----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Fri Dec 28 17:24:35 GMT 2001 Year: 01 Doy: 362 Observer: yasukawa WEATHER COMMENT: Fri Dec 28 17:24:57 GMT 2001 Cool, in patch of scattered thin cirrus, south wind. Fri Dec 28 17:37:21 GMT 2001 CHIP Start Patrol Fri Dec 28 17:38:25 GMT 2001 MKIV Start Patrol **PICS PROBLEM**: Fri Dec 28 17:40:28 GMT 2001 David's assessment of the PICS problem is camera shutter failure. Testing yesterdau using video mode confirms his assessment. Pattern on image was alternating between top and bottom, limb images use two exposures, one being wrong at the beginning and the other being wrong at the end of the exposure, in video mode I saw an odd/even variation in how the images were messed up. Camera will have to go back to to Redlake MASD (formerly Kodak MASD) for repair. PSPT COMMENT: Fri Dec 28 17:56:40 GMT 2001 Started observing. Fri Dec 28 18:03:02 GMT 2001 CHIP LSD Fri Dec 28 18:05:22 GMT 2001 CHIP End LSD Fri Dec 28 18:05:36 GMT 2001 CHIP BiasLSD Fri Dec 28 18:06:23 GMT 2001 CHIP End BiasLSD Fri Dec 28 18:06:39 GMT 2001 CHIP Bias Fri Dec 28 18:07:27 GMT 2001 CHIP End Bias **PSPT PROBLEM**: Fri Dec 28 18:35:05 GMT 2001 PSPT stalled at 18:28 UT after centering solar image on CCD. Error message on IDL: Execution halted at: STR_TIME 5 str_time.pro Killed runPspt.pro and restarted. Fri Dec 28 19:03:01 GMT 2001 CHIP LSD Fri Dec 28 19:05:15 GMT 2001 CHIP End LSD Fri Dec 28 19:05:29 GMT 2001 CHIP BiasLSD Fri Dec 28 19:06:15 GMT 2001 CHIP End BiasLSD Fri Dec 28 19:06:23 GMT 2001 CHIP Bias Fri Dec 28 19:07:06 GMT 2001 CHIP End Bias **PSPT PROBLEM**: Fri Dec 28 19:27:25 GMT 2001 PSPT stalled again at 19:21 UT, same problem and resolution as above. Fri Dec 28 19:30:42 GMT 2001 MKIV End Patrol Fri Dec 28 19:30:57 GMT 2001 MKIV Start Cal Fri Dec 28 19:49:46 GMT 2001 MKIV End Cal Fri Dec 28 19:49:56 GMT 2001 MKIV Start Patrol Fri Dec 28 20:02:53 GMT 2001 CHIP LSD **** EVENT COMMENT ****: Fri Dec 28 20:03:36 GMT 2001 CME starting at 1946 UT between PA 90-140. Fri Dec 28 20:05:13 GMT 2001 CHIP End LSD Fri Dec 28 20:05:27 GMT 2001 CHIP BiasLSD Fri Dec 28 20:06:20 GMT 2001 CHIP End BiasLSD Fri Dec 28 20:06:33 GMT 2001 CHIP Bias Fri Dec 28 20:07:20 GMT 2001 CHIP End Bias **** EVENT COMMENT ****: Fri Dec 28 20:25:43 GMT 2001 WOW, CME is a spectacular one! **PSPT PROBLEM**: Fri Dec 28 20:32:55 GMT 2001 PSPT stalled again at 20:20 UT, this time trying to take red image (Hi Res Data). Kill/restart **GONG PROBLEM**: Fri Dec 28 20:34:16 GMT 2001 GONG crash team arrived on mountain to troubleshoot and repair the instrument's waveplate rotator problem. Fri Dec 28 21:00:03 GMT 2001 CHIP LSD Fri Dec 28 21:02:17 GMT 2001 CHIP End LSD Fri Dec 28 21:02:30 GMT 2001 CHIP BiasLSD Fri Dec 28 21:03:17 GMT 2001 CHIP End BiasLSD Fri Dec 28 21:03:25 GMT 2001 CHIP Bias Fri Dec 28 21:04:10 GMT 2001 CHIP End Bias **PSPT PROBLEM**: Fri Dec 28 21:35:58 GMT 2001 PSPT stalled again at 21:17 UT, after centering. This time, IDL message was: Execution halted at: RTIME 5 rtime.pro Killed runPspt.pro and restarted. **MKIV PROBLEM**: Fri Dec 28 21:52:39 GMT 2001 Investigated barrel angle acquisition system further and diagrammed it. Sent email to Darryl and to Boulder detailing the interconnections and possible solutions. One solution would be to replace the power supply with a larger (higher current) unit. Other would be to disconnect the subsystem that supplies the OCP Barrel module display. One factor is the OCP display shows constant angle readouts whereas the KCC gui displays intervals of 2-3 degree changes due to processing time requirements. The OCP provides better resolution when one needs to stop the barrel at some specific angle. Fri Dec 28 22:00:04 GMT 2001 CHIP LSD PSPT COMMENT: Fri Dec 28 19:27:16 GMT 2001 PSPT COMMENT: Fri Dec 28 22:01:42 GMT 2001 Ended observation. Fri Dec 28 22:02:26 GMT 2001 CHIP End LSD Fri Dec 28 22:02:41 GMT 2001 CHIP BiasLSD Fri Dec 28 22:03:35 GMT 2001 CHIP End BiasLSD Fri Dec 28 22:03:50 GMT 2001 CHIP Bias Fri Dec 28 22:04:39 GMT 2001 CHIP End Bias Fri Dec 28 22:05:47 GMT 2001 MKIV End Patrol Fri Dec 28 22:07:00 GMT 2001 CHIP End Patrol Fri Dec 28 22:08:44 GMT 2001 MkIV 17_38.rawmk4 18_31.rawmk4 19_24.rawmk4 20_28.rawmk4 21_21.rawmk4 17_41.rawmk4 18_34.rawmk4 19_27.rawmk4 20_31.rawmk4 21_24.rawmk4 17_44.rawmk4 18_37.rawmk4 19_34.rawmk4 20_34.rawmk4 21_27.rawmk4 17_47.rawmk4 18_40.rawmk4 19_40.rawmk4 20_37.rawmk4 21_30.rawmk4 17_50.rawmk4 18_43.rawmk4 19_46.rawmk4 20_40.rawmk4 21_33.rawmk4 17_53.rawmk4 18_46.rawmk4 19_49.rawmk4 20_42.rawmk4 21_36.rawmk4 17_56.rawmk4 18_49.rawmk4 19_52.rawmk4 20_45.rawmk4 21_39.rawmk4 17_59.rawmk4 18_52.rawmk4 19_55.rawmk4 20_48.rawmk4 21_41.rawmk4 18_02.rawmk4 18_55.rawmk4 19_58.rawmk4 20_51.rawmk4 21_44.rawmk4 18_05.rawmk4 18_58.rawmk4 20_01.rawmk4 20_54.rawmk4 21_47.rawmk4 18_07.rawmk4 19_00.rawmk4 20_04.rawmk4 20_57.rawmk4 21_50.rawmk4 18_10.rawmk4 19_03.rawmk4 20_07.rawmk4 21_00.rawmk4 21_53.rawmk4 18_13.rawmk4 19_06.rawmk4 20_10.rawmk4 21_03.rawmk4 21_56.rawmk4 18_16.rawmk4 19_09.rawmk4 20_13.rawmk4 21_06.rawmk4 21_59.rawmk4 18_19.rawmk4 19_12.rawmk4 20_16.rawmk4 21_09.rawmk4 22_02.rawmk4 18_22.rawmk4 19_15.rawmk4 20_19.rawmk4 21_12.rawmk4 c19_30.rawmk4 18_25.rawmk4 19_18.rawmk4 20_22.rawmk4 21_15.rawmk4 c19_37.rawmk4 18_28.rawmk4 19_21.rawmk4 20_25.rawmk4 21_18.rawmk4 c19_43.rawmk4