Subject: 3.5m Night Log 20190401 From: trudyk@apo.nmsu.edu Date: Tue, 2 Apr 2019 12:45:45 +0000 (UTC) Apache Point Observatory 3.5m Telescope Night Log Monday, April 01, 2019 ACTUAL ASTRONOMER OBSERVER(S) INSTRUMENT START FINISH -------------------------------------------------------------------- P.Szkody P.Szkody DIS 19:28 01:08 M.Bentz R.Merrit,C.Roberts DIS 01:08 06:30 INST SCHEDULED WEATH EQUIP OBS NOT USED I/ROW/DN START FINISH D B D B D B D B ---------------------------------------------------------------- UW05/R 19:32 01:10 0 0 0 0 5.6 0.0 0 0 GS03/R 01:10 06:42 0 0 0 0 4.5 1.0 0 0 note: scheduled times listed include instrument change time ------------- ACTIVITY LOG -------------- Observing Specialist: T.Rudyk Gcam needed a hub startNubs during checkout. Evening started partly cloudy, no rain in sight. Seeing was ok. It cleared out after midnight, and seeing improved somewhat. We stayed open all night. ------- 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 -------------------------------------------------------------------------- 19:52 dcamera 613( 644) 35 51 2.9 4.4 4.0 4.1 3.1 - 1.15 01:12 dcamera 550( 566) 157 42 5.5 4.0 4.5 4.1 4.8 - 1.26 ------------- WEATHER LOG ---------------- Wind Precip.or Time Temp F Dewp F MPH Direction Dust Sky Conditions ------------------------------------------------------------------ 16:00 38 11 2 301 (WNW) 177 ptly cldy none 17:00 39 12 11 271 (W) 183 ptly cldy none 18:00 37 6 7 327 (NNW) 185 ptly cldy none 19:00 36 1 1 332 (NNW) 219 ptly cldy none 20:00 38 6 8 350 (N) 207 ptly cldy none 21:00 42 8 8 282 (WNW) 260 ptly cldy none 22:00 42 -4 3 256 (WSW) 492 ptly cldy none 23:00 41 -4 12 265 (W) 545 ptly cldy none 00:00 40 -1 10 226 (SW) 409 ptly cldy none 01:00 41 -6 16 232 (SW) 586 mstly clr none 02:00 40 -6 14 258 (WSW) 406 clear none 03:00 41 8 16 272 (W) 640 clear none 04:00 40 12 11 270 (W) 628 clear none 05:00 40 12 20 269 (W) 603 clear none 06:00 39 12 13 263 (W) 632 clear 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