----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Tue Jan 8 17:18:34 GMT 2002 Year: 02 Doy: 008 Observer: yasukawa WEATHER COMMENT: Tue Jan 8 17:18:47 GMT 2002 Cool, clear, light southwest breeze. Tue Jan 8 17:27:30 GMT 2002 MKIV Start Patrol Tue Jan 8 17:27:29 GMT 2002 CHIP Start Patrol PSPT COMMENT: Tue Jan 8 17:33:45 GMT 2002 Starting observations. Tue Jan 8 18:02:06 GMT 2002 CHIP LSD Tue Jan 8 18:04:18 GMT 2002 CHIP End LSD Tue Jan 8 18:04:33 GMT 2002 CHIP BiasLSD Tue Jan 8 18:05:33 GMT 2002 CHIP End BiasLSD Tue Jan 8 18:05:40 GMT 2002 CHIP Bias Tue Jan 8 18:06:35 GMT 2002 CHIP End Bias **** EVENT COMMENT ****: Tue Jan 8 18:05:54 GMT 2002 CME at PA 70-120, first seen as east limb cleared dome wall at 1754 UT. There are also large prominences floating above east limb on CHIP image. They do not appear to be lifting at this time. **** EVENT COMMENT ****: Tue Jan 8 18:29:07 GMT 2002 There is another CME going off at PA 325-360, starting at 1805 UT. Material can be seen erupting on CHIP beginning at 1800 UT. **** EVENT COMMENT ****: Tue Jan 8 18:37:06 GMT 2002 CME on east limb is visible (causing motion in corona) all the way "up to PA 30 and all the way "down" to PA 160. **** EVENT COMMENT ****: Tue Jan 8 18:49:10 GMT 2002 One can see a large filament in the CHIP animations originating on the disk in the northwest quadrant begin taking off at around 1733 UT. This apears to be the origin of the CME at PA 325-360. Tue Jan 8 19:02:01 GMT 2002 CHIP LSD Tue Jan 8 19:04:13 GMT 2002 CHIP End LSD Tue Jan 8 19:04:26 GMT 2002 CHIP BiasLSD Tue Jan 8 19:05:23 GMT 2002 CHIP End BiasLSD Tue Jan 8 19:05:36 GMT 2002 CHIP Bias Tue Jan 8 19:06:37 GMT 2002 CHIP End Bias Tue Jan 8 19:44:00 GMT 2002 MKIV End Patrol Tue Jan 8 19:44:10 GMT 2002 MKIV Start Cal PSPT COMMENT: Tue Jan 8 19:47:20 GMT 2002 Stopped observation to examine optics. Tue Jan 8 20:02:07 GMT 2002 CHIP LSD Tue Jan 8 20:03:40 GMT 2002 MKIV Start Patrol Tue Jan 8 20:04:19 GMT 2002 CHIP End LSD Tue Jan 8 20:04:32 GMT 2002 CHIP BiasLSD Tue Jan 8 20:05:22 GMT 2002 CHIP End BiasLSD Tue Jan 8 20:05:30 GMT 2002 CHIP Bias Tue Jan 8 20:06:17 GMT 2002 CHIP End Bias **PSPT PROBLEM**: Tue Jan 8 20:40:33 GMT 2002 Inspected PSPT filters. Used current filter position value minus 6000 to move filter into hatch position for removal using "ftr goto position" command. CaK filter was suspect in causing higher scattered light than Rome images. CaK filter had severe smudging on about 10% of its front surface. I could not remove it with ethyl alcohol. I had to use a Liqui-Nox wash first, then a rinse in ethyl alcohol to remove the smudges. Dusted filter clean and reinstalled it. While I was inside the filter wheel area, I also inspected the blue and red filters. The blue filter had some ine smudging ans spotting that was easily removed with ethyl alcohol. Dusted it off and reinstalled it. Red filter was only dusty. Blew it off and reinstalled it. Since checking the focus mechanism involves more extensive disassembly of the secondary optics package, I decided not to inspect and service it at this time. We should wait until we see if cleaning the filter fixed the problem before proceeding any further. PSPT COMMENT: Tue Jan 8 20:51:05 GMT 2002 Resume observing. **MKIV PROBLEM**: Tue Jan 8 20:59:48 GMT 2002 Aack! Declination reset itself while I was working on PSPT! Repointed spar and reset guider. **CHIP PROBLEM**: Tue Jan 8 21:01:06 GMT 2002 Lost guiding from around 2036 UT. Tue Jan 8 21:02:07 GMT 2002 CHIP LSD Tue Jan 8 21:04:21 GMT 2002 CHIP End LSD Tue Jan 8 21:04:33 GMT 2002 CHIP BiasLSD Tue Jan 8 21:05:17 GMT 2002 CHIP End BiasLSD Tue Jan 8 21:05:30 GMT 2002 CHIP Bias Tue Jan 8 21:06:22 GMT 2002 CHIP End Bias PSPT COMMENT: Tue Jan 8 21:22:31 GMT 2002 Cak images look well focused as far as I can tell. Tue Jan 8 22:01:58 GMT 2002 CHIP LSD Tue Jan 8 22:04:15 GMT 2002 CHIP End LSD Tue Jan 8 22:04:23 GMT 2002 CHIP BiasLSD Tue Jan 8 22:05:06 GMT 2002 CHIP End BiasLSD Tue Jan 8 22:05:19 GMT 2002 CHIP Bias Tue Jan 8 22:06:12 GMT 2002 CHIP End Bias Tue Jan 8 22:08:32 GMT 2002 MKIV End Patrol Tue Jan 8 22:08:34 GMT 2002 CHIP End Patrol PSPT COMMENT: Tue Jan 8 22:13:58 GMT 2002 End observation. Tue Jan 8 22:15:27 GMT 2002 MkIV 17_27.rawmk4 18_27.rawmk4 19_23.rawmk4 20_30.rawmk4 21_26.rawmk4 17_30.rawmk4 18_30.rawmk4 19_26.rawmk4 20_33.rawmk4 21_29.rawmk4 17_33.rawmk4 18_33.rawmk4 19_29.rawmk4 20_36.rawmk4 21_31.rawmk4 17_36.rawmk4 18_36.rawmk4 19_31.rawmk4 20_38.rawmk4 21_34.rawmk4 17_39.rawmk4 18_39.rawmk4 19_34.rawmk4 20_41.rawmk4 21_37.rawmk4 17_42.rawmk4 18_41.rawmk4 19_37.rawmk4 20_44.rawmk4 21_40.rawmk4 17_45.rawmk4 18_44.rawmk4 19_40.rawmk4 20_47.rawmk4 21_43.rawmk4 17_48.rawmk4 18_47.rawmk4 19_47.rawmk4 20_50.rawmk4 21_46.rawmk4 17_51.rawmk4 18_50.rawmk4 19_53.rawmk4 20_53.rawmk4 21_49.rawmk4 17_54.rawmk4 18_53.rawmk4 19_59.rawmk4 20_56.rawmk4 21_52.rawmk4 17_57.rawmk4 18_56.rawmk4 20_03.rawmk4 20_59.rawmk4 21_55.rawmk4 18_00.rawmk4 18_59.rawmk4 20_06.rawmk4 21_02.rawmk4 22_01.rawmk4 18_02.rawmk4 19_02.rawmk4 20_09.rawmk4 21_05.rawmk4 22_05.rawmk4 18_05.rawmk4 19_05.rawmk4 20_12.rawmk4 21_08.rawmk4 c19_44.rawmk4 18_08.rawmk4 19_08.rawmk4 20_15.rawmk4 21_11.rawmk4 c19_50.rawmk4 18_11.rawmk4 19_11.rawmk4 20_18.rawmk4 21_14.rawmk4 c19_56.rawmk4 18_17.rawmk4 19_14.rawmk4 20_21.rawmk4 21_17.rawmk4 18_21.rawmk4 19_17.rawmk4 20_24.rawmk4 21_20.rawmk4 18_24.rawmk4 19_20.rawmk4 20_27.rawmk4 21_23.rawmk4