----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Tue May 4 16:20:05 GMT 1999 Year: 99 Doy: 124 Observer: yasukawa Tue May 4 16:20:44 GMT 1999 CHIP Startup--Initializing new tape WEATHER COMMENT: Tue May 4 16:20:50 GMT 1999 Cool, in cirrus, light south wind. Cirrus deck to east, altostratus deck to west. LOW-L COMMENT: Tue May 4 16:21:40 GMT 1999 L00596 popped out of drive 1 as it should have, data writing to L00597 in drive 0, transfer looks to have occurred smoothely. Tue May 4 16:28:05 GMT 1999 CHIP CHIP Start Patrol Tue May 4 16:28:28 GMT 1999 PICS Start Patrol LOW-L COMMENT: Tue May 4 16:33:26 GMT 1999 Cleaned drive #1, Loaded L00968 into drive 1. Tue May 4 17:01:48 GMT 1999 CHIP Bias Tue May 4 17:02:35 GMT 1999 PICS Flat Tue May 4 17:02:38 GMT 1999 CHIP End Bias Tue May 4 17:02:47 GMT 1999 CHIP Water Tue May 4 17:03:21 GMT 1999 CHIP End Water Tue May 4 17:04:06 GMT 1999 PICS End Flat Tue May 4 17:44:58 GMT 1999 MKIII Start Patrol WEATHER COMMENT: Tue May 4 17:45:03 GMT 1999 Clear. Starting MKIII/MKIV. **PSPT PROBLEM**: Tue May 4 17:48:17 GMT 1999 Located, then swapped Uniblitz shutters. Repaired latch on cover. Random images were very dark yesterday. **PICS PROBLEM**: Tue May 4 17:54:06 GMT 1999 Some display images split, two half images side-by-side. Tue May 4 18:00:46 GMT 1999 CHIP Bias Tue May 4 18:01:37 GMT 1999 CHIP End Bias Tue May 4 18:01:47 GMT 1999 CHIP Water Tue May 4 18:02:24 GMT 1999 CHIP End Water Tue May 4 18:02:45 GMT 1999 PICS Flat Tue May 4 18:04:26 GMT 1999 PICS End Flat Tue May 4 18:38:09 GMT 1999 MKIII Start Patrol Tue May 4 19:02:52 GMT 1999 CHIP Bias Tue May 4 19:02:52 GMT 1999 CHIP Bias Tue May 4 19:03:50 GMT 1999 CHIP End Bias Tue May 4 19:04:10 GMT 1999 CHIP Water Tue May 4 19:04:35 GMT 1999 PICS End Flat Tue May 4 19:04:56 GMT 1999 CHIP End Water COMMENT: Tue May 4 19:41:08 GMT 1999 Stopping to reconfigure dome shutter. Tue May 4 19:41:23 GMT 1999 CHIP CHIP End Patrol Tue May 4 19:41:32 GMT 1999 PICS End Patrol **PSPT PROBLEM**: Tue May 4 19:43:00 GMT 1999 OK, looks like Uniblitz shutter WAS flaky. Spare is working well. I will send the flaky shutter back to Roy. Tue May 4 19:51:22 GMT 1999 MKIII Start Patrol Tue May 4 19:51:30 GMT 1999 PICS Start Patrol Tue May 4 19:51:30 GMT 1999 PICS Start Patrol Tue May 4 20:00:56 GMT 1999 CHIP Gain Tue May 4 20:01:33 GMT 1999 PICS Flat Tue May 4 20:03:03 GMT 1999 PICS End Flat Tue May 4 20:05:13 GMT 1999 CHIP End Gain Tue May 4 20:05:23 GMT 1999 CHIP Bias Tue May 4 20:06:14 GMT 1999 CHIP End Bias Tue May 4 20:06:33 GMT 1999 CHIP Water Tue May 4 20:07:15 GMT 1999 CHIP End Water **CHIP PROBLEM**: Tue May 4 20:08:32 GMT 1999 CHIP filter temperature is slightly above range. Watching it for now. Tue May 4 21:01:48 GMT 1999 PICS Flat Tue May 4 21:01:48 GMT 1999 PICS Flat Tue May 4 21:02:43 GMT 1999 CHIP End Bias Tue May 4 21:03:03 GMT 1999 CHIP Water Tue May 4 21:03:29 GMT 1999 PICS End Flat Tue May 4 21:03:49 GMT 1999 CHIP End Water WEATHER COMMENT: Tue May 4 21:50:35 GMT 1999 In cirrostratus. **CHIP PROBLEM**: Tue May 4 21:53:38 GMT 1999 CHIP filter temperature reading varied between 34.529-34.570. Although the range is not as "high" as the last time, I think we will need to look for the possible cold solder joint in the Wavelength Electronics Thermo-Electric Temperature Controller in the Meadowlark chassis. Last time, I gave it a sharp tap near the power MOSFETs and the voltages at the testpoints jumped back to correct levels. IP Bias Tue May 4 22:01:46 GMT 1999 CHIP Bias Tue May 4 22:02:40 GMT 1999 CHIP End Bias Tue May 4 22:02:59 GMT 1999 CHIP Water Tue May 4 22:03:14 GMT 1999 PICS End Flat Tue May 4 22:03:43 GMT 1999 CHIP End Water Tue May 4 22:07:22 GMT 1999 PICS End Patrol Tue May 4 22:09:22 GMT 1999 CHIP CHIP End Patrol Tue May 4 22:10:48 GMT 1999 CHIP ending tape COMMENT: Tue May 4 22:18:31 GMT 1999 Tapes: MKIV: 99-124 PICS: P01430 CHIP: C00842 LOWL: L00597 in drive 0 Tue May 4 22:21:00 GMT 1999 MkIII 17_45.rawmk3 18_49.rawmk3 19_42.rawmk3 20_40.rawmk3 21_33.rawmk3 17_48.rawmk3 18_53.rawmk3 19_51.rawmk3 20_44.rawmk3 21_36.rawmk3 17_52.rawmk3 18_57.rawmk3 19_55.rawmk3 20_47.rawmk3 21_40.rawmk3 17_56.rawmk3 19_00.rawmk3 19_58.rawmk3 20_51.rawmk3 21_44.rawmk3 17_59.rawmk3 19_04.rawmk3 20_02.rawmk3 20_55.rawmk3 21_48.rawmk3 18_03.rawmk3 19_08.rawmk3 20_06.rawmk3 20_59.rawmk3 21_51.rawmk3 18_07.rawmk3 19_12.rawmk3 20_10.rawmk3 21_03.rawmk3 21_55.rawmk3 18_11.rawmk3 19_16.rawmk3 20_14.rawmk3 21_06.rawmk3 21_59.rawmk3 18_18.rawmk3 19_19.rawmk3 20_17.rawmk3 21_10.rawmk3 22_03.rawmk3 18_26.rawmk3 19_23.rawmk3 20_21.rawmk3 21_14.rawmk3 22_06.rawmk3 18_34.rawmk3 19_27.rawmk3 20_25.rawmk3 21_18.rawmk3 22_10.rawmk3 18_38.rawmk3 19_31.rawmk3 20_29.rawmk3 21_21.rawmk3 c18_14.rawmk3 18_42.rawmk3 19_34.rawmk3 20_32.rawmk3 21_25.rawmk3 c18_22.rawmk3 18_45.rawmk3 19_38.rawmk3 20_36.rawmk3 21_29.rawmk3 c18_30.rawmk3