APACHE POINT OBSERVATORY SDSS 2.5M OBSERVING LOG Wednesday February 18, 2026 (SJD 61090) ---- Observing Team ---- Conner Scoresby ---- Observing Plan ---- Wed 18 Feb 2026 61090 0.04 01:45 01:59 12:34 04:52 15:28 --- dark (10.6 h) plus 0.2 h for 12 deg design ---- Observing Summary ---- The night was a lost to high dust and high winds. ---- Observing Log ---- Afternoon disk space check: /dev/sdb1 2.0T 491G 1.6T 24% /home /dev/sdd1 22T 17T 4.4T 80% /data 23:04Z Tested actors, all systems live. APOGEE evening calibrations started. Mirror numbers taken, all within spec. Start-of-shift cherno restart completed. 23:21:09 BOSS expNum=396487, expTime= 0.0s 23:22:46 BOSS expNum=396488, expTime= 20.0s 23:26:34 BOSS expNum=396489, expTime= 4.0s 23:27:14 BOSS expNum=396490, expTime= 4.0s 23:27:55 sp1.motor.move= -462, -467, -462 23:27:55 Hartmann collimate output sp1: offset: r= -989 (In Focus); b= -0.2 (In Focus) sp1: pred. move: spAverageMove= -462 sp1: pred. resid: r= -526, b= -1.7, txt= OK, spTemp = 1.9 No focus ring adjustments 23:28:47 BOSS expNum=396491, expTime= 4.0s 23:32:05 BOSS expNum=396492, expTime= 25.0s 23:36Z FPS powered on, all positioners are folded. 3:36:06 OBSERVER.conner 52 jaeger d text="Resetting cherno offsets." 23:36:06 OBSERVER.conner 52 jaeger d text="Focal plane scale: 1.0." 23:36:06 OBSERVER.conner 52 jaeger d configuration_loaded=24808,-999,-999,-999.0,-999.0,0,-999.0,-999.0,/home/sdss5/software/sdsscore/main/apo/summary_files/024XXX/0248XX/confSummary-24808.par,F 23:36:15 OBSERVER.conner 52 jaeger i configuration_snapshot=/data/logs/jaeger/configuration_snapshots/61090/configuration_snapshot_61090_24808.pdf 23:36:15 OBSERVER.conner 52 jaeger d design_preloaded=-999 23:36:15 OBSERVER.conner 52 jaeger : text="Configuration 24808 loaded." **************************************************************** 23:36:06 Field-Design-Configuration: -999--999-24808 **************************************************************** 23:37:31 CmdStarted: FVC loop 23:37:58 CmdDone: FVC loop FVC loop results: fvc_rms= 41.7 fvc_deltarms= 35.02 fvc_filename=/data/fcam/61090/fimg-fvc1n-0001.fits fvc_perc_90= 57.10 fvc_percent_reached= 1.40 fvc iterations= 1 23:39Z FVC bias taken, confirmed no bright spots 23:40Z Exercising robots with random configuration 23:41:34 Jaeger collision: 1140 : explode > unwind > folded 23:54Z fliswarm talk -c gfa expose --bias --count 10 23:55Z fliswarm talk -c gfa expose --dark --count 5 5 00:00Z Ventilation postponed: excessive wind loads and high dust counts Finished APOGEE calibrations: ------------------------------------------------------------------------------ mjd i UT File/Exp Imtype Nread A/B Dth Design-Cfg Arch Offset %Flux/FPI Comm ------------------------------------------------------------------------------ 61090 1 23:04 55280001 Dark 3 B 13.5 ---------- a-b-c - - 61090 2 23:17 55280002 Dark 60 B 13.5 ---------- a-b-c - - 61090 3 23:19 55280003 QuarFlat 10 B 13.5 ---------- a-b-c - 100 61090 4 23:22 55280004 Arc-Thar 12 B 13.5 ---------- a-b-c 0.58 102 61090 5 23:29 55280005 Arc-Une 40 B 13.5 ---------- a-b-c 0.61 103 61090 6 23:31 55280006 Arc-Thar 12 A 13.0 ---------- a-b-c 0.05 99 61090 7 23:38 55280007 Arc-Une 40 A 13.0 ---------- a-b-c 0.11 105 61090 8 23:49 55280008 Dark 60 A 13.0 ---------- a-b-c - - 61090 9 23:55 55280009 Arc---- 30 A 13.0 ---------- a-b-c - 101 FPI A 61090 10 00:00 55280010 Arc---- 30 B 13.5 ---------- a-b-c - 98 FPI B ------------------------------------------------------------------------------ ============ NIGHT OPERATIONS ============ 00:47Z Opening postponed due to excessive wind loads and high dust counts. 06:11Z Dust has dropped to within tolerance. Wind loads remain excessively high. 12:00Z Wind gusts remain in excess. Clouds are present. 12:02Z FPS folded and powered off. 12:04:47 BOSS expNum=396493, expTime= 4.0s 12:06:26 BOSS expNum=396494, expTime= 25.0s 12:08:17 BOSS expNum=396495, expTime= 900.0s <-- Dark aborted, went in with lights on 12:08Z Started APOGEE morning calibrations. 12:17:22 BOSS expNum=396496, expTime= 900.0s ---- Mirror Numbers ---- PRIMARY: -------- Scale: 1.000000 MIGS TONIGHT NOMINAL Axial A: 0.1000 0.1030 Axial B: -0.0330 -0.0250 Axial C: -0.1830 -0.1740 Trans D: -0.0300 -0.0300 Lateral E: 0.3400 0.3400 Lateral F: 0.5480 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: -7.6380 -7.6390 Axial B: -7.5360 -7.5320 Axial C: -7.5230 -7.5280 Trans D: 0.2060 0.1940 GALILS Commanded: 2256000 2259750 2250000 -1750 -1700 Actual: 2215647 2225405 2198891 -1750 -1700 SETMIR VALUES SecDesOrient: 1757.0 7.9 1.5 -39.3 35.42 SecOrient: 1756.82 8.0 1.43 -39.35 35.11 ---- Telescope Status ---- Closed all night No interlocks bypassed Status at: 12:28Z Telescope stowed at: 121.0, 30.0, 0.0 mount Instrument mounted: FPS Counterweights at: LN2 autofill systems: Connected and turned on 180L LN2 dewar scales: SP1 200 lbs, 20.0 psi FPS Status ========== CP10 Loop = 8.40 L/min GFA Loop = 2.42 L/min Supply pressure = 45.7 psi Return pressure = 29.6 psi Chiller Status ============== Set temperarature = 1.1 C Flow = 4.8 Gpm ---- Software Used ---- -- STUI software: 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 STUIAdditions : 3.1.20 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 ---- APOGEE Data Summary ---- APOGEE data list, mjd=61090, all raw_data: /data/apogee/utr_cdr/61090/apRaw-*.fits archive: /data/apogee/archive/61090/apR-[a,b,c]-*.apz quickred: /data/apogee/quickred/61090/apq-*.fits ------------------------------------------------------------------------------ mjd i UT File/Exp Imtype Nread A/B Dth Design-Cfg Arch Offset %Flux/FPI Comm ------------------------------------------------------------------------------ 61090 1 23:04 55280001 Dark 3 B 13.5 ---------- a-b-c - - 61090 2 23:17 55280002 Dark 60 B 13.5 ---------- a-b-c - - 61090 3 23:19 55280003 QuarFlat 10 B 13.5 ---------- a-b-c - 100 61090 4 23:22 55280004 Arc-Thar 12 B 13.5 ---------- a-b-c 0.58 102 61090 5 23:29 55280005 Arc-Une 40 B 13.5 ---------- a-b-c 0.61 103 61090 6 23:31 55280006 Arc-Thar 12 A 13.0 ---------- a-b-c 0.05 99 61090 7 23:38 55280007 Arc-Une 40 A 13.0 ---------- a-b-c 0.11 105 61090 8 23:49 55280008 Dark 60 A 13.0 ---------- a-b-c - - 61090 9 23:55 55280009 Arc---- 30 A 13.0 ---------- a-b-c - 101 FPI A 61090 10 00:00 55280010 Arc---- 30 B 13.5 ---------- a-b-c - 98 FPI B cannot read file : /data/apogee/utr_cdr/61090/apRaw-55280011.fits cannot read file : /data/apogee/utr_cdr/61090/apRaw-55280012.fits ------------------------------------------------------------------------------ ---- BOSS Data Summary ---- Reading FITS from /data/spectro//61090 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - n Time Filename design-field cfg flav shu Exp colA colB colC Hrt - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 23:21 r1-00396487 ----------- ---- bia Clo 0.0 -7282 -7250 -7230 2 23:21 b1-00396487 ----------- ---- bia Clo 0.0 -7282 -7250 -7230 3 23:22 r1-00396488 ----------- ---- dar Clo 20.0 -7282 -7250 -7230 4 23:22 b1-00396488 ----------- ---- dar Clo 20.0 -7282 -7250 -7230 5 23:26 b1-00396489 755344-103287 24807 arc Lef 4.1 -7282 -7250 -7230 HART 6 23:26 r1-00396489 755344-103287 24807 arc Lef 4.1 -7282 -7250 -7230 HART 7 23:27 r1-00396490 755344-103287 24807 arc Rig 4.1 -7282 -7250 -7230 HART 8 23:27 b1-00396490 755344-103287 24807 arc Rig 4.1 -7282 -7250 -7230 HART 9 23:28 r1-00396491 755344-103287 24807 arc Out 4.1 -7744 -7717 -7692 10 23:28 b1-00396491 755344-103287 24807 arc Out 4.1 -7744 -7717 -7692 11 23:32 r1-00396492 755344-103287 24807 fla Out 25.1 -7744 -7717 -7692 12 23:32 b1-00396492 755344-103287 24807 fla Out 25.1 -7744 -7717 -7692 13 12:04 b1-00396493 -999--999 24808 arc Out 4.1 -7744 -7717 -7692 14 12:04 r1-00396493 -999--999 24808 arc Out 4.1 -7744 -7717 -7692 15 12:06 r1-00396494 -999--999 24808 fla Out 25.1 -7744 -7717 -7692 16 12:06 b1-00396494 -999--999 24808 fla Out 25.1 -7744 -7717 -7692 17 12:08 r1-00396495 ----------- ---- dar Clo 900.0 -7744 -7717 -7692 18 12:08 b1-00396495 ----------- ---- dar Clo 900.0 -7744 -7717 -7692 ---- BOSS Spectrographs Collimation ---- Time TSP1 R1 B1 Move1 B1Resid ============================================= 23:27:50 2.6 -989 -0.2 -462 -1.7 ---- Time Tracking ---- *=*=*= Observatory: APO *=*=*= MJD: 61090 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 : 10.6 *=*=*= Dark time, queued observations : 0 *=*=*= Dark time, commissioning/engineering : 0 *=*=*= Dark time lost to weather : 10.6 *=*=*= Dark time lost to technical issues : 0 Wed 18 Feb 2026 61090 0.04 01:45 01:59 12:34 04:52 15:28 --- dark (10.6 h) plus 0.2 h for 12 deg design