Mauna Loa Solar Observatory Observer's Log 
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Mon Feb 20 17:45:21 GMT 1995
Year: 95  Doy: 051
Observer: koon

WEATHER COMMENT: Mon Feb 20 17:45:28 GMT 1995
Clear sky, wind=20 mph from the WSW, temp=38 F.

Mon Feb 20 17:49:53 GMT 1995: Patrol Start

DPMON COMMENT: Mon Feb 20 17:52:24 GMT 1995
Had a "Camera:Busy" error, fixed it.


LOW-L COMMENT: Mon Feb 20 17:56:38 GMT 1995
Removed L00186 and installed L00188 in drive #0.

Mon Feb 20 18:01:02 GMT 1995: Calibration
Mon Feb 20 19:00:58 GMT 1995: Calibration

DPMON COMMENT: Mon Feb 20 19:05:50 GMT 1995
Elongated prominence at PA=300, at RV=1.1


DPMON COMMENT: Mon Feb 20 19:21:36 GMT 1995
Prominence appears to be breaking away at PA=300, no coronal changes detected.


DPMON COMMENT: Mon Feb 20 19:33:58 GMT 1995
Another prominence surge is happening at PA=270.

Mon Feb 20 20:01:03 GMT 1995: Calibration

DPMON COMMENT: Mon Feb 20 20:03:39 GMT 1995
Surge at PA=300 has reconnected and appears stationary, surge at PA=270 has
stalled at RV=1.15 and is also reconnected.


DPMON COMMENT: Mon Feb 20 20:18:37 GMT 1995
Depletion noticed in last difference image at PA=270.


DPMON COMMENT: Mon Feb 20 20:36:22 GMT 1995
Surge at PA=270 has faded away, depletion is still noticeable in diff. image.

Mon Feb 20 21:00:58 GMT 1995: Calibration

DPMON COMMENT: Mon Feb 20 21:06:00 GMT 1995
Depletion no longer visible at PA=270.

Mon Feb 20 22:01:08 GMT 1995: Calibration
Mon Feb 20 23:01:05 GMT 1995: Calibration
Mon Feb 20 23:12:10 GMT 1995: Patrol End

COMMENT: Mon Feb 20 23:16:08 GMT 1995
Activity report:
QP:83; 103; 120; 291; 313.
EPLs: one at PA=300, out to RV=1.1, from 1900 on; another at PA=272, out to
      RV=1.15, from approx. 1930 to 2030.
Coronal depletion at PA=272 from approx. 2015 to 2050.

TAPES:
******
MKIII: H00970
DPMON: P00288
LOW-L: L00187 in drive #1.

Mon Feb 20 23:20:26 GMT 1995: Filemark
SCAN-LOG 
SCAN-LOG  17:52:03.  2/20/95 DOY 51       
    18:01:22      18:04:37      18:07:49      18:11:04      18:14:15  
    18:17:27      18:20:38      18:23:51      18:27:00      18:30:11  
    18:33:21      18:36:32      1844 0 CL     18:48:03      1855 15CL 
    19:00:04      19:03:49      19:07:01      19:10:13      19:13:24  
    19:16:37      19:19:48      19:22:59      19:26:08      19:29:18  
    19:32:28      19:35:40      19:38:51      19:42:06      19:45:15  
    19:48:27      19:51:36      19:54:48      19:57:59      20:01:11  
    20:04:21      20:07:31      20:10:41      20:13:51      20:17:00  
    20:20:10      20:23:19      20:26:30      20:29:40      20:32:50  
    20:35:59      20:39:09      20:42:17      20:45:30      20:48:37  
    20:51:46      20:54:54      20:58:03      21:01:09      21:04:21  
    21:07:28      21:10:36      21:13:43      21:16:51      21:19:58  
    21:23:07      21:26:14      21:29:27      21:32:36      21:35:43  
    21:38:50      21:41:57      21:45:03      21:48:10      21:51:18  
    21:54:25      21:57:31      22:00:38      22:03:43      22:06:50  
    22:09:55      22:13:01      22:16:06      22:19:14      22:22:19  
    22:25:25      22:28:31      22:31:38      22:34:44      22:37:53  
    22:40:59      22:44:08      22:47:15      22:50:23      22:53:30  
    22:56:38      22:59:45      23:02:54      23:06:02      23:09:11  
    23:12:18  
  0 ERRORS
OK