Date: 2016 Nov 17 UT Observers: M Fausnaugh, S Johnson TO: Steve A. SA: Barry R. (Olga K.) Moon phase: 2.5 days after full Summary: Delayed opening due to clouds---opened with variable/heavy clouds that cleared toward morning. Sudden gusty winds forced us to close for the last 2 hours. *** Sudden winds prevented us from getting a standard star---programs from tonight will have to use tomorrow's. :( *** Completed Programs: ND_Carbon; jy2040, UM_LAE/sdssj0731 Calibrations: None (planned for 11/18) Details (All times UT): ---------------------------------- Plan is MODS all night (all observations binocular). 23:30 (11/16) -- software start-up, test image, cloudy conditions 00:30 -- Sunset. Conditions are overcast, delayed opening 01:30 -- conditions still overcast 03:30 -- conditions still overcast, may be opening soon 04:06 -- opening up with some cloud cover, should clear soon 04:29 -- acquire assasn16eq for osu_asssasn 04:50 -- assasn16eq, started obs, cannot see source but alligned with fiducial star, seeing ~1.2'' 04:51 -- clouds moving infront of target 05:01 -- cloud cover persisting, lost guide star ~0.5 through exposure 1 of 16eq 05:05 -- losing guide star intermittentliy 05:11 -- started second exposure, same conditions, mabye slightly clearing 05:24 -- object trace not apparent in quick reduction of first exposure. If not indentifiable in second, will abort script 05:33 -- heavy clouds moving over as third obs starting 05:35 -- aborting assasn16eq 05:41 -- trying brighter target, acquiring jy2040 for nd_carbon 06:00 -- jy2040, started obs, some light cloud cover 06:08 -- light cloud cover persists 07:00 -- approx time of jy2040 finish 07:09 -- cannot acquire assasn16tv 07:20 -- acquiring jo213 for um_lae 07:23 -- cannot find guide star for j0213 07:24 -- acquiring jy2866 for nd_carbon, too cloudy again 07:27 -- closing shutters and waiting out clouds 08:53 -- reopening as clouds cleared 09:10 -- acquiring j0731 for um_lae. patchy, thin clouds 09:23 -- j0731, started obs, mostly clear (maybe cirrus), seeing 1.1'' 10:29 -- acquiring j0825 for um_lae. essentially no clouds 10:44 -- j0825, started obs. high winds may interrupt observation, 1.3'' 10:50 -- j0825, seeing jumped to 1.7'', ~1/8 through obs 1 10:52 -- dome closed due to windy conditions, ~5 min into obs 1