Subject: 3.5m Night Log 20251110 From: ajt@apo.nmsu.edu Date: Tue, 11 Nov 2025 13:36:05 +0000 (UTC) Apache Point Observatory 3.5m Telescope Night Log Monday, November 10, 2025 PROG PI ASTRONOMER OBSERVER(S) -------------------------------------------------------------------- JH01 P.McCreery P.McCreery,K.Schlaufman,N.Myers,C.Gray NM07 W.Roberson W.Roberson,A.Smith AP01 S.Merkowitz R.McMillan ON-SKY PROG INSTRUMENT START FINISH -------------------------------------------------------------------- JH01 ECHELLE 17:13 00:09 NM07 ECHELLE 00:09 05:09 AP01 APOLLO 05:14 06:20 PROG SCHEDULED WEATH EQUIP OBS NOT USED I/ROW/DTN START FINISH D B D B D B D B ----------------------------------------------------------------- JH01/R 17:13 00:10 0 0 0 0 5.1 1.9 0 0 NM07/R 00:10 05:22 0 0 0 0 0.0 5.2 0 0 AP01/W 05:22 06:22 0 0 0 0 0.0 1.0 0 0 note: scheduled times listed include instrument change time ------------- ACTIVITY LOG -------------- Observing Specialist: A.Townsend At checkout I restarted dataq, and restarted gcam nubs. We got all 6 reflectors with APOLLO tonight! Beautiful weather, good seeing, no telescope or instrument 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 -------------------------------------------------------------------------- 17:39 ecamera 530( 67) 231 39 7.9 8.9 8.9 8.5 7.9 ND2 0.74 00:15 ecamera 406( -221) -59 39 6.3 5.5 6.2 5.2 5.6 ND3 0.79 05:17 APOLLO 425( 1530) 51 60 5.7 4.8 5.5 4.8 5.3 530 1.50 ------------- WEATHER LOG ---------------- Wind Precip.or Time Temp F Dewp F MPH Direction Dust Sky Conditions ------------------------------------------------------------------ 16:00 47 15 0 340 (NNW) 678 clear none 17:00 46 12 4 357 (N) 333 clear none 18:00 46 9 14 32 (NNE) 305 clear none 19:00 46 9 5 355 (N) 251 clear none 20:00 45 10 4 296 (WNW) 323 clear none 21:00 46 11 5 269 (W) 322 clear none 22:00 45 11 6 265 (W) 385 clear none 23:00 44 17 8 305 (NW) 760 clear none 00:00 44 14 8 276 (W) 573 clear none 01:00 44 9 6 274 (W) 381 clear none 02:00 43 12 10 313 (NW) 435 clear none 03:00 42 18 13 298 (WNW) 744 clear none 04:00 41 18 12 314 (NW) 787 clear none 05:00 42 19 19 308 (NW) 802 clear none 06:00 44 15 16 305 (NW) 543 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: 3.1.8