----------------------------------------------------------------------------- Mauna Loa Solar Observatory Observer's Log ----------------------------------------------------------------------------- Mon Sep 20 17:11:15 GMT 2021 Year: 21 Doy: 263 Observer: mlso Mon Sep 20 17:19:35 GMT 2021 Kcor Focus/alignment program exited WEATHER COMMENT: mcotter: Mon Sep 20 17:21:38 GMT 2021 Temp: 50.7f, Humidity: 12%, Pressure: 28.637in, Wind: 2mph from 186degs, Skies: Rain, mist and light fog in the Saddle Valley up to approximately 7000' level. Scattered Cirrus clouds across the sky. No discernible inversion layer visible on the horizon. ___end___ GENERAL COMMENT BY mcotter: Mon Sep 20 17:21:44 GMT 2021 Opened windows upstairs ___end___ GENERAL COMMENT BY mcotter: Mon Sep 20 17:21:51 GMT 2021 PM Blew off UCoMP O1 ___end___ GENERAL COMMENT BY mcotter: Mon Sep 20 17:21:58 GMT 2021 PM Blew off Kcor O1 ___end___ KCOR COMMENT BY mcotter: Mon Sep 20 17:23:09 GMT 2021 Skies are bright with Cirrus clouds scattered across the sky. Cannot run Kcor at this time. ___end___ UCoMP COMMENT BY mcotter: Mon Sep 20 17:25:04 GMT 2021 Tried running Ucomp but the sky is too bright at this time. ___end___ Mon Sep 20 19:59:37 GMT 2021 Kcor Focus/alignment program exited WEATHER COMMENT: mcotter: Mon Sep 20 20:01:59 GMT 2021 The skies are still quite overcast with scattered high altitude Cirrus and Cirrostratus clouds. Still no observing at this time. ___end___ GENERAL COMMENT BY mcotter: Mon Sep 20 20:17:32 GMT 2021 The dome is still open, though the instruments are still idle. I have been watching the sky and Yawcam Preview GUI to see if the sky has improved enough to observe, but it is still too bright. ___end___ Mon Sep 20 20:22:43 GMT 2021 Kcor Focus/alignment program exited KCOR COMMENT BY mcotter: Mon Sep 20 20:25:15 GMT 2021 Kcor now running. SGS offsets: X(RA): -140, Y(Dec): 65. Polarization checked good: Mid, Bright, Dark, Mid. ___end___ KCOR COMMENT BY mcotter: Mon Sep 20 20:29:50 GMT 2021 Kcor again idle due to clouds in the viewing area. ___end___ GENERAL COMMENT BY mcotter: Mon Sep 20 20:33:04 GMT 2021 I started both Kcor and Ucomp instruments as the sky did clear a bit and I thought there was a window that I could observe, but the Cirrus came back into view within minutes and I again had to shut down the instruments. ___end___ Mon Sep 20 21:01:29 GMT 2021 Running UCOMP Cookbook dark_80ms_2beam_16sums_BOTH.ckb line 0 Mon Sep 20 21:02:54 GMT 2021 Running UCOMP Cookbook 530_Scan.ckb line 0 Mon Sep 20 21:05:21 GMT 2021 UCoMP Paused for clouds Mon Sep 20 21:22:02 GMT 2021 UCoMP Restarted from pause Mon Sep 20 21:22:17 GMT 2021 Running UCOMP Cookbook all_coronal_7_flats-withocculter.ckb line 0 WEATHER COMMENT: mcotter: Mon Sep 20 23:09:29 GMT 2021 Orthographic clouds have moved into the area of the observatory and are now obscuring the viewing area. ___end___ WEATHER COMMENT: mcotter: Tue Sep 21 00:21:15 GMT 2021 The sky has become almost completely overcast and a light fog is beginning to blow through the science area. ___end___ GENERAL COMMENT BY mcotter: Tue Sep 21 00:22:12 GMT 2021 The dome shutter doors and windows have been closed due to overcast skies and the possibility of precipitation. ___end___ GENERAL COMMENT BY mcotter: Tue Sep 21 02:55:06 GMT 2021 The day started with high altitude Cirrus clouds scattered across most of the sky. During the day it seemed like the clouds were beginning to break up, but the sky remained much too bright to do any observing. ___end___ GENERAL COMMENT BY mcotter: Tue Sep 21 02:55:31 GMT 2021 Emptied trash receptacle in the control room. ___end___ ONSITE STAFF: berkey, mcotter