----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Mon Apr 23 16:40:26 GMT 2001 Year: 01 Doy: 113 Observer: yasukawa WEATHER COMMENT: Mon Apr 23 16:41:13 GMT 2001 Cool, clear, light south breeze. COMMENT: Mon Apr 23 16:41:33 GMT 2001 Read HELCO meters on the way up here this morning. Mon Apr 23 16:45:57 GMT 2001 CHIP Start Patrol Mon Apr 23 16:46:11 GMT 2001 MKIV Start Patrol Mon Apr 23 16:46:20 GMT 2001 PICS Start Patrol COMMENT: Mon Apr 23 16:49:44 GMT 2001 Judd Johnson arrived on site to work on guider upgrade planneng, Mon Apr 23 17:01:20 GMT 2001 CHIP LSD Mon Apr 23 17:04:53 GMT 2001 CHIP End LSD Mon Apr 23 17:05:09 GMT 2001 CHIP BiasLSD Mon Apr 23 17:06:02 GMT 2001 CHIP End BiasLSD **** EVENT COMMENT ****: Mon Apr 23 17:06:05 GMT 2001 EPL ongoing at PA 230-250. Mon Apr 23 17:06:13 GMT 2001 CHIP Bias Mon Apr 23 17:06:59 GMT 2001 CHIP End Bias **** EVENT COMMENT ****: Mon Apr 23 17:38:43 GMT 2001 EPL is visible in the coronal images. Mon Apr 23 18:01:27 GMT 2001 CHIP LSD Mon Apr 23 18:03:36 GMT 2001 PICS Flat Mon Apr 23 18:05:08 GMT 2001 CHIP End LSD Mon Apr 23 18:05:21 GMT 2001 CHIP BiasLSD Mon Apr 23 18:06:10 GMT 2001 CHIP End BiasLSD Mon Apr 23 18:06:22 GMT 2001 CHIP Bias Mon Apr 23 18:07:12 GMT 2001 PICS End Flat Mon Apr 23 18:07:12 GMT 2001 CHIP End Bias A NEW TAPE HAS BEEN PUT INTO KAIEE DLT DRIVE, Mon Apr 23 18:08:37 GMT 2001 **** EVENT COMMENT ****: Mon Apr 23 18:15:20 GMT 2001 EPL now at RV 1.4 Mon Apr 23 19:01:20 GMT 2001 CHIP LSD Mon Apr 23 19:05:01 GMT 2001 CHIP End LSD Mon Apr 23 19:05:11 GMT 2001 CHIP BiasLSD Mon Apr 23 19:06:00 GMT 2001 CHIP End BiasLSD Mon Apr 23 19:06:11 GMT 2001 CHIP Bias Mon Apr 23 19:07:02 GMT 2001 CHIP End Bias **** EVENT COMMENT ****: Mon Apr 23 19:07:52 GMT 2001 EPL RV now at 1.55, appears completely detached from limb. **** EVENT COMMENT ****: Mon Apr 23 19:50:54 GMT 2001 EPL now out of PICS and CHIP fov. I can still see it rising thru the coronal image. GONG COMMENT: Mon Apr 23 19:52:01 GMT 2001 Just returned from GONG where I did the weekly preventive maintenance. Mon Apr 23 20:01:30 GMT 2001 CHIP LSD Mon Apr 23 20:05:04 GMT 2001 CHIP End LSD Mon Apr 23 20:05:13 GMT 2001 CHIP BiasLSD Mon Apr 23 20:06:00 GMT 2001 CHIP End BiasLSD Mon Apr 23 20:06:15 GMT 2001 CHIP Bias Mon Apr 23 20:07:07 GMT 2001 CHIP End Bias COMMENT: Mon Apr 23 20:07:54 GMT 2001 Stopping to reconfigure dome shutter. Mon Apr 23 20:08:25 GMT 2001 PICS End Patrol Mon Apr 23 20:09:40 GMT 2001 CHIP End Patrol Mon Apr 23 20:20:27 GMT 2001 MKIV Start Patrol Mon Apr 23 20:20:38 GMT 2001 CHIP Start Patrol Mon Apr 23 20:20:56 GMT 2001 PICS Start Patrol Mon Apr 23 21:02:32 GMT 2001 CHIP LSD Mon Apr 23 21:06:15 GMT 2001 CHIP End LSD Mon Apr 23 21:06:29 GMT 2001 CHIP BiasLSD Mon Apr 23 21:07:20 GMT 2001 CHIP End BiasLSD Mon Apr 23 21:07:29 GMT 2001 CHIP Bias Mon Apr 23 21:08:14 GMT 2001 CHIP End Bias WEATHER COMMENT: Mon Apr 23 21:34:59 GMT 2001 Scattered orographic clouds have arrived around station. Mon Apr 23 22:02:39 GMT 2001 CHIP LSD Mon Apr 23 22:04:21 GMT 2001 PICS End Patrol Mon Apr 23 22:06:03 GMT 2001 CHIP End LSD Mon Apr 23 22:06:16 GMT 2001 CHIP BiasLSD Mon Apr 23 22:07:02 GMT 2001 CHIP End BiasLSD Mon Apr 23 22:07:17 GMT 2001 CHIP Bias Mon Apr 23 22:08:07 GMT 2001 CHIP End Bias Mon Apr 23 22:10:57 GMT 2001 CHIP End Patrol COMMENT: Mon Apr 23 22:20:29 GMT 2001 Judd and I will be taking the O1 guider stepper motor area apart to look at the mechanicals. WEATHER COMMENT: Mon Apr 23 22:23:16 GMT 2001 In orographic clouds **MKIV PROBLEM**: Tue Apr 24 00:41:54 GMT 2001 Found broken teeth on O1 guider motor gear. Replaced plastic gear with metal one purchased 6/97 by Clarke. Notified Clarke to try and locate replacement based on date and other descriptions. We may have to mail the broken gear to him. Reassembled stepper motor assembly and tried firing it back up. Judd indicated that it sounded like the power supply had a bad filter capacitor. He is currently removing the old power supply to troubleshoot and either repair or replace it. WEATHER COMMENT: Tue Apr 24 00:46:08 GMT 2001 It is currently raining up here. **MKIV PROBLEM**: Tue Apr 24 00:46:32 GMT 2001 We will secure things and leave continued work for tomorrow. Tue Apr 24 00:47:06 GMT 2001 MkIV 16_46.rawmk4 17_51.rawmk4 19_06.rawmk4 20_11.rawmk4 21_22.rawmk4 16_49.rawmk4 17_54.rawmk4 19_09.rawmk4 20_20.rawmk4 21_25.rawmk4 16_52.rawmk4 17_57.rawmk4 19_12.rawmk4 20_23.rawmk4 21_28.rawmk4 16_55.rawmk4 18_00.rawmk4 19_15.rawmk4 20_26.rawmk4 21_31.rawmk4 16_58.rawmk4 18_03.rawmk4 19_18.rawmk4 20_29.rawmk4 21_34.rawmk4 17_01.rawmk4 18_06.rawmk4 19_21.rawmk4 20_32.rawmk4 21_37.rawmk4 17_04.rawmk4 18_09.rawmk4 19_24.rawmk4 20_35.rawmk4 21_40.rawmk4 17_07.rawmk4 18_12.rawmk4 19_27.rawmk4 20_38.rawmk4 21_43.rawmk4 17_09.rawmk4 18_15.rawmk4 19_30.rawmk4 20_41.rawmk4 21_46.rawmk4 17_12.rawmk4 18_18.rawmk4 19_33.rawmk4 20_44.rawmk4 21_49.rawmk4 17_15.rawmk4 18_21.rawmk4 19_36.rawmk4 20_47.rawmk4 21_52.rawmk4 17_18.rawmk4 18_24.rawmk4 19_39.rawmk4 20_50.rawmk4 21_55.rawmk4 17_21.rawmk4 18_27.rawmk4 19_42.rawmk4 20_53.rawmk4 21_58.rawmk4 17_24.rawmk4 18_30.rawmk4 19_45.rawmk4 20_56.rawmk4 22_01.rawmk4 17_27.rawmk4 18_33.rawmk4 19_48.rawmk4 20_59.rawmk4 22_04.rawmk4 17_30.rawmk4 18_36.rawmk4 19_51.rawmk4 21_02.rawmk4 c18_50.rawmk4 17_33.rawmk4 18_39.rawmk4 19_54.rawmk4 21_04.rawmk4 c18_57.rawmk4 17_36.rawmk4 18_41.rawmk4 19_57.rawmk4 21_08.rawmk4 c19_03.rawmk4 17_39.rawmk4 18_44.rawmk4 20_00.rawmk4 21_10.rawmk4 17_42.rawmk4 18_47.rawmk4 20_03.rawmk4 21_13.rawmk4 17_45.rawmk4 18_53.rawmk4 20_05.rawmk4 21_16.rawmk4 17_48.rawmk4 19_00.rawmk4 20_08.rawmk4 21_19.rawmk4