Subject: 3.5m Night Log 20250228 From: dembicky@apo.nmsu.edu Date: Sat, 1 Mar 2025 13:07:10 +0000 (UTC) Apache Point Observatory 3.5m Telescope Night Log Friday, February 28, 2025 PROG PI ASTRONOMER OBSERVER(S) -------------------------------------------------------------------- NM02 C.Gray C.Gray WY02 M.Moe M.Frank UW08 S.Hawley S.Hawley, L.Hebb UW01 P.Yoachim Z.Liu. Z.Xu, D.Meng ON-SKY PROG INSTRUMENT START FINISH -------------------------------------------------------------------- NM02 Echelle 18:08 20:17 WY02 KOSMOS 20:18 00:00 UW08 ECHELLE 00:05 03:36 UW01 KOSMOS 03:38 05:33 PROG SCHEDULED WEATH EQUIP OBS NOT USED I/ROW/DTN START FINISH D B D B D B D B ----------------------------------------------------------------- NM02/R 18:08 20:15 0 0 0 0 1.1 1.0 0 0 WY02/R 20:15 00:10 0 0 0 0 3.9 0.0 0 0 UW08/R 00:10 03:40 0 0 0 0 3.5 0.0 0 0 UW01/R 03:40 06:22 0 0 0 0 2.7 0.0 0 0 note: scheduled times listed include instrument change time ------------- ACTIVITY LOG -------------- Observing Specialist: J.Dembicky Nicfps hung during checkout. NICFPS icc crashed and needed to be restarted. This fixed the issue. Arctic's ion pump started having issues around 22:24 tonight. The instrument was mounted on it's cart and had not been moved. No other problems tonight. ------- 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 -------------------------------------------------------------------------- 18:22 ecamera 429( 118) -76 57 4.3 7.7 6.5 7.9 5.1 ND2 1.19 19:59 ecamera 310( -149) -109 38 4.2 4.8 4.8 4.4 4.2 ND3 1.19 20:32 kosmos 345( 841) -142 61 4.2 4.2 4.5 3.7 3.8 -- 1.19 22:11 kosmos 285( 741) 23 45 3.3 3.1 3.6 2.7 3.4 -- 1.44 00:12 ecamera 359( -193) 67 60 5.0 3.1 4.0 3.3 3.9 ND1 1.17 03:47 kosmos 359( 838) 148 51 5.6 3.7 4.4 3.7 4.6 -- 0.95 ------------- WEATHER LOG ---------------- Wind Precip.or Time Temp F Dewp F MPH Direction Dust Sky Conditions ------------------------------------------------------------------ 16:00 50 16 7 275 (W) 2643 ptly cldy none 17:00 43 16 2 264 (W) 2530 ptly cldy none 18:00 41 17 5 264 (W) 2533 mstly clr none 19:00 39 17 7 324 (NW) 2415 ptly cldy none 20:00 39 16 2 359 (N) 2041 mstly clr none 21:00 39 14 6 333 (NNW) 1804 mstly clr none 22:00 38 12 7 5 (N) 1601 clear none 23:00 38 14 6 6 (N) 2116 clear none 00:00 41 12 10 319 (NW) 2054 clear none 01:00 39 13 9 13 (NNE) 2139 clear none 02:00 40 14 7 322 (NW) 1987 clear none 03:00 41 12 5 337 (NNW) 2127 mstly clr none 04:00 42 8 9 312 (NW) 2336 mstly clr none 05:00 42 5 8 300 (WNW) 2365 mstly clr none 06:00 41 6 6 264 (W) 2183 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 SOFTWARE ---------- Current TCC version: 1.4.2 Current HUB version: v20171231_01 Current TUI version: 3.1.8