Subject: 3.5m Night Log 20241031 From: tsutherland@apo.nmsu.edu Date: Fri, 1 Nov 2024 13:02:04 +0000 (UTC) Apache Point Observatory 3.5m Telescope Night Log Thursday, October 31, 2024 PROG PI ASTRONOMER OBSERVER(S) -------------------------------------------------------------------- UW07 C.Chandler C.Chandler,M.Frissell CU04 Z.Berta-Thompson Z.Berta-Thompson,A.Stephens ON-SKY PROG INSTRUMENT START FINISH -------------------------------------------------------------------- UW07 ARCTIC 18:21 01:02 CU04 KOSMOS 01:15 07:13 PROG SCHEDULED WEATH EQUIP OBS NOT USED I/ROW/DTN START FINISH D B D B D B D B ----------------------------------------------------------------- UW07/R 18:21 01:10 0 0 0 0 6.8 0.0 0 0 CU04/R 01:10 07:13 0 0 0 0 6.1 0.0 0 0 note: scheduled times listed include instrument change time ------------- ACTIVITY LOG -------------- Observing Specialist: T.Sutherland Super clear skies all night, with 0.64" seeing!!! Arcsat problem initializing the support library again. CLosed dome at 0700 for cals. It was a beautiful night and there were no telescope problems :) ------- FAILURE LOG ------- FAILURE MODE TIME PROG INSTR TI/SHU START FINISH DESCRIPTION ---------------------------------------------------------------------- ---------------- FOCUS LOG --------------- Time Instrument Focus Az El Temp Strc Prim Sec Air filt FWHM -------------------------------------------------------------------------- 18:50 arctic 299( 1047) 104 77 5.7 7.6 7.3 7.2 6.3 CUVR 0.74 20:55 arctic 374( 1039) 0 50 6.2 5.5 6.0 5.6 5.9 SDSS_r 0.95 01:28 kosmos 279( 856) 47 72 6.4 5.0 5.7 4.9 5.6 -- 0.64 ------------- WEATHER LOG ---------------- Wind Precip.or Time Temp F Dewp F MPH Direction Dust Sky Conditions ------------------------------------------------------------------ 16:00 49 18 12 221 (SW) 1097 clear none 17:00 47 19 13 204 (SSW) 809 clear none 18:00 44 18 14 187 (S) 1007 clear none 19:00 43 15 17 187 (S) 1400 clear none 20:00 42 17 14 188 (S) 1505 clear none 21:00 43 15 15 180 (S) 1364 clear none 22:00 43 12 10 211 (SSW) 1029 clear none 23:00 43 10 13 210 (SSW) 1233 clear none 00:00 43 14 14 189 (S) 1219 clear none 01:00 42 12 10 233 (SW) 966 clear none 02:00 44 12 9 268 (W) 867 clear none 03:00 45 14 11 264 (W) 859 clear none 04:00 45 14 8 256 (WSW) 938 clear none 05:00 45 13 6 244 (WSW) 845 clear none 06:00 45 15 7 253 (WSW) 935 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 SOFTWARE ---------- Current TCC version: 1.4.2 Current HUB version: v20171231_01 Current TUI version: 3.1.5