----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Tue Apr 27 16:47:03 GMT 1999 Year: 99 Doy: 117 Observer: yasukawa Tue Apr 27 16:52:24 GMT 1999 CHIP Startup--Initializing new tape WEATHER COMMENT: Tue Apr 27 16:52:39 GMT 1999 Cool, clear, light southeast wind. **MKIV PROBLEM**: Tue Apr 27 16:52:59 GMT 1999 Installed replacement 'e' drive and tested it, works OK, 'probe-scsi' recognized its presence. PICS COMMENT: Tue Apr 27 16:53:57 GMT 1999 PICS Halle filter has been tuned 0.18 angstroms to the red after yesterday's H-alpha lamp tests. P CHIP Start Patrol Tue Apr 27 16:55:13 GMT 1999 PICS Start Patrol **MKIV PROBLEM**: Tue Apr 27 16:59:07 GMT 1999 MKIII/IV came up but did not start scanning. Reboot KCC. Tue Apr 27 17:00:50 GMT 1999 MKIII Start Patrol Tue Apr 27 17:01:51 GMT 1999 CHIP Bias Tue Apr 27 17:02:38 GMT 1999 CHIP End Bias Tue Apr 27 17:02:41 GMT 1999 PICS Flat Tue Apr 27 17:02:47 GMT 1999 CHIP Water Tue Apr 27 17:03:21 GMT 1999 CHIP End Water Tue Apr 27 17:04:11 GMT 1999 PICS End Flat Tue Apr 27 17:06:23 GMT 1999 PICS End Patrol Tue Apr 27 17:21:36 GMT 1999 PICS Start Patrol Tue Apr 27 18:00:48 GMT 1999 CHIP Bias Tue Apr 27 18:01:33 GMT 1999 PICS Flat Tue Apr 27 18:01:41 GMT 1999 CHIP End Bias Tue Apr 27 18:01:51 GMT 1999 CHIP Water Tue Apr 27 18:02:31 GMT 1999 CHIP End Water Tue Apr 27 18:03:03 GMT 1999 PICS End Flat **MKIII PROBLEM**: Tue Apr 27 18:10:58 GMT 1999 Tried loading several "good" corrector tables into .current (1831, 1838, and 1854) and none seemed to remove the outer ring. This leads us to believe that the ring is hardware related and has nothing to do with the correctors. We will do one last test and re-do CORRECT using the "good" 199709241834 corrector table. **MKIII PROBLEM**: Tue Apr 27 18:15:04 GMT 1999 Running CORRECT now. Tue Apr 27 18:19:38 GMT 1999 MKIII End Correct Tue Apr 27 18:19:56 GMT 1999 MKIII Start Patrol **MKIII PROBLEM**: Tue Apr 27 18:21:03 GMT 1999 Gain correct looked good on this correct attempt. We will keep the corrector table based on this last correct as "good" regardless of outcome with the outer ring problem. Tue Apr 27 18:26:20 GMT 1999 MKIII Start Cal Tue Apr 27 18:46:18 GMT 1999 MKIII Start Patrol MKIII COMMENT: Tue Apr 27 18:52:29 GMT 1999 Stopping MKIII/IV so David can work on software. ol GONG COMMENT: Tue Apr 27 18:52:58 GMT 1999 Going down to GONG to do weekly PM. Tue Apr 27 18:56:23 GMT 1999 MKIII Start Patrol Tue Apr 27 19:01:44 GMT 1999 PICS Flat Tue Apr 27 19:02:59 GMT 1999 CHIP Bias Tue Apr 27 19:03:16 GMT 1999 PICS End Flat Tue Apr 27 19:03:57 GMT 1999 CHIP End Bias Tue Apr 27 19:04:07 GMT 1999 CHIP Water Tue Apr 27 19:04:46 GMT 1999 CHIP End Water Tue Apr 27 19:21:52 GMT 1999 MKIII End Patrol Tue Apr 27 19:23:35 GMT 1999 PICS End Patrol Tue Apr 27 19:29:51 GMT 1999 MKIII Start Patrol Tue Apr 27 19:37:11 GMT 1999 PICS Start Patrol PICS COMMENT: Tue Apr 27 19:38:48 GMT 1999 Fooling with Halle filter temperature. Moved from 41.7 to 41.35 degrees, 7.51 to 7.00 on filter controller knob. Did a scan of the absorption line with correct 0.1A step size and found minimum intensity at blue -0.05 A. Left the filter set to that reading for now and will reset the temperature controller to 7.10, will let it settle and then repeat this test. What a difference 0.1A steps makes! Tue Apr 27 20:02:48 GMT 1999 CHIP Gain Tue Apr 27 20:02:48 GMT 1999 CHIP Gain Tue Apr 27 20:04:45 GMT 1999 PICS End Flat Tue Apr 27 20:07:38 GMT 1999 CHIP End Gain Tue Apr 27 20:07:59 GMT 1999 CHIP Bias Tue Apr 27 20:08:23 GMT 1999 MKIII Start Patrol Tue Apr 27 20:08:59 GMT 1999 CHIP End Bias Tue Apr 27 20:09:15 GMT 1999 CHIP Water Tue Apr 27 20:10:00 GMT 1999 CHIP End Water COMMENT: Tue Apr 27 20:19:34 GMT 1999 Reconfiguring the dome slot Tue Apr 27 20:19:27 GMT 1999 PICS End Patrol Tue Apr 27 20:19:35 GMT 1999 CHIP CHIP End Patrol Tue Apr 27 20:26:19 GMT 1999 CHIP CHIP Start Patrol Tue Apr 27 20:26:19 GMT 1999 CHIP CHIP Start Patrol Tue Apr 27 20:26:53 GMT 1999 MKIII Start Patrol Tue Apr 27 20:32:46 GMT 1999 MKIII Start Patrol Tue Apr 27 20:45:53 GMT 1999 MKIII Start Patrol WEATHER COMMENT: Tue Apr 27 20:52:48 GMT 1999 In orographic clouds. Tue Apr 27 20:56:11 GMT 1999 MKIII Start Patrol Tue Apr 27 21:02:47 GMT 1999 CHIP Bias Tue Apr 27 21:03:51 GMT 1999 CHIP End Bias Tue Apr 27 21:04:04 GMT 1999 CHIP Water Tue Apr 27 21:04:50 GMT 1999 CHIP End Water Tue Apr 27 21:12:50 GMT 1999 PICS Start Patrol Tue Apr 27 21:15:27 GMT 1999 MKIII Start Patrol Tue Apr 27 21:20:22 GMT 1999 CHIP CHIP End Patrol Tue Apr 27 21:33:12 GMT 1999 PICS End Patrol Tue Apr 27 21:37:43 GMT 1999 MKIII Start Patrol Tue Apr 27 22:07:56 GMT 1999 MKIII Start Patrol Tue Apr 27 22:12:53 GMT 1999 MKIII Start Patrol Tue Apr 27 22:20:44 GMT 1999 MKIII Start Patrol Tue Apr 27 22:28:11 GMT 1999 MKIII Start Patrol Tue Apr 27 22:31:22 GMT 1999 CHIP ending tape Tue Apr 27 22:39:07 GMT 1999 MKIII End Patrol Tue Apr 27 22:47:50 GMT 1999 MKIII Start Patrol Tue Apr 27 22:49:24 GMT 1999 MKIII End Patrol Tue Apr 27 22:53:47 GMT 1999 MKIII Start Patrol Tue Apr 27 23:01:26 GMT 1999 MKIII End Patrol Tue Apr 27 23:34:03 GMT 1999 MKIII Start Patrol Tue Apr 27 23:40:22 GMT 1999 MKIII End Patrol Tue Apr 27 23:50:03 GMT 1999 MKIII Start Patrol Wed Apr 28 00:12:39 GMT 1999 MKIII Start Patrol Wed Apr 28 00:28:07 GMT 1999 MKIII Start Patrol Wed Apr 28 00:42:37 GMT 1999 MKIII End Patrol Wed Apr 28 00:50:56 GMT 1999 MKIII Start Patrol COMMENT: Wed Apr 28 00:54:20 GMT 1999 Tapes: MKIV: 99-117 PICS: P01423 CHIP: C00835 LOWL: L00595 Wed Apr 28 00:57:20 GMT 1999 MKIII End Patrol Wed Apr 28 01:06:56 GMT 1999 MKIII Start Patrol Wed Apr 28 01:13:14 GMT 1999 MKIII End Patrol Wed Apr 28 01:14:43 GMT 1999 MKIII Start Patrol MKIII COMMENT: Wed Apr 28 01:19:10 GMT 1999 Swapping out analog cards to determine if any swap will get rid of the outer ring There will be all new cards for tomorrow. At that time we can check if I channel returns. Alice reported it disappeared yesterday at 2133 UT while we were doing card swaps. Wed Apr 28 01:22:20 GMT 1999 MKIII Start Patrol **MKIII PROBLEM**: Wed Apr 28 01:24:01 GMT 1999 I think we got I back with the new AN4 card (A/D converters). Outer ring noise is still there. Wed Apr 28 01:28:39 GMT 1999 MKIII End Patrol MKIII COMMENT: Wed Apr 28 01:29:50 GMT 1999 Leaving MKIII with a complete change of analog cards. Wed Apr 28 01:30:39 GMT 1999 MkIII 00_28.rawmk3 108_37.rawmk3 17_34.rawmk3 18_23.rawmk3 19_18.rawmk3 00_31.rawmk3 109_50.rawmk3 17_37.rawmk3 18_29.rawmk3 19_33.rawmk3 00_34.rawmk3 110_26.rawmk3 17_40.rawmk3 18_36.rawmk3 19_40.rawmk3 00_37.rawmk3 17_01.rawmk3 17_44.rawmk3 18_43.rawmk3 19_47.rawmk3 00_51.rawmk3 17_05.rawmk3 17_47.rawmk3 18_46.rawmk3 19_54.rawmk3 00_54.rawmk3 17_08.rawmk3 17_50.rawmk3 18_49.rawmk3 22_53.rawmk3 01_07.rawmk3 17_12.rawmk3 17_53.rawmk3 18_56.rawmk3 22_57.rawmk3 01_10.rawmk3 17_15.rawmk3 17_56.rawmk3 18_59.rawmk3 4991_39.rawmk3 01_14.rawmk3 17_18.rawmk3 17_59.rawmk3 19_02.rawmk3 c18_26.rawmk3 01_18.rawmk3 17_21.rawmk3 18_03.rawmk3 19_06.rawmk3 c18_33.rawmk3 01_22.rawmk3 17_24.rawmk3 18_06.rawmk3 19_09.rawmk3 c18_39.rawmk3 01_25.rawmk3 17_28.rawmk3 18_09.rawmk3 19_12.rawmk3 108_00.rawmk3 17_31.rawmk3 18_20.rawmk3 19_15.rawmk3