APACHE POINT OBSERVATORY SDSS 2.5M OBSERVING LOG Friday February 13, 2026 (SJD 61085) ---- Observing Team ---- Dmitry Bizyaev ---- Observing Plan ---- Fri 13 Feb 2026 61085 0.11 01:41 01:55 12:38 04:28 15:13 --- dark (10.7 h) plus 0.2 h for 12 deg design ---- Observing Summary ---- The entire night was lost to rain, clouds, high humidity, high wind, and nearby radars. ---- Observing Log ---- Afternoon ========= All systems are working as expected. The BOSS collimation looks OK, not adjusted: 00:20:55 Hartmann collimate output sp1: offset: r= -2638 (Out of focus); b= 4.8 (Out of focus) sp1: pred. move: spAverageMove= -2090 sp1: pred. resid: r= -548, b= -1.7, txt= OK, spTemp = 3.8 cwPositions = 33 32 32 31; MCP instr = 10 (mounted); ---------- motorPosition sp1: -3039, -3008, -2992; ---------- Median spectrographs temperatures: Tsp1= 3.8 Outside air temperature= 0.0; ---------- Boss CCD Temp : sp1r0= -126.6 (-126.6); sp1b2= -101.2 (-100.0); sp1LN2: 10.0; ---------- Apogee: vacuum = 5.12e-07 ( < 1.1e-06 ) ln2Level = 92.63 ( > 85 ) ---------- Weather: Humidity = 91.9 % AirTemp = 1.3 C, DpTemp = 0.1 C diff= 1.2 C wind25m = 27.4 mph, direction = 213.9 deg ---------- semOwner = TCC:0:0 stuiVer=(1.7.19 2023-01-12), pid = 17436 memory = 753 MB ---------- Jaeger disabled robots: 572, 647, 973, 986, 994, 1126 There are 6 disabled robots ======================================================= =====>>>>> 22:17:37 Config Loaded: -999--999-24727 ======================================================= 22:17:41 boss exposure 20 sec file=0396257 dark 22:18:17 FVC exposure image /data/fcam/61085/proc-fimg-fvc1n-0001.fits 22:18:16 fvc_perc_90= 53.2 fvc_percent_reached= 1.6 fvc_rms= 40.52 22:28:00 apogee exposure file= apRaw-55230002 60 B Dark 22:28:14 apogee exposure file= apRaw-55230003 10 B QuartzFlat 22:30:07 apogee exposure file= apRaw-55230004 12 B ArcLamp 22:32:19 apogee exposure file= apRaw-55230005 40 B ArcLamp 22:39:36 apogee exposure file= apRaw-55230006 12 A ArcLamp 22:41:49 apogee exposure file= apRaw-55230007 40 A ArcLamp 22:49:14 apogee exposure file= apRaw-55230008 60 A Dark 23:00:06 apogee exposure file= apRaw-55230009 30 A ArcLamp 23:05:29 apogee exposure file= apRaw-55230010 30 B ArcLamp 00:18:50 boss exposure 4 sec file=0396258 arc 00:19:31 boss exposure 4 sec file=0396259 arc 00:20:47 Hartmann: offset r= -2638 (Out of focus) b = 4.8 (Out of focus) pred_move = -2090 pred_resid r= -548 b= -1.7 cmnt=OK 00:21:36 boss exposure 4 sec file=0396260 arc 00:23:09 boss exposure 25 sec file=0396261 flat Ventilation postponed because of snow and rain on site. The sky is overcast. ===== Night ===== We cannot opend because of high humidity and rain. 11:38Z the weather is not improving. Decided to cal it a night. Calibrations started, LN2 fill forced. [ (55230001, 3, 3, '/data/apogee/raw/61085/apRaw-55230001-001.fits', 'ARCLAMP', 'None', '', '24726', '772660', '104357', 32.041, '2026-02-13T22:15:48.281', 'Podium', 'Closed', 'Closed', 61085, 'APO', 13.499)] problem with exposure: 55230001 num field design config exptype dithpix nread relflux okay dx dy sigx sigy fpi1 fpi2 -------- ------ ------ ------ ------------ ------- ----- ------- ----- ------- ------- ------ ------ ---- ---- 55230001 104357 772660 24726 ARCLAMP-None 13.5 3 0 False 0.00 0.00 0.00 0.00 0 0 55230002 104357 772660 24726 DARK 13.5 60 -40 True -- -- -- -- -- -- 55230003 -999 -999 24727 QUARTZFLAT 13.5 10 109 True -- 0.63 -- 0.85 -- -- 55230004 -999 -999 24727 ARCLAMP-THAR 13.5 12 90 True 23.55 1.31 1.06 0.95 -- -- 55230005 -999 -999 24727 ARCLAMP-UNE 13.5 40 18 True 3.08 2.18 0.38 0.53 -- -- 55230006 -999 -999 24727 ARCLAMP-THAR 13.0 12 95 True 23.05 1.26 1.07 0.97 -- -- 55230007 -999 -999 24727 ARCLAMP-UNE 13.0 40 2 True -11.45 -5.13 0.37 0.87 -- -- 55230008 -999 -999 24727 DARK 13.0 60 -3 True -- -- -- -- -- -- 55230009 -999 -999 24727 FPI 13.0 30 236 True 10.06 -5.19 1.10 0.90 -- -- 55230010 -999 -999 24727 FPI 13.5 30 238 True -14.15 -5.19 1.13 0.90 -- -- num exptype nread mtp1 mtp2 mtp3 mtp4 mtp5 mtp6 mtp7 mtp8 mtp9 mtp10 -------- ---------- ----- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----- 55230003 QUARTZFLAT 10 72 79 88 97 98 92 95 97 97 89 ---- Mirror Numbers ---- PRIMARY: -------- Scale: 1.000000 MIGS TONIGHT NOMINAL Axial A: 0.1020 0.1030 Axial B: -0.0300 -0.0250 Axial C: -0.1780 -0.1740 Trans D: -0.0210 -0.0300 Lateral E: 0.3400 0.3400 Lateral F: 0.5475 0.5470 GALILS Commanded: 8450 -1050 8800 22100 -2000 -1700 Actual: 8450 -1050 8800 22100 -2000 -1700 SETMIR VALUES PrimDesOrient: 0.0 2.03 16.67 -410.97 -787.67 PrimOrient: 1.06 2.03 16.67 -410.97 -787.67 SECONDARY: ---------- Focus: 0.0000 Air temp: 0.00 Altitude: 30.0 MIGS TONIGHT NOMINAL Axial A: -7.6410 -7.6390 Axial B: -7.5390 -7.5320 Axial C: -7.5280 -7.5280 Trans D: 0.2060 0.1940 GALILS Commanded: 2251100 2252400 2243350 -1750 -1700 Actual: 2215540 2225543 2199339 -1750 -1700 SETMIR VALUES SecDesOrient: 1757.0 7.9 1.5 -39.3 35.42 SecOrient: 1756.91 7.9 1.53 -39.29 35.18 ---- Telescope Status ---- Never opened. No interlocks bypassed Status at: 11:37Z Telescope stowed at: 121.0, 30.0, 0.0 mount Instrument mounted: FPS Counterweights at: n/a, FPS balanced LN2 autofill systems: Connected and turned on 180L LN2 dewar scales: SP1 273 lbs, 24 psi FPS Status ========== CP10 Loop = 8.06 L/min GFA Loop = 2.38 L/min Supply pressure = 45.0 psi Return pressure = 29.6 psi Chiller Status ============== Set temperarature = 2.0 C Flow = 4.9 Gpm ---- Software Used ---- STUI : 1.7.19 alerts : 2.3.0 boss : 6.0.5a1 -boss.specMec : 3.0.4 apo : 4.1.0 fliswarm : 0.6.0 jaeger : 1.11.0 kaiju : 1.4.1 coordio : 1.18.1 fps_calibrati : 2025.12.04 cherno : 1.1.0 astrometrynet : 0.93 hal : 1.4.1 hartmann : 2.0.2 hub : 5.0.1a0 mcp : 2.3.1 -mcp.plc : 35 -mcp.azFiduci : v1_153 -mcp.altFiduc : v1_153 -mcp.rotFiduc : v1_153 tcc : 1.4.0 apogee : not availble apogeecal : not availble apogeeql : v1_7_0dev Boson : 0.5.1 --------------Other Versions-------------- sdss-obstools : 3.9.3 TPM : 1.2-31-gd7eb MCP : 2.3.1 idlspec2d : v6_2_1 Kronos : 2.1.0a roboscheduler : 2.1.0 /dev/sdb1 2.0T 490G 1.6T 24% /home /dev/sdd1 22T 17T 4.2T 80% /data ---- APOGEE Data Summary ---- Last morning's calibrations look good: 61084 33 12:04 55220033 Dark 60 A 13.0 ---------- a-b-c - - 61084 34 12:14 55220034 Dark 60 A 13.0 ---------- a-b-c - - 61084 35 12:25 55220035 Dark 60 A 13.0 ---------- a-b-c - - 61084 36 12:27 55220036 QuarFlat 10 A 13.0 ---------- a-b-c - 101 61084 37 12:29 55220037 QuarFlat 10 A 13.0 ---------- a-b-c - 101 61084 38 12:30 55220038 QuarFlat 10 A 13.0 ---------- a-b-c - 101 61084 39 12:33 55220039 Arc-Thar 12 B 13.5 ---------- a-b-c 0.59 102 61084 40 12:40 55220040 Arc-Une 40 B 13.5 ---------- a-b-c 0.62 102 61084 41 12:42 55220041 Arc-Thar 12 A 13.0 ---------- a-b-c 0.07 104 61084 42 12:49 55220042 Arc-Une 40 A 13.0 ---------- a-b-c 0.11 102 61084 43 12:55 55220043 Dark 30 A 13.0 ---------- a-b-c - - 61084 44 13:00 55220044 InteFlat 30 A 13.0 ---------- a-b-c - - 61084 45 13:06 55220045 InteFlat 30 A 13.0 ---------- a-b-c - - 61084 46 13:11 55220046 InteFlat 30 A 13.0 ---------- a-b-c - - 61084 47 13:16 55220047 Dark 30 A 13.0 ---------- a-b-c - - 61084 48 13:22 55220048 Arc---- 30 A 13.0 ---------- a-b-c - 102 FPI A 61084 49 13:27 55220049 Arc---- 30 B 13.5 ---------- a-b-c - 98 FPI B APOGEE data list, mjd=61085, all raw_data: /data/apogee/utr_cdr/61085/apRaw-*.fits archive: /data/apogee/archive/61085/apR-[a,b,c]-*.apz quickred: /data/apogee/quickred/61085/apq-*.fits ------------------------------------------------------------------------------ mjd i UT File/Exp Imtype Nread A/B Dth Design-Cfg Arch Offset %Flux/FPI Comm ------------------------------------------------------------------------------ 61085 1 22:16 55230001 Arc---- 3 B 13.5 ---------- a-b-c - 9 test 61085 2 22:27 55230002 Dark 60 B 13.5 ---------- a-b-c - - 61085 3 22:29 55230003 QuarFlat 10 B 13.5 ---------- a-b-c - 101 61085 4 22:31 55230004 Arc-Thar 12 B 13.5 ---------- a-b-c 0.58 102 61085 5 22:39 55230005 Arc-Une 40 B 13.5 ---------- a-b-c 0.61 102 61085 6 22:41 55230006 Arc-Thar 12 A 13.0 ---------- a-b-c 0.04 101 61085 7 22:48 55230007 Arc-Une 40 A 13.0 ---------- a-b-c 0.10 104 61085 8 22:59 55230008 Dark 60 A 13.0 ---------- a-b-c - - 61085 9 23:05 55230009 Arc---- 30 A 13.0 ---------- a-b-c - 101 FPI A 61085 10 23:10 55230010 Arc---- 30 B 13.5 ---------- a-b-c - 103 FPI B ... ------------------------------------------------------------------------------ ---- BOSS Data Summary ---- Reading FITS from /data/spectro//61085 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - n Time Filename design-field cfg flav shu Exp colA colB colC Hrt - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 22:16 b1-00396256 ----------- ---- bia Clo 0.0 -950 -918 -905 2 22:16 r1-00396256 ----------- ---- bia Clo 0.0 -950 -918 -905 3 22:17 b1-00396257 ----------- ---- dar Clo 20.0 -950 -918 -905 4 22:17 r1-00396257 ----------- ---- dar Clo 20.0 -950 -918 -905 5 00:19 r1-00396258 -999--999 24727 arc Lef 4.1 -950 -918 -905 HART 6 00:19 b1-00396258 -999--999 24727 arc Lef 4.1 -950 -918 -905 HART 7 00:20 r1-00396259 -999--999 24727 arc Rig 4.1 -950 -918 -905 HART 8 00:20 b1-00396259 -999--999 24727 arc Rig 4.1 -950 -918 -905 HART 9 00:21 b1-00396260 -999--999 24727 arc Out 4.1 -3039 -3008 -2992 10 00:21 r1-00396260 -999--999 24727 arc Out 4.1 -3039 -3008 -2992 11 00:23 b1-00396261 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 12 00:23 r1-00396261 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 13 08:06 b1-00396262 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 14 08:06 r1-00396262 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 15 08:08 b1-00396263 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 16 08:08 r1-00396263 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 17 08:09 b1-00396264 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 18 08:09 r1-00396264 -999--999 24727 fla Out 25.1 -3039 -3008 -2992 19 08:11 b1-00396265 ----------- ---- dar Clo 900.0 -3039 -3008 -2992 20 08:11 r1-00396265 ----------- ---- dar Clo 900.0 -3039 -3008 -2992 ---- BOSS Spectrographs Collimation ---- Time TSP1 R1 B1 Move1 B1Resid ============================================= 00:20:40 3.8 -2638 4.8 -2090 -1.7 ---- Weather Log ---- Wind 1 um DIMM IRSC Time Temp C Dewp C MPH Dir Dust fwhm mean sigma 19:00 8.6 -0.2 15.2 04.3 556 19:15 8.5 -0.5 11.6 02.7 571 19:30 7.9 -0.7 19.9 18.5 591 19:45 7.2 -1.4 16.1 24.8 602 20:00 6.6 -1.8 21.5 97.5 801 20:15 4.8 0.4 18.9 13.8 767 20:30 3.2 -0.4 28.9 04.5 dpDep 20:45 2.1 -1.2 22.5 49.5 dpDep 21:00 1.9 -0.2 15.9 04.8 dpDep 21:15 1.0 0.1 21.4 94.0 dpDep 21:30 1.0 0.2 20.4 00.6 dpDep 21:45 1.5 -2.9 22.2 00.1 dpDep 22:00 1.9 0.2 26.3 03.3 dpDep 22:15 1.9 0.2 13.4 11.7 dpDep 22:30 1.8 0.1 27.8 08.3 dpDep 22:45 1.7 -0.9 16.3 44.2 dpDep 23:00 1.7 0.2 18.1 13.0 dpDep 23:15 1.5 0.2 19.0 17.6 dpDep 23:30 1.3 0.2 19.5 21.4 dpDep 23:45 1.3 0.1 23.8 32.9 dpDep 00:00 1.3 0.2 20.2 08.6 dpDep 00:15 1.3 -0.6 24.8 03.6 dpDep 00:30 1.3 0.2 22.6 11.5 dpDep 00:45 1.3 0.1 23.5 11.9 dpDep 01:00 1.2 0.1 23.7 00.1 dpDep 01:15 1.1 0.1 25.0 00.1 dpDep 01:30 1.0 0.1 33.2 09.7 dpDep 01:45 1.1 0.1 33.0 09.3 dpDep 02:00 1.2 0.1 15.5 37.5 dpDep 02:15 1.2 0.1 20.1 29.4 dpDep 02:30 1.2 0.1 18.5 35.9 dpDep 02:45 1.2 0.1 29.8 32.6 dpDep 03:00 1.2 0.1 23.3 27.6 dpDep 03:15 1.2 0.1 28.4 28.0 dpDep 03:30 1.4 0.1 26.0 24.1 dpDep 03:45 1.4 0.1 24.9 23.5 dpDep 04:00 1.3 0.1 25.2 32.2 dpDep 04:15 1.4 0.1 20.7 12.3 dpDep 04:30 1.3 0.1 16.3 59.2 dpDep 04:45 1.3 0.1 23.7 44.7 dpDep 05:00 1.0 0.1 25.1 39.2 dpDep 05:15 1.0 0.1 31.5 36.8 dpDep 05:30 0.9 0.1 18.4 50.1 dpDep 05:45 0.8 0.1 20.9 57.4 dpDep 06:00 0.7 0.1 19.8 55.8 dpDep 06:15 0.5 0.1 22.1 72.1 dpDep 06:30 0.4 0.0 16.4 72.3 dpDep 06:45 0.1 -0.1 11.9 65.5 dpDep 07:00 -0.1 -0.4 14.7 69.2 dpDep 07:15 0.0 -0.1 13.8 81.1 dpDep 07:30 -0.6 -0.7 19.4 97.3 dpDep 07:45 -0.4 -0.4 18.7 93.3 dpDep 08:00 -0.4 -0.4 18.5 01.0 dpDep 08:15 -0.7 -0.5 11.4 78.4 dpDep 08:30 -0.5 -0.5 15.2 89.3 dpDep 08:45 -0.7 -0.6 16.3 72.0 dpDep 09:00 -0.7 -0.8 18.7 92.5 dpDep 09:15 -0.7 -0.7 14.7 82.0 dpDep 09:30 -1.0 -0.9 15.5 78.1 dpDep 09:45 -0.9 -0.9 15.0 68.7 dpDep 10:00 -1.0 -0.9 16.2 67.7 dpDep 10:15 -0.9 -0.8 18.9 69.8 dpDep 10:30 -1.2 -1.2 17.3 72.1 dpDep 10:45 -1.4 -1.3 11.0 67.1 dpDep 11:00 -1.5 -1.3 11.1 65.0 dpDep 11:15 -1.5 -1.4 11.1 65.0 dpDep 11:30 -1.6 -1.4 11.5 56.4 dpDep ---- Time Tracking ---- *=*=*= Observatory: APO *=*=*= MJD: 61085 Fill night time in Hours below *=*=*= Total bright time : 0.2 *=*=*= Bright time, queued observations : 0 *=*=*= Bright time, commissioning/engineering: 0 *=*=*= Bright time lost to weather : 0.2 *=*=*= Bright time lost to technical issues : 0 *=*=*= Total dark time : 10.7 *=*=*= Dark time, queued observations : 0 *=*=*= Dark time, commissioning/engineering : 0 *=*=*= Dark time lost to weather : 10.7 *=*=*= Dark time lost to technical issues : 0