Subject: 3.5m Night Log 20190630 From: decolib@apo.nmsu.edu Date: Mon, 1 Jul 2019 11:42:52 +0000 (UTC) Apache Point Observatory 3.5m Telescope Night Log Sunday, June 30, 2019 ACTUAL ASTRONOMER OBSERVER(S) INSTRUMENT START FINISH -------------------------------------------------------------------- G.Kacprzak B.Stemock DIS 20:29 01:05 J.Keller R.Strauss ARCTIC 01:14 05:50 INST SCHEDULED WEATH EQUIP OBS NOT USED I/ROW/DN START FINISH D B D B D B D B ---------------------------------------------------------------- DD02/R 20:24 01:10 0 0 0 0 4.8 0.0 0 0 CU04/R 01:10 05:50 0 0 0 0 3.7 1.0 0 0 note: scheduled times listed include instrument change time ------------- ACTIVITY LOG -------------- Observing Specialist: D.DeColibus Checkout and the first half of the night was uneventful, aside from the observer's TUI crashing once. The NA2 guider got stuck briefly at the beginning of the second half, fixed with a gcam nub restart. Some light cirrus moved through during part of the second half. No problems tonight. ------- FAILURE LOG ------- PROG INST FAILURE MODE TIME (SEDFNVOG) TI/SHU START FINISH DESCRIPTION ---------------------------------------------------------------------- ---------------- FOCUS LOG --------------- Time Instrument Focus Az El Temp Strc Prim Sec Air filt FWHM -------------------------------------------------------------------------- 19:50 dcamera 475( 1358) -78 66 18.3 21.3 21.3 21.0 18.9 -- 1.38 00:24 arctic 431( 1323) -15 36 15.6 16.1 16.8 15.9 15.6 CU VR 1.63 Wind Precip.or Time Temp F Dewp F MPH Direction Dust Sky Conditions ------------------------------------------------------------------ 16:00 78 32 12 216 (SW) 693 clear none 17:00 76 31 10 206 (SSW) 703 clear none 18:00 73 30 7 262 (W) 654 clear none 19:00 73 28 6 246 (WSW) 680 clear none 20:00 68 25 8 195 (SSW) 646 clear none 21:00 64 27 10 180 (S) 881 clear none 22:00 64 28 11 167 (SSE) 1003 clear none 23:00 64 27 11 163 (SSE) 1017 clear none 00:00 63 26 16 144 (SE) 793 clear none 01:00 61 30 15 146 (SE) 1183 clear none 02:00 62 28 12 177 (S) 1406 mstly clr none 03:00 63 24 7 191 (S) 995 mstly clr none 04:00 61 28 12 223 (SW) 1099 mstly clr none 05:00 61 28 4 194 (SSW) 1163 mstly clr none Note: the wind was coming from the azimuth listed. The convention used is north=0 degrees, east=90 degrees. The dust count is particles > 1u per 0.1 cubic feet. TELESCOPE STATUS Telescope drives operational. Current TCC version: 1.2.4 Current TUI version: 2.6.0