----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Mon May 24 16:33:09 GMT 1999 Year: 99 Doy: 144 Observer: yasukawa WEATHER COMMENT: Mon May 24 16:33:29 GMT 1999 Cool, clear, brisk east wind. COMMENT: Mon May 24 16:33:47 GMT 1999 Read Helco meters this morning. Mon May 24 16:38:30 GMT 1999 PICS Start Patrol Mon May 24 16:38:38 GMT 1999 MKIII Start Patrol Mon May 24 17:00:33 GMT 1999 PICS Flat Mon May 24 17:01:49 GMT 1999 PICS End Flat Mon May 24 18:00:31 GMT 1999 PICS Flat Mon May 24 18:01:44 GMT 1999 PICS End Flat GONG COMMENT: Mon May 24 18:35:25 GMT 1999 Going down to GONG to do weekly preventive maintenance. **PSPT PROBLEM**: Mon May 24 18:59:29 GMT 1999 Images remaining on screen after the 1800 UT data acquisition run out of focus. Mon May 24 19:01:42 GMT 1999 PICS End Flat **PSPT PROBLEM**: Mon May 24 19:10:35 GMT 1999 Initial images from 1900 UT run in good focus. **PSPT PROBLEM**: Mon May 24 19:13:56 GMT 1999 Ca II image out of focus. **PSPT PROBLEM**: Mon May 24 19:16:12 GMT 1999 Red image out of focus. COMMENT: Mon May 24 19:38:18 GMT 1999 Stopping to reconfigure dome shutter. Mon May 24 19:39:26 GMT 1999 PICS End Patrol Mon May 24 19:45:55 GMT 1999 MKIII Start Patrol Mon May 24 19:46:17 GMT 1999 PICS Start Patrol Mon May 24 20:02:31 GMT 1999 PICS Flat Mon May 24 20:03:35 GMT 1999 PICS End Flat Mon May 24 21:02:31 GMT 1999 PICS Flat Mon May 24 21:03:52 GMT 1999 PICS End Flat **PSPT PROBLEM**: Mon May 24 21:09:34 GMT 1999 2000 UT panel images all look defocused. I went up to listen to the mechanisms at Roy's suggestion and did find the focus stage sounding squeaky. I could not hear the active mirror, filter wheel sounded OK. Drive and error meters for the active mirror were oscillating, but only at very small amplitudes. 2100 images were focused well, so listening wasn't conclusive. Mon May 24 22:02:27 GMT 1999 PICS Flat Mon May 24 22:03:31 GMT 1999 PICS End Flat Mon May 24 22:08:16 GMT 1999 PICS End Patrol **PSPT PROBLEM**: Mon May 24 22:10:18 GMT 1999 2200 images are focused well. I will check mechanisms again tomorrow morning. COMMENT: Mon May 24 22:12:32 GMT 1999 Tapes: MKIV: 99-144 PICS: P01448 CHIP: Down for repair LOWL: L00601 Mon May 24 22:17:25 GMT 1999 MkIII 16_38.rawmk3 17_46.rawmk3 19_06.rawmk3 20_19.rawmk3 21_27.rawmk3 16_42.rawmk3 17_49.rawmk3 19_09.rawmk3 20_23.rawmk3 21_31.rawmk3 16_46.rawmk3 17_53.rawmk3 19_13.rawmk3 20_27.rawmk3 21_34.rawmk3 16_49.rawmk3 17_57.rawmk3 19_17.rawmk3 20_31.rawmk3 21_38.rawmk3 16_53.rawmk3 18_01.rawmk3 19_21.rawmk3 20_34.rawmk3 21_42.rawmk3 16_57.rawmk3 18_04.rawmk3 19_24.rawmk3 20_38.rawmk3 21_46.rawmk3 17_01.rawmk3 18_12.rawmk3 19_28.rawmk3 20_42.rawmk3 21_49.rawmk3 17_04.rawmk3 18_20.rawmk3 19_32.rawmk3 20_45.rawmk3 21_53.rawmk3 17_08.rawmk3 18_28.rawmk3 19_36.rawmk3 20_49.rawmk3 21_57.rawmk3 17_12.rawmk3 18_32.rawmk3 19_46.rawmk3 20_53.rawmk3 22_01.rawmk3 17_16.rawmk3 18_35.rawmk3 19_49.rawmk3 20_57.rawmk3 22_04.rawmk3 17_19.rawmk3 18_39.rawmk3 19_53.rawmk3 21_00.rawmk3 22_08.rawmk3 17_23.rawmk3 18_43.rawmk3 19_57.rawmk3 21_04.rawmk3 22_12.rawmk3 17_27.rawmk3 18_47.rawmk3 20_00.rawmk3 21_08.rawmk3 c18_08.rawmk3 17_31.rawmk3 18_50.rawmk3 20_04.rawmk3 21_12.rawmk3 c18_16.rawmk3 17_34.rawmk3 18_54.rawmk3 20_08.rawmk3 21_16.rawmk3 c18_24.rawmk3 17_38.rawmk3 18_58.rawmk3 20_12.rawmk3 21_19.rawmk3 17_42.rawmk3 19_02.rawmk3 20_16.rawmk3 21_23.rawmk3