mlso.daily.2017 --------------- The following is a list of activity as noted by HAO staff in Boulder, where the MLSO data are processed and analyzed. More information concerning observations at MLSO can be found at http://mlso.hao.ucar.edu. Dates are given by calendar day and by year/day-of-year. but note that the activity report refers to the MLSO observing day, NOT to the calendar day. The typical observing day at MLSO is from about 1700-1730UT to about 0200UT. ----------------------------------------------------------------------- Key to abbreviations: AR Active Region CME Coronal Mass Ejection PA Position angle (measured counterclockwise from north pole. e.g., east equator = 90 degrees, west equator = 270 degrees) R Solar radius: e.g., 0.9R is 0.9 solar radii from sun center projected onto the plane of the sky. UT Universal time ----------------------------------------------------------------------- 2017-01-01 2017d001 KCor: Instrument down for lens mount fabrication. CoMP: No noticeable coronal activity. Faint coronal cavity in the NW. 2017-01-02 2017d002 KCor: Instrument down for lens mount fabrication. CoMP: No noticeable coronal activity. Moderately active prominence in the NE and W visible in HeI 1083nm 2017-01-03 2017d003 KCor: Instrument down for lens mount fabrication. CoMP: Large eruptive prominence on the E-SE limb visible in HeI 1083nm Coronal cavities in the NW and SW. 2017-01-04 2017d004 KCor: Instrument down for lens mount fabrication. CoMP: Active prominences in the SE and SW visible in HeI 1083nm. 2017-01-05 2017d005 KCor: Instrument down for lens mount fabrication. CoMP: Very large, very active prominence in the W-NW. Another active prominence in the SW. Faint coronal cavities in the SW and NW. 2017-01-06 2017d006 KCor: Instrument down for lens mount fabrication. CoMP: Very large, very active prominence in the W-NW. 2017-01-07 2017d007 KCor: Instrument down for lens mount fabrication. CoMP: Active prominence in the W-NW. 2017-01-08 2017d008 KCor: Instrument down for lens mount fabrication. CoMP: Active prominence in the W-NW. 2017-01-09 2017d009 KCor: Instrument down for lens mount fabrication. CoMP: Very active prominence in the NW visible in HeI 1083nm 2017-01-10 2017d010 KCor: Instrument down for lens mount fabrication. CoMP: No noticeable coronal activity. 2017-01-11 2017d011 No observations at MLSO today. Cloudy. 2017-01-12 2017d012 KCor: Instrument down for lens mount fabrication. CoMP: No noticeable coronal activity. 2017-01-13 2017d013 KCor: Instrument down for lens mount fabrication. CoMP: Moderately active prominence in the W-NW Some motion within the bright coronal region in the N-NW associated with this prominence Coronal cavity in the NW 2017-01-14 2017d014 KCor: Instrument down for lens mount fabrication. CoMP: Two active prominence in the NW and W-NW. Low-lying active prominence in the NE and SE. Small coronal cavity in the NW 2017-01-15 2017d015 KCor: Instrument down for lens mount fabrication. CoMP: Coronal cavity in the NW Active prominence in the W-NW 2017-01-16 2017d016 No observations at MLSO today. Windy 2017-01-17 2017d017 No observations at MLSO today. Windy and cloudy. 2017-01-18 2017d018 No observations at MLSO today. Cloudy. 2017-01-19 2017d019 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-01-20 2017d020 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-01-21 2017d021 KCor: Rising prominence at the beginning of the day in the NE, possible CME in progress but no clear front and very noisy data, noticeable 1808-1858UT. Corresponds to a relatively narrow, amorphous outflow in LASCO/C2 Coronal cavity in the NE. CoMP: Large eruptive prominence visible in HeI 1083nm at 1812-1850UT, corresponds to a large filament eruption in SDO near the limb 2017-01-22 2017d022 KCor: No noticeable coronal activity. Coronal cavities in the NE and SW. Small bright prominence in the W-NW. CoMP: Large active prominence in the W-NW visible in HeI 1083nm 2017-01-23 2017d023 KCor: No noticeable coronal activity. Coronal cavities in the NE and SW. Bright, tall, active prominence in the W-NW. CoMP: Huge active prominence in the W-NW visible in HeI 1083nm 2017-01-24 2017d024 KCor: Faint CME/eruptive prominence in the NW in progress at the beginning of the observing day, visible at about 1802-1926UT faint. Amorphous CME with twisted prominence core and no clear front, corresponds to a CME visible in LASCO at this location and a prominence eruption visible in SDO Coronal cavity in the NE. CoMP: KCor CME not visible in CoMP Active prominence in the W visible in HeI 1083nm. 2017-01-25 2017d025 KCor: No noticeable coronal activity. Large coronal cavity in the NE with small bright prominence. CoMP: No noticeable coronal activity but very bright region in the W. A lot of prominence activity in the W and W-NW 2017-01-26 2017d026 KCor: No noticeable coronal activity. Coronal cavity in the NE with small bright prominence. CoMP: No noticeable coronal activity. Bright active prominence in the NE. Active prominence in the SE. 2017-01-27 2017d027 KCor: Slow, faint cavity/prominence eruption in the NE at about 1928-0216UT, Hard to see towards the end of the observing day as seeing degrades. Corresponds to a small prominence eruption in AIA Two faint coronal cavity in the W-SW and SW. Coronal cavity in the NW CoMP: Outward motion in the NE noticeable in intensity. Prominence eruption in the NE visible in HeI at 1909-2037UT Faint active prominence in the SW. 2017-01-28 2017d028 KCor: CME with faint round front and twisted core in the W visible at 2102-2148UT. Dark coronal cavity in the SE. Two faint coronal cavities in the W-SW and SW. Coronal cavity in the NW. CoMP: CME in the W visible in intensity, velocity and line-width at about 2058-2128UT, corresponds to a LASCO/C2 CME originating from the AR near the W limb. Active prominence in the W and SW visible in HeI 1083nm. Coronal cavity in the SE seen in intensity and velocity. Dark coronal cavity in the W-SW seen in intensity and velocity. 2017-01-29 2017d029 KCor: No noticeable coronal activity. Coronal cavities in the NE, SE, SW, and NW CoMP: No noticeable coronal activity. Large, bright region in the W-NW. Large active prominence in the W-SW visible in HeI 1083nm. 2017-01-30 2017d030 KCor: No noticeable coronal activity. Coronal cavities in the SE and SW. CoMP: Active prominence in the W visible in HeI 1083nm. Possible faint outflow in the W-NW. 2017-01-31 2017d031 KCor: No noticeable coronal activity. Coronal cavities in the SE, SW, and NW CoMP: Active prominence in the W visible in HeI 1083nm. 2017-02-01 2017d032 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: No noticeable coronal activity. 2017-02-02 2017d033 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: No noticeable coronal activity. Active prominence in the NW. 2017-02-03 2017d034 KCor: No noticeable coronal activity. Coronal cavity in the SE. CoMP: Active prominences in the W-NW and W-SW visible in HeI 1083nm. Round coronal cavity in the NW. 2017-02-04 2017d035 KCor: Narrow bright jet in the W at about 1856-1922UT Dark, round coronal cavity in the NW. CoMP: No noticeable coronal activity. Active prominence in the SW visible in HeI 1083nm. Coronal cavity in the NW visible in intensity, velocity and L/I 2017-02-05 2017d036 KCor: No noticeable coronal activity. Dark, round coronal cavity in the NW. CoMP: No noticeable coronal activity. Loop-prominence in the W-NW visible in HeI 1083nm. Dark coronal cavity in the NW visible in intensity, velocity and L/I 2017-02-06 2017d037 KCor: No noticeable coronal activity. Large coronal cavities in the SE and NW CoMP: Large, low-lying active prominence in the E. Surging in the W-NW in HeI 1083nm. Round coronal cavity in the NE best visible in intensity Coronal cavity in the E. Coronal cavity in the NW visible in intensity and velocity. 2017-02-07 2017d038 KCor: No noticeable coronal activity. Large coronal cavities in the SE and NW CoMP: Large, low-lying, very active prominence in the NE. Coronal cavity in the NW visible in intensity and velocity. 2017-02-08 2017d039 No observations at MLSO today. Windy. 2017-02-09 2017d040 KCor: No noticeable coronal activity. Coronal cavities in the SE, SW, and NW. CoMP: No noticeable coronal activity. Coronal cavity in the W-SW best visible in intensity. Coronal cavity in the in the NW best visible in intensity. 2017-02-10 2017d041 KCor: No noticeable coronal activity. Large coronal cavities in the SE, and NW Smaller coronal cavity in the SW CoMP: Low-lying active prominence in the NE visible in HeI 1083nm Coronal cavity in the W-SW best seen in intensity 2017-02-11 2017d042 No observations at MLSO today. Cloudy with strong wind. 2017-02-12 2017d043 KCor: No noticeable coronal activity. Coronal cavities in the NE and SE Large coronal cavities in the SW and NW CoMP: Small coronal cavities visible in the NE,SE, SW and NW in intensity, velocity, and L/I 2017-02-13 2017d044 KCor: No noticeable coronal activity. Large coronal cavities in the SE and SW. CoMP: No noticeable coronal activity. Small surge in the N-NE noticeable in HeI 1083nm. Small active prominences in the SE and NW visible in HeI 1083nm. One small coronal cavity in the SW visible in intensity and velocity Two small coronal cavities in the NW visible in intensity, velocity, and L/I 2017-02-14 2017d045 KCor: No noticeable coronal activity. Large coronal cavity in the SE. Faint coronal cavity in the SW and NW CoMP: No noticeable coronal activity. Small active prominence in the NW visible in HeI 1083nm. Small coronal cavity in the NW best seen in intensity. 2017-02-15 2017d046 KCor: No noticeable coronal activity. Coronal cavity in the SE CoMP: No noticeable coronal activity. Low-latitude active prominence in the NW. Coronal cavity in the NW visible in intensity and velocity. 2017-02-16 2017d047 KCor: No noticeable coronal activity. CoMP: Low-lying active prominence in the E-NE visible in HeI 1083nm. Loop motion in the NE visible in FeXIII 1074nm intensity. 2017-02-17 2017d048 KCor: No noticeable coronal activity. CoMP: Small loop-shaped active prominence in the NE visible in HeI 1083nm. Outward motion in the NE at about 1901-2130UT, appears to be the end of a CME seen by SDO which originates from the back side 2017-02-18 2017d049 KCor: No noticeable coronal activity. Coronal cavities in the NE and SW. CoMP: Prominence activity in the NE Coronal cavity in the NE visible in intensity and velocity. Faint outward motion in the E and E-NE at about 2023-2122UT visible in intensity and velocity 2017-02-19 2017d050 KCor: No noticeable coronal activity. Dark coronal cavity in the NE with tiny bright prominence. Coronal cavity in the SW. CoMP: Low-lying active prominence in the W. Dark coronal cavity in the NE visible in intensity and velocity. 2017-02-20 2017d051 KCor: CME in progress in the NE at about 1854-2016UT, appears as a prominence/cavity moving outward with no clear front. Faint coronal cavity in the SW. CoMP: Faint outflow in the NE, corresponds to a cavity/prominence eruption in SDO. Coronal cavity in the SW visible in intensity and velocity. Moderately active prominence in the W. 2017-02-21 2017d052 KCor: No noticeable coronal activity. Large coronal cavity in the NE. Coronal cavity in the SW. CoMP: No noticeable coronal activity. Low-lying prominence in the NW. 2017-02-22 2017d053 KCor: No noticeable coronal activity. Large coronal cavity in the NE. CoMP: No noticeable coronal activity. Coronal cavity in the NE. Low-lying prominence in the NW. 2017-02-23 2017d054 KCor: No noticeable coronal activity. Coronal cavity with small prominence in the NW. CoMP: No noticeable coronal activity. Small coronal cavity in the NE. Very large, bright active prominence in the NW visible in HeI. 2017-02-24 2017d055 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity with small prominence in the NW. CoMP: No noticeable coronal activity. Large, bright active prominence in the NW visible in HeI. 2017-02-25 2017d056 No observations at MLSO today. Cloudy 2017-02-26 2017d057 No observations at MLSO today. Overcast. 2017-02-27 2017d058 No observations at MLSO today. Fog. 2017-02-28 2017d059 No observations at MLSO today. Sky completely overcast. 2017-03-01 2017d060 No observations at MLSO today. Sky completely overcast. 2017-03-02 2017d061 KCor: CoMP: No noticeable coronal activity. 2017-03-03 2017d062 KCor: No noticeable coronal activity. Large coronal cavity in the NW. CoMP: No noticeable coronal activity. 2017-03-04 2017d063 KCor: No noticeable coronal activity. Large, faint coronal cavity in the NW. CoMP: No noticeable coronal activity. 2017-03-05 2017d064 KCor: No noticeable coronal activity. CoMP: Dark, round coronal cavity in the E visible in intensity, velocity and L/I. Fainter coronal cavity in the SE 2017-03-06 2017d065 KCor: No noticeable coronal activity. Small coronal cavity in the E. Large coronal cavity in the SE. Very large coronal cavity in the NW. CoMP: No noticeable coronal activity. Active prominence in the E seen in HeI 1083nm 2017-03-07 2017d066 KCor: No noticeable coronal activity. Coronal cavity in the SE. Large coronal cavity in the NW. CoMP: No noticeable coronal activity. Possible coronal cavity in the NW best seen in velocity and L/I 2017-03-08 2017d067 No observations at MLSO today. Cloudy. 2017-03-09 2017d068 No observations at MLSO today. Cloudy. 2017-03-10 2017d069 KCor: No noticeable coronal activity. Small coronal cavity in the SE. Small coronal cavity in the NW. CoMP: No noticeable coronal activity. Huge active prominence in the NE visible in HeI 1083nm. Coronal cavity in the SE best visible in intensity and velocity. Dark coronal cavity in the NW visible in intensity, velocity and L/I. 2017-03-11 2017d070 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the SE. Small, dark coronal cavity in the NW. CoMP: No noticeable coronal activity. Coronal cavity in the NE visible in intensity, velocity and L/I. Coronal cavity in the SE visible in intensity, velocity. Small, very dark coronal cavity in the NW visible in intensity, velocity and L/I. 2017-03-12 2017d071 KCor: No noticeable coronal activity. Small coronal cavity in the NE. Large coronal cavity in the SE. Coronal cavity in the SW. Small, very dark coronal cavity in the NW. CoMP: No noticeable coronal activity. Small, dark coronal cavity in the NE visible in intensity, velocity and L/I. Coronal cavity in the SE visible in intensity and velocity. Very dark coronal cavity in the NW visible in intensity and velocity. 2017-03-13 2017d072 KCor: Slow CME in progress in the W-SW appears as a dark coronal cavity moving outward at 1746-2136UT, also seen in SDO 171A Fast CME in the N-NE with front visible at about 2024-2041UT, but very noisy data best seen in unfiltered images, correspond to LASCO CME Small, dark coronal cavity in the NE. Large coronal cavity in the SE. Small, dark coronal cavity in the NW. CoMP: Prominence eruption in the W-NW seen at 2010-2022UT in HeI 1083nm. Surging/prominence activity in the W visible in HeI 1083nm Coronal cavity in the NE visible in intensity, velocity and L/I Coronal cavity in the SE visible in intensity and velocity. Very dark coronal cavity in the NW visible in intensity, velocity and L/I. 2017-03-14 2017d073 KCor: No noticeable coronal activity. Small coronal cavity in the NE. Coronal cavity with faint in the SE. Faint coronal cavity in the SW. Dark coronal cavity in the NW. CoMP: No noticeable coronal activity. Coronal cavity in the SE visible in intensity and velocity Coronal cavity in the NW visible in intensity and velocity Active prominence in the NW visible in HeI1083nm at about 1929-2319UT 2017-03-15 2017d074 KCor: No noticeable coronal activity. Small coronal cavity in the NE. Coronal cavity with faint in the SE. CoMP: No noticeable coronal activity. Low-lying active prominences in the E-NE, SE, and W-NW 2017-03-16 2017d075 KCor: No noticeable coronal activity. Small,dark coronal cavity in the NE. CoMP: No noticeable coronal activity. Coronal cavity in the NE Very large, very active, low-lying active prominence in the SE throughout the day 2017-03-17 2017d076 KCor: No noticeable coronal activity. Large coronal cavity in the NE. Fainter coronal cavity in the SE. CoMP: No noticeable coronal activity. Small, low-lying active prominence in the SE Larger, low-lying active prominences in the W and NW Coronal cavity in the NW visible in intensity and L/I. 2017-03-18 2017d077 KCor: No noticeable coronal activity. Large, relatively dark coronal cavity in the NE. CoMP: No noticeable coronal activity. Low-lying active prominences in the W and NW 2017-03-19 2017d078 KCor: No noticeable coronal activity. Coronal cavity in the NE. CoMP: No noticeable coronal activity. Very active prominence on the W limb. 2017-03-20 2017d079 KCor: No noticeable coronal activity. Large, relatively dark coronal cavity in the NE. Large coronal cavity in the SW. CoMP: No noticeable coronal activity. Large, very active prominence on the W limb. 2017-03-21 2017d080 KCor: Narrow CME in the E-NE visible at about 2010-2110UT Large coronal cavity in the NE. Large coronal cavity in the SW. CoMP: No noticeable coronal activity. Small prominences in the E-SE and W visible in HeI 1083nm. Coronal cavity in the E-SE 2017-03-22 2017d081 KCor: Faint outflow in the E, appears as an elongated dark cavity with thin bright front moving outward, possible CME at about 1848-1952UT Large coronal cavity in the NE. Large coronal cavity in the SW. CoMP: No noticeable coronal activity. Small round coronal cavity in the NE Small coronal cavity in the E-SE. 2017-03-23 2017d082 No observations at MLSO today. Cloudy. 2017-03-24 2017d083 KCor: Narrow CME in progress in the E-SE, visible at about 1736-1848UT CoMP: Small round coronal cavity in the NE visible in intensity and velocity. Small round coronal cavity in the E-NE visible in intensity, velocity and L/I. Small round coronal cavity in the NW visible in intensity, velocity and L/I. 2017-03-25 2017d084 KCor: No noticeable coronal activity. Large coronal cavity in the NE. Coronal cavity in the SW. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Two coronal cavities in the NE, one is large and visible in intensity, velocity and L/I. Small coronal cavity in the NW. Very active prominence in the E-NE. Bright prominence in the NE. 2017-03-26 2017d085 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the SW. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Coronal cavity in the NE visible in intensity, velocity and L/I. Coronal cavity in the NW visible in intensity, velocity and L/I. 2017-03-27 2017d086 KCor: Narrow CME with bright front and dark cavity visible at about 1733-2010UT, just started at the beginning of the observing day. Coronal cavity in the NE. Coronal cavity in the SW. Coronal cavity in the NW. CoMP: CME visible as a dark bubble moving outward at the E limb at about 1733-1833UT Also noticeable in velocity and line-width. Coronal cavity in the NE visible in intensity and velocity Coronal cavity in the NW visible in intensity, velocity, and L/I. Active prominence in the NE. Low-lying active prominence in the SE. 2017-03-28 2017d087 KCor: Narrow CME/outflow in the W at 1733-1920UT, corresponds to a CME/prominence eruption which started before the MLSO observing day Coronal cavity in the SW. CoMP: No noticeable coronal activity. Coronal cavity in the NE Coronal cavity in the NW Active prominence in the NE. Very active, low-lying prominence in the SE Large, very active, low-lying prominence in the W-NW. 2017-03-29 2017d088 KCor: No noticeable coronal activity. Coronal cavity in the SW. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Coronal cavity in the NW visible in intensity and velocity. Some surging/prominence activity in the W. 2017-03-30 2017d089 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: No noticeable coronal activity. Coronal cavity in the NW best visible in velocity and L/I 2017-03-31 2017d090 KCor: No noticeable coronal activity. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Large, very active prominence in the E-NE Coronal cavity in the NW visible in intensity and velocity 2017-04-01 2017d091 KCor: Relatively faint and wide CME with round front in the NW at 1944-2028UT CoMP: Fast CME in the NW at about 1939-2000UT, noticeable in intensity, velocity and line width as outward motion, also seen by LASCO, corresponds to a large AR flare in the NW. Coronal cavity in the NE. Large, very active prominence in the E-NE. Large, very active prominence in the W-SW 2017-04-02 2017d092 KCor: Two CME in the W-NW: The first CME is visible at 1844-2020UT with a round bright front, cavity, core The second CME is a faster one, just N of the first, with bright round front visible at 2032-2206UT Coronal cavity in the NE. large coronal cavity in the SE. Coronal cavity in the NW. CoMP: CME in the W-NW at about 1836-1851UT seen as bright round loops moving outward, also visible in velocity and line width Wide CME in the NW seen as a large dark wave moving outward, also visible in velocity and line width. Large, very active prominence in the W-SW 2017-04-03 2017d093 KCor: No noticeable coronal activity. CoMP: Loops slowly rising within the bright AR in the W-NW. Surging in the W-NW visible in HeI. Small coronal cavity in the SW, best noticeable in velocity and L/I. 2017-04-04 2017d094 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Surging in the W-NW visible in HeI 2017-04-05 2017d095 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Active prominence in the E-NE visible in HeI 2017-04-06 2017d096 KCor: Prominence eruption in the NW at about 1910-2116UT Coronal cavity in the SE. CoMP: Faint outflow in the NW visible in FeXIII intensity. Prominence eruption visible in HeI at 1744-2002UT Coronal cavity in the N-NW best visible in velocity and L/I 2017-04-07 2017d097 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the SE. CoMP: CME in the E at 2200-0006UT visible in intensity. Surging at the W limb seen in HeI. Coronal cavity in the NE best visible in intensity and L/I Coronal cavity in the N-NW best visible in velocity and L/I 2017-04-08 2017d098 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the SE. CoMP: No noticeable coronal activity. Coronal cavity in the NE visible in intensity, velocity and L/I 2017-04-09 2017d099 KCor: No noticeable coronal activity. Two coronal cavities in the NE under the same streamer Very large, dark coronal cavity in the SE. CoMP: No noticeable coronal activity. Coronal cavity in the NE best visible in intensity and velocity. Coronal cavity in the NW best visible in intensity and L/I. Large, low-lying prominence in the W. 2017-04-10 2017d100 KCor: Small puff in the NE, at the same location of CoMP CME, there is a LASCO CME at about the same location. Very large, dark coronal cavity in the SE. CoMP: Possible CME, outward motion in the NE at the location of the AR, visible at about 1822-1906UT in intensity, velocity, and line-width. Coronal cavity in the NW visible in intensity, velocity, and L/I. Large active prominences in the E-NE and E-SE 2017-04-11 2017d101 No observations at MLSO today. Rain. 2017-04-12 2017d102 KCor: No noticeable coronal activity. Coronal cavity in the SE. CoMP: Small active prominence in the E-NE Small coronal cavity in the NE visible in intensity. 2017-04-13 2017d103 No observations at MLSO today. Cloudy. 2017-04-14 2017d104 No observations at MLSO today. Clouds, vog, and fog. 2017-04-15 2017d105 KCor: No noticeable coronal activity. CoMP: Jet or faint outflow noticeable in intensity at the E limb. Small active prominence in the E 2017-04-17 2017d107 KCor: CME in the NE noticeable at 1840-2050UT CoMP: Surging in the NE noticeable in HeI. CME in the NE 1716-2050UT visible as cusped dark structure outflow in intensity and velocity 2017-04-18 2017d108 KCor: CME in the E-NE at about 1926-1942UT, interrupted by clouds. Large coronal cavity in the NE. CoMP: CME in the E-NE visible at 1923-1939UT .the end of the day as outflow, also seen in velocity Coronal cavity in the W-SW, best seen in intensity. 2017-04-19 2017d109 KCor: Apparent outflow in the E-NE Large coronal cavity in the NE. CoMP: No noticeable activity 2017-04-20 2017d110 KCor: Faint narrow outflow in progress in the E-NE 1704-1836UT, CME/epl in the NW 1836-2218UT, dark cavity with bright prominence, no bright front. CME in the N 2150-2218UT, seen as a dark region moving outward CoMP: Large prominence eruption in the NW. Active prominence in the NE. 2017-04-21 2017d111 No observations at MLSO today. Clouds, vog, and fog. 2017-04-22 2017d112 KCor: No noticeable coronal activity CoMP: No noticeable activity Very small coronal cavity in the NE 2017-04-23 2017d113 KCor: No noticeable coronal activity Faint coronal cavity in the SW. CoMP: No noticeable activity 2017-04-24 2017d114 No observations at MLSO today. Cloudy. 2017-04-25 2017d115 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Large active/eruptive prominence in the SE visible in HeI. Active prominence in the NW. 2017-04-26 2017d116 KCor: No noticeable coronal activity CoMP: No noticeable coronal activity. Active prominence in the SW. 2017-04-27 2017d117 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Coronal cavity in the SW visible in intensity, velocity and L/I. 2017-04-28 2017d118 KCor: Active prominence in the E-SE. Possible CME in the NW, faint round front moving outward at about 1804-1926UT CoMP: Active prominence in the NE. Active prominence in the E-SE, seen also as a very small, narrow dark feature moving outward at about 1833-1939UT Faint outflow in the NW at about 1644-1906UT 2017-04-29 2017d119 KCor: No noticeable coronal activity. Coronal cavity with very small prominence in the NE. CoMP: No noticeable coronal activity. Small coronal cavity in the in the SW 2017-04-30 2017d120 No observations at MLSO today. Rain. 2017-05-01 2017d121 No observations at MLSO today. Cloudy. 2017-05-02 2017d122 KCor: No noticeable coronal activity. Short observing day. CoMP: No noticeable coronal activity. Short observing day. 2017-05-03 2017d123 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Small coronal cavities in the NE and E visible in intensity, velocity, and L/I. Coronal cavity in the SE visible in intensity and velocity. Small coronal cavity in the NW under pseudo-streamer, visible in intensity, velocity, and L/I. 2017-05-04 2017d124 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Coronal cavity in the SE. Pseudo-streamer in the NW. 2017-05-05 2017d125 KCor: No noticeable coronal activity. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Small, round coronal cavity in the NE visible in intensity and velocity it has a ring-structure in velocity. Elongated coronal cavity in the SE visible in intensity and velocity. Small coronal cavities in the NW under pseudo-streamer. Small active prominences in the NE and NW. 2017-05-06 2017d126 KCor: Narrow jet/possible cme in the E at about 1704-1744UT. Faint loop moving outward/possible CME in the NW at about 1658-1826UT, no clear CME in LASCO Small coronal cavities in the SE and NW. CoMP: No noticeable coronal activity. Elongated coronal cavity in the SE visible in intensity and velocity. Small coronal cavities in the NW under pseudo-streamer. Small active prominence in the NW 2017-05-07 2017d127 KCor: No noticeable coronal activity. Coronal cavity in the SE. CoMP: No noticeable coronal activity. Coronal cavity in the SE visible in intensity and velocity. 2017-05-08 2017d128 KCor: No noticeable coronal activity. Coronal cavity in the SE. Prominence in the NE. CoMP: No noticeable coronal activity. Large active prominence in the NE. Elongated coronal cavity in the SE visible in intensity and velocity 2017-05-09 2017d129 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Two coronal cavities in the SE visible in intensity and velocity. 2017-05-10 2017d130 No observations at MLSO today. Cloudy. 2017-05-11 2017d131 KCor: No noticeable coronal activity. Large coronal cavities in the NE and SE. CoMP: No noticeable coronal activity. Two coronal cavities in the SE under a pseudo-streamer, visible in intensity, velocity, and L/I. Coronal cavity in the SW 2017-05-12 2017d132 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity.g Coronal cavities in the E-SW and SW visible in intensity and velocity 2017-05-13 2017d133 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Coronal cavity in the SW. 2017-05-14 2017d134 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-05-15 2017d135 No good images today. Bad weather at MLSO 2017-05-16 2017d136 KCor: No noticeable coronal activity. Coronal cavity with small faint prominence in the NW. CoMP: No noticeable coronal activity. Active, apparently eruptive, prominence in the NW at about 2255-2345UT acquires a cusped shape as it rises. 2017-05-17 2017d137 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Active prominence in the NE visible in HeI 2017-05-18 2017d138 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Active prominence in the NE visible in HeI. 2017-05-19 2017d139 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-05-20 2017d140 KCor: Jet, possible cme, in the E at 1815-1846UT CoMP: No noticeable coronal activity. Active, possibly eruptive prominence in the SE at about 2218-2345UT. 2017-05-21 2017d141 KCor: No noticeable coronal activity. Faint coronal cavity in the SW. CoMP: No noticeable coronal activity. Coronal cavity in the SW visible in intensity, velocity and L/I. Low-lying active prominence in the E. 2017-05-22 2017d142 No observations at MLSO today. KCor cameras swap. 2017-05-23 2017d143 KCor: No good quality images. CoMP: No noticeable coronal activity. Coronal cavity in the SW visible in intensity, velocity and L/I. Large, low-lying active prominence in the W-SW. 2017-05-24 2017d144 KCor: No good quality images. CoMP: No noticeable coronal activity. Large, low-lying active prominence in the E. 2017-05-25 2017d145 KCor: No good quality images. CoMP: No noticeable coronal activity. Coronal cavity in the SW visible in intensity and velocity. Apparent large pseudo-streamer in the E-SE. 2017-05-26 2017d146 KCor: No good quality images. CoMP: No noticeable coronal activity. Coronal cavity in the SW visible in intensity and velocity, seem part of a pseudo-streamer. Apparent large pseudo-streamer in the E-SE. 2017-05-27 2017d147 KCor: No data. CoMP: No noticeable coronal activity. Small coronal cavity in the NE visible in intensity and velocity. Two coronal cavities in the SW visible in intensity and velocity, seem part of a pseudo-streamer. 2017-05-28 2017d148 KCor: No good quality images. CoMP: No noticeable coronal activity. 2017-05-29 2017d149 KCor: No good quality images. CoMP: No noticeable coronal activity. 2017-05-30 2017d150 KCor: Possible faint outflow in the E appears as a bright prominence moving outward but bad quality data, corresponds to an eruption from the AR at the E limb seen by SDO. CoMP: No noticeable coronal activity. 2017-05-31 2017d151 KCor: Faint, narrow CME with bright front visible at about 2202-2320UT at the E limb CoMP: Series of outflows within the AR in the E noticeable in intensity and velocity at about 1755UT, 2056UT and 2207UT Low lying prominence in the SW. 2017-06-01 2017d152 No observations at MLSO today. Cloudy. 2017-06-02 2017d153 No observations at MLSO today. Overcast. 2017-06-03 2017d154 No observations at MLSO today. Cloudy. 2017-06-04 2017d155 KCor: No noticeable coronal activity. CoMP: Coronal cavity in the SE visible in intensity, velocity, and L/I. Low-lying prominence in the E visible in HeI 1083nm 2017-06-05 2017d156 KCor: No noticeable coronal activity. CoMP: Coronal cavity in the SE best visible in velocity. 2017-06-06 2017d157 No observations at MLSO today. Cloudy. 2017-06-07 2017d158 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the NW. CoMP: Coronal cavity in the NE visible in intensity and velocity Pseudo-streamer in the SE with two coronal cavities underneath best visible in velocity. Two small coronal cavities in the NW visible in intensity and velocity. Surge in the E at about 2025:2115UT visible in HeI 1083nm. 2017-06-08 2017d159 KCor: No data available. CoMP: Only a few good images. Coronal cavity in the NW. Tall prominence in the NW visible in HeI 1083nm 2017-06-09 2017d160 KCor: No good images. CoMP: Faint coronal cavity in the SE noticeable in velocity Two round, very small coronal cavity in the NW, the southern one is best seen in velocity 2017-06-10 2017d161 KCor: No noticeable coronal activity. Noisy images. CoMP: CME in the E-SE at about 2040-2105UT seen as dark narrow outflow in intensity, faint signature in velocity. Originates within the AR at the E limb, corresponds to a LASCO/C2 CME. 2017-06-11 2017d162 No observations at MLSO today. Cloudy. 2017-06-12 2017d163 KCor: No noticeable coronal activity. CoMP: Coronal cavity in the SE Low-lying active prominence in the E visible in HeI 1083nm. 2017-06-13 2017d164 No good images taken at MLSO today. Cloudy 2017-06-14 2017d165 KCor: Fast, relatively narrow CME on the W limb visible at about 2054-2114UT originating from AR at the limb, corresponds to a LASCO/C2 CME. CoMP: CME seen as an outflow originating within the AR at the W limb visible in intensity, velocity and partly in line-width at about 2050-2120UT Some outflow motion also noticeable around 1855UT. 2017-06-15 2017d166 No observations at MLSO today. Cloudy all day. 2017-06-16 2017d167 No observations at MLSO today. Cloudy 2017-06-17 2017d168 KCor: No noticeable coronal activity. CoMP: Small, round coronal cavity in the SW visible in intensity an velocity. Small prominence in the NE and W visible in HeI 1083nm. 2017-06-18 2017d169 No observations at MLSO today. Overcast. 2017-06-19 2017d170 KCor: No noticeable coronal activity. Coronal cavity in the NE with very small prominence. Coronal cavity in the NW. CoMP: Low-lying active prominence in the NE visible in HeI 1083nm Small coronal cavity in the NE visible in intensity and velocity. 2017-06-20 2017d171 KCor: No noticeable coronal activity. CoMP: Small coronal cavity in the NE best visible in intensity Surging in the E-NE noticeable in HeI 1083nm 2017-06-21 2017d172 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the NW. CoMP: Low-lying active prominence in the NE visible in HeI 1083nm Pseudo-streamer in the SW noticeable in intensity, velocity and L/I. 2017-06-22 2017d173 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Very active prominence in the NE visible in HeI 1083nm. 2017-06-23 2017d174 KCor: No noticeable coronal activity. Coronal cavity in the NE. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Coronal cavity in the NE best seen in velocity. Active prominence in the NE visible in HeI 1083nm. 2017-06-24 2017d175 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-06-25 2017d176 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Coronal cavity in the E visible in intensity, velocity, and L/I. Low-lying prominence in the W visible in HeI 1083nm. 2017-06-26 2017d177 KCor: No noticeable coronal activity. Coronal cavity in the W limb CoMP: No noticeable coronal activity. Apparent pseudo-streamer in the E-SE 2017-06-27 2017d178 KCor: No noticeable coronal activity. Coronal cavity in the W limb CoMP: No noticeable coronal activity. 2017-06-28 2017d179 KCor: No noticeable coronal activity. Faint coronal cavity in the W limb CoMP: No noticeable coronal activity. 2017-06-29 2017d180 KCor: No noticeable coronal activity. Faint coronal cavity on the W limb CoMP: Small active prominence at the W limb. 2017-06-30 2017d181 No observations at MLSO today. Foggy. 2017-07-01 2017d182 No good observations at MLSO today. Fog. Bright sky. 2017-07-02 2017d183 KCor: No noticeable coronal activity. Coronal cavity in the NW. CoMP: Coronal cavity in the NW visible in intensity, velocity,and L/I. Active prominence in the W visible in HeI. 2017-07-03 2017d184 KCor: Eruption in progress at the beginning of the day, a small bright bubble is ejected at the W limb, visible from about 1714-1926UT, corresponds to a LASCO narrow CME CoMP: Outflow in the W, from AR at the limb, early in the day and again after 2244UT corresponds to surging in SDO. Coronal cavity in the NW visible in intensity and velocity. Possible prominence eruption in the SW Active prominences in the W-NW, and NW visible in HeI. 2017-07-04 2017d185 KCor: No noticeable coronal activity. Coronal cavity in the NW with small bright prominence. CoMP: Coronal cavities in the SE and NW. Active prominences in the NW. 2017-07-05 2017d186 KCor: No noticeable coronal activity. Faint coronal cavity in the NW with small bright prominence. CoMP: Possible CME in the NW visible as a faint outflow at 1955-2016UT, also noticeable in velocity. Active prominence in the NW visible in HeI 1083nm. CME in the W at the end of the day 0342-0348UT seen as a dark cavity moving outward, also seen in velocity. Coronal cavity in the SE visible in intensity, velocity and L/I. 2017-07-06 2017d187 KCor: No noticeable coronal activity. CoMP: Pseudo-streamer in the SE, with top still in the fov Active prominence in the NW visible in HeI 1083nm. 2017-07-07 2017d188 KCor: No noticeable coronal activity. Faint coronal cavities in the NE and NW. CoMP: Low-lying active prominence in the E. Coronal cavity in the E-NE Coronal cavity in the NW visible in intensity, velocity and L/I 2017-07-08 2017d189 KCor: No noticeable coronal activity. Short observing day. Cloudy. CoMP: No noticeable coronal activity. Short observing day. 2017-07-09 2017d190 No observations at MLSO today. Cloudy. 2017-07-10 2017d191 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Coronal cavity in the NW. 2017-07-11 2017d192 KCor: No noticeable coronal activity. Coronal cavity in the E. CoMP: Coronal cavity in the E visible in intensity and velocity. Small prominence visible in HeI 1083nm at the E limb 2017-07-12 2017d193 KCor: No noticeable coronal activity. Coronal cavity in the E. CoMP: Coronal cavity in the E visible in intensity, velocity, and L/I Active prominence visible in HeI 1083nm at the E limb 2017-07-13 2017d194 KCor: CME with round front on the W limb visible at about 2008-2026UT, originates from the small AR near the limb in the W-NW. Coronal cavity in the E. CoMP: Possible CME/surge in the W at 1802-1816UT. CME in the W visible in CoMP as a large outflow at about 2006-2040UT, also noticeable in velocity. Surge in the W noticeable in HeI 1083nm. Coronal cavity in the E visible in intensity, velocity, and L/I 2017-07-14 2017d195 KCor: No noticeable coronal activity. Coronal cavity in the E. CoMP: Active prominence in the W-NW visible in HeI 1083nm. Coronal cavity in the E visible in intensity and velocity. 2017-07-15 2017d196 KCor: CME in the W-SW at about 1938-1953UT, corresponds to a LASCO CME. CoMP: CME in the W-SW at 1839-2008UT noticeable in intensity and velocity, originates in the AR near the W limb 2017-07-16 2017d197 KCor: No good images today. CoMP: No good images today. 2017-07-17 2017d198 KCor: No noticeable coronal activity. Short observing day. CoMP: No noticeable coronal activity. Short observing day. 2017-07-18 2017d199 No observations at MLSO today. Clouds and fog. 2017-07-19 2017d200 KCor: No noticeable coronal activity. CoMP: Active prominence E-SE and surging on the W visible in HeI 1083nm. 2017-07-20 2017d201 KCor: CME in progress on the W limb with fuzzy round front, dark cavity and large bright prominence core, visible from 1700UT until about 1902UT. Corresponds to a LASCO CME. CoMP: CME in the W seen as rising bright loops in intensity at 1657-1900UT Active prominence in the SW visible in HeI 1083nm. 2017-07-21 2017d202 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Active prominences in the W-SW visible in HeI 1083nm. Two small coronal cavities in the NE. 2017-07-22 2017d203 KCor: No noticeable coronal activity. CoMP: Large, very active, prominence in the E-SE Two small coronal cavities in the NE visible in intensity and velocity. Coronal cavity in the NW visible in intensity and velocity 2017-07-23 2017d204 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Two small coronal cavities in the NE visible in intensity and velocity. 2017-07-24 2017d205 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-07-25 2017d206 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Coronal cavity in the W visible in intensity, velocity and L/I. Moderately active prominences in the W and SW. 2017-07-26 2017d207 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-07-27 2017d208 No observations at MLSO today. Cloudy. 2017-07-28 2017d209 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-07-29 2017d210 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Faint coronal cavity in the SW best seen in velocity. 2017-07-30 2017d211 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Faint coronal cavity in the SW best seen in velocity. Faint coronal cavity in the NW best seen in velocity and L/I. 2017-07-31 2017d212 KCor: No noticeable coronal activity. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Faint coronal cavity in the SW best seen in velocity and L/I. Faint coronal cavity in the NW seen in intensity and velocity. 2017-08-01 2017d213 KCor: No noticeable coronal activity. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Small coronal cavity in the NW visible in intensity, velocity and L/I. Small active prominence in the NW. 2017-08-02 2017d214 KCor: No noticeable coronal activity. Coronal cavity in the NE. CoMP: Small coronal cavity in the NW visible in intensity, velocity and L/I. Active prominence in the NW. 2017-08-03 2017d215 KCor: No noticeable coronal activity. Coronal cavities in the NE and NW. CoMP: Pseudo-streamer in the SE. Large active prominence in the NW. Small active prominence in the NE. 2017-08-04 2017d216 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Prominence in the NW. 2017-08-05 2017d217 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Small coronal cavities in the SW and NW. Active prominences in the NE and NW. 2017-08-06 2017d218 KCor: No noticeable coronal activity. Coronal cavity in the NW. CoMP: No noticeable coronal activity. Short observing day. 2017-08-07 2017d219 No observations at MLSO today. Cloudy. 2017-08-08 2017d220 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Coronal cavity in the E visible in intensity, velocity and L/I. 2017-08-09 2017d221 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-08-10 2017d222 KCor: No noticeable coronal activity. Coronal cavity in the E-SE. CoMP: Apparent eruption in the NW in HeI. Large active prominence in the E-SE visible in HeI. 2017-08-11 2017d223 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Small coronal cavity in the SW visible in intensity and velocity Active prominence in the E-SE. 2017-08-12 2017d224 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Small coronal cavity in the SW visible in intensity and velocity Coronal cavity in the SW Large active prominence in the NE and active prominence in the SE. 2017-08-13 2017d225 KCor: No noticeable coronal activity. CoMP: Very large active prominence visible in the NE HeI 1083nm. Faint outflow, possible faint CME in the E towards the end of the observing day. Small coronal cavity in the SE visible in intensity, velocity 2017-08-14 2017d226 KCor: Dark bubble with bright core at the E limb is slowly moving outward at about 1708-2020UT CoMP: Coronal cavity in the NE visible in intensity and velocity. Active prominence in the NE. End of a CME visible in the E seen as a dark bubble slowly moving outward, it originates in the AR at the limb. Coronal cavity in the SE visible in intensity, velocity,and L/I. 2017-08-15 2017d227 KCor: Large coronal cavity in the NE. Fainter coronal cavity in the NW. CoMP: Large coronal cavity in the NE visible in intensity and velocity. Active prominence and surging in the NE. Fainter low-lying coronal cavities in the SE and NW best seen in velocity 2017-08-16 2017d228 KCor: CME in progress in the E 1716-1922UT Coronal cavity in the NE. CoMP: Super-dark coronal cavity in the NE visible in intensity, velocity and L/I. Very active prominence in the NE, prominence eruption around 1718-1730UT, corresponds to a large filament eruption non-disk seen by SDO. CME/outflow in the E noticeable at the beginning of the day. 2017-08-17 2017d229 KCor: Nice coronal cavity with small prominence in the NE. CME in the SW seen as a dark cavity with bright prominence moving outward non-radially at about 1810-2236UT, no clear front. CoMP: Dark coronal cavity in the NE visible in intensity, velocity and L/I. Active prominence in the NE. Pseudo-streamer in the SW. CME in the SW, the southern lobe of the pseudo-streamer erupts at about 1724-2140UT. Prominence eruption in the SW at about 1715-2212UT 2017-08-18 2017d230 KCor: Apparent CME, bright region in the W slowly rises over the course of the day CoMP: Coronal cavity in the NE visible in intensity and velocity. Very large active prominence in the NE. Possible CME in the E, loop motion, best seen in velocity 1955-2025UT Coronal cavity in the SE visible in intensity, velocity and L/I. 2017-08-19 2017d231 KCor: Faint outward motion in the E. CoMP: Rising bright post-eruption loops at the E limb at the location of yesterday CME. Surging in the E noticeable in HeI 1083nm 2017-08-20 2017d232 KCor: 3-part CME in the E with small dark cavity and large bright prominence visible at about 1934-2104UT CoMP: CME noticeable in intensity, velocity and line width at about 1903-2102UT, large dark bubble start to move out rapidly at about 1931UT Surging in the E noticeable in HeI 1083nm Coronal cavity in the SE visible in intensity, velocity and L/I Active prominence seen in HeI 1083nm. Coronal cavity in the SW visible in intensity, velocity and L/I Coronal cavity in the W visible in intensity, velocity and L/I 2017-08-21 2017d233 KCor: Partial Solar Eclipse observed at MLSO. Small coronal cavities in the W and NW. CoMP: Dark coronal cavity in the W visible in intensity, velocity and L/I. Coronal cavity in the W visible in intensity and velocity. 2017-08-22 2017d234 No observations at MLSO today. Cloudy all day. 2017-08-23 2017d235 KCor: No noticeable coronal activity. CoMP: Small coronal cavity in the SW. Large low-lying, active prominence in the E-NE 2017-08-24 2017d236 KCor: No noticeable coronal activity. CoMP: Surging in the N ans W-NW Apparent surge or loop motion within AR at the W limb. 2017-08-25 2017d237 KCor: No noticeable coronal activity. CoMP: Dark coronal cavity in the SE also visible in velocity. Surging in the W seen in HeI and motion within AR Small active prominence in the SW 2017-08-26 2017d238 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: Small coronal cavity in the SE. Surge in the W-NW. 2017-08-27 2017d239 KCor: Large coronal cavity in the NE. Faint CME visible at 1712-1832UT in the E KCor as a faint bright loop moving outward. CoMP: Nice, large coronal cavity in the NE visible in intensity and velocity. CME in the E-SE visible in CoMP as loop moving outward and also in velocity at about 1716-1847UT Large surge or epl in the E-SE at about 1821-1858UT visible in HeI. Surging in the W-NW visible in HeI. Nice, large coronal cavity in the SW visible in intensity, velocity and L/I. 2017-08-28 2017d240 KCor: No noticeable activity. Large coronal cavity in the NE. CoMP: Active prominences in the E-NE and SE. CME in the E-SE visible in CoMP as loop moving outward at about 1820-1847UT. Large, dark coronal cavity in the SW visible in intensity and velocity. Very active prominence in the W-NW. 2017-08-29 2017d241 KCor: No noticeable activity. Coronal cavity in the NE. CoMP: Surging at the W limb 2017-08-30 2017d242 No observations at MLSO today. Cloudy. 2017-08-31 2017d243 KCor: No noticeable coronal activity. CoMP: Active prominences in the SE and NW. Possible CME or loop motion in the NE Possible prominence eruption in the SW at the end of the observing day. CMEs or surging in the W-SW from the AR at the limb noticeable as outflows in intensity and velocity at about 1900-1954UT and again 2100-2152UT 2017-09-01 2017d244 KCor: No noticeable coronal activity. CoMP: Coronal cavity in the NW. Large active prominence in the NW. Apparent pseudo-streamer in the SE. 2017-09-02 2017d245 KCor: No noticeable coronal activity. CoMP: Very large active prominence in the NW. Coronal cavity in the SE noticeable in intensity, velocity, and L/I Small prominence in the SE. 2017-09-03 2017d246 No observations at MLSO today. Cloudy. 2017-09-04 2017d247 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: CME in the W-SW at about 2016-2037UT appears as loops moving outward,also noticeable in velocity and line-width. Corresponds to a partial halo CME. Apparent pseudo-streamer in the NE. Large active prominence in the SE. Small coronal cavity in the SW visible in intensity and velocity. Small prominence in the SW. 2017-09-05 2017d248 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: Apparent pseudo-streamer in the NE. Active prominence in the E-NE Large and very active prominence in the SE. Small coronal cavity in the SW visible in intensity and velocity. Active prominence in the W-NW 2017-09-06 2017d249 KCor: No noticeable coronal activity. Possible CME/faint outflow in the W at the beginning of the observing day 1740-1840UT CoMP: Small, round, dark coronal cavity in the SW best seen in intensity and L/I. Very clear signature in L/I. Surging in the W limb. 2017-09-07 2017d250 No observations at MLSO today. Cloudy. 2017-09-08 2017d251 KCor: No noticeable coronal activity. Coronal cavity in the SE. Large coronal cavity with darker core in the SW. CoMP: Large coronal cavity in the SE visible in intensity and velocity. Small coronal cavity in the SW best visible in intensity. Surging in the SE and W-SW Prominences in the SW and W-NW 2017-09-09 2017d252 KCor: CME in progress in the W-SW, visible as a tall dark cavity moving outward 1720-1800UT CoMP: Apparent outflow in the W-SW at the beginning of the observing day, about 1720-1838UT Very large coronal cavity in the SE visible in intensity and velocity. Small coronal cavity in the SW visible in intensity and velocity. A lot of prominence activity: active prominence in HeI in the NE, E, SE, and SW. Very active prominence in the NW. Also apparent post-eruption loops in the W at about 1728-1818UT. 2017-09-10 2017d253 KCor: Narrow outflow in the W at about 1712-1944UT, outflow along a narrow ray and fainter outflow S of it. This is the end of a large CME and flare at 1606UT originating in the AR at the limb. Coronal cavity in the SE with faint prominence. CoMP: Large coronal cavity in the SE visible in intensity and velocity. Very tall active prominence in the SE. Surging/prominence activity in the W-SW Possible faint outflow in the SW. 2017-09-11 2017d254 KCor: Large coronal cavity in the NE CoMP: Large coronal cavity in the NE best seen in intensity. Apparent pseudo-streamer in the SW. Lots of prominence activity in the SE, material appears to move along a tall arch Apparent post-eruption flare loops in the W noticeable in HeI. Low-lying active prominence in the NW. 2017-09-12 2017d255 KCor: Faint 3-part structure CME in the SW at 1858-1941UT CoMP: CME, seen as a slow outflow in the SW in progress at the beginning of the day, 1712-1932UT Tall coronal cavity in the NW with "horns" substructure Very beautiful pseudo-streamer structure in the SW with cusp just at the end of the fov. Active prominence in the SW. Low-lying very active prominence in the NW. 2017-09-13 2017d256 KCor: No noticeable coronal activity CoMP: Coronal cavity in the NE Very beautiful pseudo-streamer structure in the SW, visible in intensity, velocity and L/I 2017-09-14 2017d257 KCor: Coronal cavity in the NE CoMP: Coronal cavity in the NE visible in intensity and velocity Coronal cavity in the SW visible in intensity, velocity and L/I 2017-09-15 2017d258 KCor: No noticeable coronal activity CoMP: Nice round coronal cavity in the SW visible in intensity, velocity and L/I Active prominence in the SW. 2017-09-16 2017d259 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: Coronal cavity in the SE visible in intensity and velocity Coronal cavity in the SW visible in intensity, velocity and L/I. Nice bull-eye structure in velocity. 2017-09-17 2017d260 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: Coronal cavity in the SE visible in intensity and velocity. Coronal cavity in the SW visible in intensity, velocity and L/I. Surging from AR in the W. 2017-09-18 2017d261 KCor: No noticeable coronal activity. Coronal cavity in the SE. CoMP: Very active prominence in the SE. Coronal cavity in the SW visible in intensity and L/I. Surging in the W-SW. 2017-09-19 2017d262 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-09-20 2017d263 No observations at MLSO today. Overcast. 2017-09-21 2017d264 KCor: No noticeable coronal activity. CoMP: Prominence in the SW. 2017-09-22 2017d265 No observations at MLSO today. Fog. 2017-09-23 2017d266 KCor: No noticeable coronal activity. CoMP: Very active prominence in the NE. Bright loop structure on the E limb corresponding to the AR at/just behind the limb, loops appear oriented in the plane-of-the-sky 2017-09-24 2017d267 KCor: No noticeable coronal activity. CoMP: Active prominence in the NE. Surging in the E-SE. Bright loop structure on the E limb corresponding to the AR at the limb 2017-09-25 2017d268 KCor: No noticeable coronal activity. CoMP: Low-lying, very active prominence in the NW. Interesting loop-system in the E-SE, corresponds to AR now on-disk. Possible coronal cavity in the SW. 2017-09-26 2017d269 KCor: No noticeable coronal activity. CoMP: Some prominence activity in the E and NE. Coronal cavity in the NW visible in intensity and velocity. 2017-09-27 2017d270 KCor: Coronal cavities in the NE and NW. CoMP: Small active prominences in the NE and NW. Coronal cavities in the NE and NW visible in intensity and velocity. 2017-09-28 2017d271 KCor: Faint coronal cavity in the NW. CoMP: Small active prominences in the NE and NW. Coronal cavities in the NE best seen in intensity and L/I. Coronal cavity in the NW seen in intensity and velocity. 2017-09-29 2017d272 KCor: No noticeable coronal activity. CoMP: Low-lying active prominence NE. Possible coronal cavity in the NW. 2017-09-30 2017d273 KCor: Faint coronal cavity in the NW. CoMP: Low-lying active prominence in the NE. Coronal cavity in the SE. Possible coronal cavity in the NW. 2017-10-01 2017d274 KCor: Coronal cavity in the SE CoMP: Active prominence in the SE. Apparent pseudo-streamer in the NE. Coronal cavity in the SE visible in intensity and velocity. 2017-10-02 2017d275 KCor: Coronal cavity in the SE. CoMP: Active prominence in the SE. Prominence activity/surging in the W. Coronal cavity in the SE visible in intensity and velocity. 2017-10-03 2017d276 KCor: No noticeable coronal activity CoMP: Two large, very active prominences in the SE and W. 2017-10-04 2017d277 KCor: CME in the W-SW at about 1954-2146UT CoMP: Surging in the W-SW. 2017-10-05 2017d278 KCor: No noticeable coronal activity. CoMP: Coronal cavity in the SE. 2017-10-06 2017d279 KCor: No noticeable coronal activity. CoMP: Very large active prominence complex in the W-NW. Coronal cavity in the SE noticeable in intensity and velocity 2017-10-07 2017d280 No observations at MLSO today. Cloudy. 2017-10-08 2017d281 No observations at MLSO today. Cloudy. 2017-10-09 2017d282 No observations at MLSO today. Overcast. 2017-10-10 2017d283 KCor: CME in the NW at 2230-0006UT CoMP: Active prominences in the SW and NW. Coronal cavity in the NE visible in intensity, velocity, and L/I. CME in the NW at about 2221-2309UT visible in intensity, velocity, and line-width. 2017-10-11 2017d284 KCor: Coronal cavity in the NE. CoMP: Several active prominences: E, SE, and NW Coronal cavity in the NE visible in intensity and velocity. 2017-10-12 2017d285 KCor: Faint coronal cavity in the NW. CoMP: Coronal cavity in the NE and NW visible in intensity and velocity. Small coronal cavity in the SW visible in intensity, velocity,a nd L/I. Active prominences in the E-SE and NW 2017-10-13 2017d286 KCor: Coronal cavity in the NE with prominence. CoMP: No good data today. 2017-10-14 2017d287 KCor: No noticeable coronal activity. CoMP: Problem with diffuser mechanism. Cannot properly focus CoMP without diffuser in the beam. 2017-10-15 2017d288 No observations at MLSO today. Foggy 2017-10-16 2017d289 No observations at MLSO today. Overcast 2017-10-17 2017d290 No observations at MLSO today. Cloudy all day. 2017-10-18 2017d291 KCor: Coronal cavity in the SE. Possible motion in the N-NW which seems an artifact due to fringing. CoMP: Instrument problem. 2017-10-19 2017d292 KCor: No noticeable coronal activity. CoMP: Instrument problem. 2017-10-20 2017d293 KCor: CME in the SE at about 2328-0014UT with bright round front, dark-cavity and small prominence core A second slower 3-part CME seems to start shortly after that in the E-SE at about 2356-0156UT. CoMP: Instrument problem. 2017-10-21 2017d294 No observations at MLSO today. Cloudy all day. 2017-10-22 2017d295 KCor: No noticeable coronal activity. CoMP: Instrument problem. 2017-10-23 2017d296 KCor: No noticeable coronal activity. CoMP: Instrument problem. 2017-10-24 2017d297 No observations at MLSO today. Fog, light rain. 2017-10-25 2017d298 No observations at MLSO today. Overcast. 2017-10-26 2017d299 KCor: Two coronal cavities in the NW. CoMP: Instrument problem. 2017-10-27 2017d300 KCor: Round coronal cavity in the NE. Small coronal cavities in the NW. CoMP: Coronal cavity in the NE best visible in intensity and velocity. Small dark coronal cavity in the NW visible in intensity, velocity and L/I. Fainter coronal cavity in the W-NW, noticeable in intensity, velocity and L/I, possible pseudo-streamer configuration. Active prominence in the NE. Active prominence in the W-NW. Very active prominence in the NW. 2017-10-28 2017d301 KCor: Small coronal cavity in the NE. Small coronal cavities in the NW. CoMP: Coronal cavity in the NE visible in intensity, velocity, and L/I. Coronal cavity in the SW best visible in intensity and velocity. Two coronal cavities in the NW and W-NW visible in intensity, velocity and L/I, could be part of a pseudo-streamer. Large, very active prominence in the NW. 2017-10-29 2017d302 KCor: Small coronal cavities in the SW and SE. CoMP: apparent coronal cavity in the SE under the occulter. Small coronal cavity in the SW. Coronal cavity in the NW/pseudo-streamer best visible in intensity and L/I Active prominence in the NW Interesting loop structure in AR on the W-SW limb. 2017-10-30 2017d303 KCor: No noticeable coronal activity. CoMP: Large, low-lying very active prominence in the W-SW. Surging/prominence activity in the W-NW. Faint coronal cavity in the SW noticeable in intensity and velocity 2017-10-31 2017d304 KCor: No good images. Cloudy. CoMP: No good images. Cloudy. 2017-11-01 2017d305 KCor: No noticeable coronal activity. Coronal cavities in the E-NE. CoMP: Active prominences in the W-SW and W-NW 2017-11-02 2017d306 KCor: Possible CME at the end of the observing day at about 0044-0220UT, seen as a small blob moving outward CoMP: Active prominences in the NE and NW. Faint coronal cavity in the SE noticeable in intensity, velocity, and L/I. 2017-11-03 2017d307 KCor: No noticeable coronal activity. Coronal cavities in the NW. CoMP: Large active prominence in the Ne. Small active prominence in the SE. Active prominence in the NW. Coronal cavity in the SE noticeable in intensity, velocity, and L/I. 2017-11-04 2017d308 KCor: No noticeable coronal activity. Coronal cavities in the NW. CoMP: Round coronal cavity in the SE noticeable in intensity, velocity, and L/I. 2017-11-05 2017d309 KCor: No noticeable coronal activity CoMP: Large low-lying active prominence in the E-NE. Round coronal cavity in the SE noticeable in intensity, velocity, and L/I. 2017-11-06 2017d310 KCor: No noticeable coronal activity Coronal cavity in the NE. CoMP: Coronal cavity in the SE visible in intensity, velocity and L/I Large active prominence in the NE Active prominences in the SE and SW. Two very active prominences in the NW 2017-11-07 2017d311 KCor: No noticeable coronal activity CoMP: Active prominence in the NE Active, apparently eruptive, prominence in the SW Large active prominence in the NW 2017-11-08 2017d312 KCor: No noticeable coronal activity Coronal cavity in the NE. CoMP: Two coronal cavities in the E-NE and NE visible in intensity and velocity Large active prominence in the NW 2017-11-09 2017d313 KCor: No noticeable coronal activity Three coronal cavities in the E-NE and NE CoMP: Two coronal cavities/ possible pseudo-streamer in the E-NE One coronal cavity NE visible in intensity and velocity Large active prominence in the NW. Two active prominences in the E-NE and E-NE Very large, very active, possibly eruptive prominence in the NW 2017-11-10 2017d314 KCor: No noticeable coronal activity Coronal cavity in the NE with small prominence. CoMP: Prominence in the NE. Coronal cavity in the NE visible in intensity and velocity Large active prominence in the NW 2017-11-11 2017d315 No observations at MLSO today. Cloudy. 2017-11-12 2017d316 KCor: No noticeable coronal activity CoMP: Coronal cavity in the SW visible in intensity and velocity 2017-11-13 2017d317 KCor: No noticeable coronal activity Coronal cavity in the SE. CoMP: Surging in the E. Small active prominence in the SE. Large active prominence in the SW. Coronal cavity in the SW best noticeable in velocity 2017-11-14 2017d318 KCor: No noticeable coronal activity CoMP: Active prominence in the E-NE Large, very active prominence in the SW. Coronal cavity in the SW noticeable in intensity and velocity 2017-11-15 2017d319 KCor: No noticeable coronal activity CoMP: Active prominences in the E-NE and SW. 2017-11-16 2017d320 KCor: Faint CME in the SE at about 1943-2030UT with round front and dark cavity CoMP: Very active prominence in the SW. 2017-11-17 2017d321 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: Active prominence in the SW. Coronal cavity in the SW, best seen in intensity Low-lying active prominence in the E-SE 2017-11-18 2017d322 KCor: Coronal cavity in the SW. Apparent outward motion at the cavity location, it appears to be the beginning of a CME, correspond to a prominence eruption and apparent CME in SDO. CoMP: Active prominence in the SW. Low-lying active prominence in the E-SE Faint coronal cavity slowly rising in the SW, best seen in intensity. 2017-11-19 2017d323 No observations at MLSO today. Wind and clouds. 2017-11-20 2017d324 KCor: No noticeable coronal activity. Coronal cavity in the NE. CoMP: No noticeable coronal activity. Coronal cavity in the NE. 2017-11-21 2017d325 KCor: No noticeable coronal activity. CoMP: Active prominence in the NE Coronal cavity in the NE. 2017-11-22 2017d326 KCor: Large, round coronal cavity in the NE. Slow CME in the NW visible throughout the day from about 1800-2136UT, seen as a dark cavity and bright prominence moving outward and slightly polarward. CoMP: Coronal cavity in the NE. Small active prominence in the NE Possible pseudo-streamer in the NW Very large prominence eruption in the NW visible in HeI at 1809-2020UT Faint outflow in the NW, below the pseudo-streamer, best seen in intensity, corresponds to CME in KCor. 2017-11-23 2017d327 KCor: Large round coronal cavity in the NE. Apparent pseudo-streamer in the NW. CoMP: Coronal cavity in the NE visible in intensity and velocity Coronal cavities/possible large pseudo-streamer in the NW 2017-11-24 2017d328 KCor: Coronal cavity in the SE. Apparent pseudo-streamer in the NW. CoMP: Coronal cavity in the NE visible in intensity and velocity. Very large, active prominence in the SE. Coronal cavities/pseudo-streamer in the NW visible in intensity, velocity and L/I 2017-11-25 2017d329 No observations at MLSO today. Cloudy. 2017-11-26 2017d330 No observations at MLSO today. Cloudy. 2017-11-27 2017d331 No observations at MLSO today. Heavy clouds. 2017-11-28 2017d332 No observations at MLSO today. Cloudy all day. 2017-11-29 2017d333 No observations at MLSO today. Overcast, light rain. 2017-11-30 2017d334 No observations at MLSO today. Cloudy. 2017-12-01 2017d335 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Low-lying active prominence in the W-SW 2017-12-02 2017d336 No observations at MLSO today. Overcast, light rain. 2017-12-03 2017d337 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. Small coronal cavity in the SE noticeable in intensity and velocity. 2017-12-04 2017d338 KCor: Possible faint CME over the N pole, but more likely an artifact from fringing since I do not see any eruption in SDO or LASCO at this location. Coronal cavity in the NE. CoMP: Coronal cavity in the NE visible in intensity and velocity. Coronal cavity in the SE visible in intensity and velocity, could be part of a pseudo-steamer best noticeable in intensity. Low-lying active prominences in the SW and NW. 2017-12-05 2017d339 KCor: Prominence eruption in the NE at about 2146-0008UT Coronal cavity in the NE. CoMP: Coronal cavity in the NE visible in intensity and velocity. Large arched prominence eruption in the NE around 2342-0047UT 2017-12-06 2017d340 KCor: No noticeable coronal activity. CoMP: Instrument software problems. 2017-12-07 2017d341 KCor: No noticeable coronal activity. CoMP: No noticeable coronal activity. 2017-12-08 2017d342 KCor: No noticeable coronal activity. CoMP: Coronal cavity in the SE best noticeable in intensity Small active prominence in the SE. 2017-12-09 2017d343 KCor: No noticeable coronal activity. CoMP: Small active prominence in the SE. 2017-12-10 2017d344 KCor: Faint coronal cavity in the NE. Dark coronal cavity in the E-NE with small prominence Faint coronal cavity in the E-SE. CoMP: Four small active prominence in the NE, E-NE, E-SE, and SE. Coronal cavity in the NE visible in intensity and velocity. Suspended coronal cavity in the E-NE visible in intensity and velocity. Coronal cavity in the E-SE best seen in intensity. 2017-12-11 2017d345 KCor: No noticeable coronal activity. Coronal cavity in the E-NE with small prominence CoMP: Coronal cavity in the NE visible in intensity and velocity. Suspended coronal cavity in the E-NE best visible in intensity. 2017-12-12 2017d346 KCor: No noticeable coronal activity. Large coronal cavity in the E-NE with small prominence. CoMP: Large active prominence in the E-NE Active prominence in the SW Tall, suspended coronal cavity in the E-NE best visible in intensity. Coronal cavity in the SW best visible in velocity 2017-12-13 2017d347 KCor: No noticeable coronal activity. Coronal cavity in the E-NE with very small prominence. Coronal cavity in the E-SE. CoMP: Large active prominence in the E-NE Active prominence in the SW Small prominence in the E. Coronal cavity in the E 2017-12-14 2017d348 KCor: No noticeable coronal activity. Coronal cavity in the E-NE with very small prominence. Coronal cavity in the E-SE. CoMP: Active prominence in the NE Active prominence in the E Active prominence in the SW Active prominence in the W 2017-12-15 2017d349 KCor: No noticeable coronal activity. CoMP: Coronal cavity in the NE, best seen in velocity. Active prominence in the E-SE. Very active prominence in the SW. 2017-12-16 2017d350 KCor: No noticeable coronal activity. Faint coronal cavity in the NE. CoMP: Large, low-lying active prominence in the E-NE. Active prominence in the SW. 2017-12-17 2017d351 KCor: No noticeable coronal activity. CoMP: Faint coronal cavity in the NE noticeable in in tensity and velocity. Large, very active prominence in the NE. Large, low-lying active prominence in the E. 2017-12-18 2017d352 No observations at MLSO today. Overcast. 2017-12-19 2017d353 No observations at MLSO today. Rainy all day. 2017-12-20 2017d354 No observations at MLSO today. Rain, snow, and fog. 2017-12-21 2017d355 No observations at MLSO today. Cloudy. 2017-12-22 2017d356 KCor: No noticeable coronal activity. Coronal cavity in the SW. CoMP: Active prominence in the SW. Coronal cavities in the SW and NW noticeable in intensity and velocity. 2017-12-23 2017d357 KCor: No noticeable coronal activity. Coronal cavity in the SW. Coronal cavity in the NW. CoMP: Low-lying active prominence in the SW. Active prominence in the W-NW. Coronal cavity in the SW noticeable in intensity, velocity and L/I. 2017-12-24 2017d358 KCor: No noticeable coronal activity. Faint coronal cavity in the SW. Coronal cavity in the NW. CoMP: Low-lying active prominence in the SW Large, low-lying active prominence in the W-NW. Small active prominence in the NW. Coronal cavity in the SW noticeable in intensity, velocity and L/I. Coronal cavity in the W-NW visible in intensity and velocity. Coronal cavity in the NW visible in intensity and velocity. 2017-12-25 2017d359 KCor: No noticeable coronal activity. Coronal cavity in the NW with very small prominence. CoMP: Active prominence in the SE and SW. Active prominence in the W-NW. Round, suspended coronal cavity in the W-NW visible in intensity and velocity. Smaller coronal cavity in the N-NW visible in intensity and velocity. 2017-12-26 2017d360 KCor: No noticeable coronal activity. Coronal cavity in the NW. CoMP: Small active prominence in the E-NE Active prominence in the SE. Round coronal cavity in the W-NW best visible in velocity Small coronal cavity in the NW best visible in velocity 2017-12-27 2017d361 No observations at MLSO today. Cloudy. 2017-12-28 2017d362 KCor: No noticeable coronal activity. Faint jet in the E at about 1940-2019UT, followed by fast outflow at about 2232-2244UT Coronal cavity in the W. CoMP: Active prominence in the E-SE. Active prominence in the W. CME in the E, fast outflow clearly visible with a dark thin round front, at about 2229-2236UT also visible in velocity and line width. Coronal cavity in the W visible in intensity, velocity and L/I. 2017-12-29 2017d363 KCor: No noticeable coronal activity. CoMP: Very active prominence in the W. 2017-12-30 2017d364 KCor: No noticeable coronal activity. Dark round coronal cavity in the E-NE. CoMP: Large active prominence in the W. Round, dark coronal cavity in the E-NE visible in intensity and velocity, faint signal in L/I 2017-12-31 2017d365 KCor: No noticeable coronal activity. Round coronal cavity in the E-NE. Coronal cavity in the W with small bright prominence. CoMP: Small active prominences in the NE and NW. Very active prominence in the SE. Large active prominence in the W. Dark round coronal cavity in the E-NE, visible in intensity, velocity and L/I. onion-like structure in velocity