APACHE POINT OBSERVATORY SDSS 2.5M OBSERVING LOG Wednesday September 16, 2026 (SJD 61300) ---- Observing Team ---- Dmitry Bizyaev ---- Observing Plan ---- Wed 16 Sep 2026 61300 0.35 02:01 02:15 11:40 18:56 04:22 --- dark ( 9.4 h) plus 1.0 h for 8 deg design ---- Observing Summary ---- The entire night was lost to clouds, high humidity, nearby radars and rain drops. ---- Engineering Issues ---- Low LN2 dewar, 88 lbs ---- Observing Log ---- Afternoon ========= All systes found working as expected. The BOSS collimation looks OK, npt adjusted: 00:28:44 Hartmann collimate output sp1: offset: r= -1319 (Out of focus); b= -0.2 (In Focus) sp1: pred. move: spAverageMove= -627 sp1: pred. resid: r= -691, b= -2.2, txt= OK, spTemp = 10.5 cwPositions = 32 31 32 31; MCP instr = 10 (mounted); ---------- motorPosition sp1: -1193, -1193, -1201; ---------- Median spectrographs temperatures: Tsp1= 10.5 Outside air temperature= 0.0; ---------- Boss CCD Temp : sp1r0= -124.2 (-126.6); sp1b2= -99.6 (-100.0); sp1LN2: 10.0; ---------- Apogee: vacuum = 9.274e-07 ( < 1.1e-06 ) ln2Level = 93.004 ( > 85 ) ---------- Weather: Humidity = 76.4 % AirTemp = 14.8 C, DpTemp = 10.7 C diff= 4.1 C wind25m = 9.9 mph, direction = 137.0 deg ---------- semOwner = TCC:0:0 stuiVer=(1.7.19 2023-01-12), pid = 59121 memory = 474 MB ---------- Jaeger disabled robots: 647, 885, 986, 1126, 1339 There are 5 disabled robots 23:03:04 apogee exposure file= apRaw-57380001 3 B ArcLamp 23:03:28 boss exposure 0 sec file=0404687 bias ======================================================= =====>>>>> 23:04:19 Config Loaded: -999--999-27739 ======================================================= 23:05:00 boss exposure 20 sec file=0404688 dark 23:05:17 apogee exposure file= apRaw-57380002 60 B Dark 23:06:17 FVC exposure image /data/fcam/61300/proc-fimg-fvc1n-0001.fits 23:06:16 fvc_perc_90= 48.9 fvc_percent_reached= 3.4 fvc_rms= 35.09 23:16:09 apogee exposure file= apRaw-57380003 10 B QuartzFlat 23:18:01 apogee exposure file= apRaw-57380004 12 B ArcLamp 23:20:14 apogee exposure file= apRaw-57380005 40 B ArcLamp 23:27:32 apogee exposure file= apRaw-57380006 12 A ArcLamp 23:29:44 apogee exposure file= apRaw-57380007 40 A ArcLamp 23:37:10 apogee exposure file= apRaw-57380008 60 A Dark 23:48:01 apogee exposure file= apRaw-57380009 30 A ArcLamp 23:53:25 apogee exposure file= apRaw-57380010 30 B ArcLamp 00:26:44 boss exposure 4 sec file=0404689 arc 00:27:25 boss exposure 4 sec file=0404690 arc 00:28:41 Hartmann: offset r= -1319 (Out of focus) b = -0.2 (In Focus) pred_move = -627 pred_resid r= -691 b= -2.2 cmnt=OK 00:29:11 boss exposure 4 sec file=0404691 arc 00:30:43 boss exposure 25 sec file=0404692 flat Ventilation postponed because of radars over the site and cloudy sky, ===== Night ===== The night was lost to a weather front that passed APO. No chances to open. 11:00Z caling it a night; calibrations started. num field design config exptype dithpix nread relflux okay dx dy sigx sigy fpi1 fpi2 -------- ----- ------ ------ ------------ ------- ----- ------- ----- ------- ------- ------ ------ ---- ---- 57380001 -999 -999 27738 ARCLAMP-None 13.5 3 0 False 0.00 0.00 0.00 0.00 0 0 57380002 -999 -999 27739 DARK 13.5 60 -30 True -- -- -- -- -- -- 57380003 -999 -999 27739 QUARTZFLAT 13.5 10 113 True -- 0.73 -- 0.85 -- -- 57380004 -999 -999 27739 ARCLAMP-THAR 13.5 12 1 True -2.02 -- 1.26 -- -- -- 57380005 -999 -999 27739 ARCLAMP-UNE 13.5 40 1 True -7.55 -4.78 0.39 0.78 -- -- 57380006 -999 -999 27739 ARCLAMP-THAR 13.0 12 1 True -2.51 -- 1.19 -- -- -- 57380007 -999 -999 27739 ARCLAMP-UNE 13.0 40 2 True -7.53 -4.99 0.30 0.86 -- -- 57380008 -999 -999 27739 DARK 13.0 60 3 True -- -- -- -- -- -- 57380009 -999 -999 27739 FPI 13.0 30 228 True 13.12 -5.10 1.12 0.91 -- -- 57380010 -999 -999 27739 FPI 13.5 30 228 True -11.03 -5.08 1.12 0.91 -- -- num exptype nread mtp1 mtp2 mtp3 mtp4 mtp5 mtp6 mtp7 mtp8 mtp9 mtp10 -------- ---------- ----- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----- 57380003 QUARTZFLAT 10 73 82 90 101 100 95 97 99 99 91 ---- Mirror Numbers ---- PRIMARY: -------- Scale: 1.000000 MIGS TONIGHT NOMINAL Axial A: -5.4280 -5.4280 Axial B: -5.0480 -5.0490 Axial C: -5.2770 -5.2770 Trans D: -0.8710 -0.8730 Lateral E: 0.3240 0.3240 Lateral F: 0.5330 0.5330 GALILS Commanded: 11450 -1050 5900 26550 -14400 -13850 Actual: 11450 -1050 5900 26550 -14400 -13850 SETMIR VALUES PrimDesOrient: 0.0 -43.05 -8.77 -751.82 -556.2 PrimOrient: -1.06 -43.05 -8.77 -751.82 -556.2 SECONDARY: ---------- Focus: 0.0000 Air temp: 0.00 Altitude: 30.0 MIGS TONIGHT NOMINAL Axial A: -7.9570 -7.9570 Axial B: -6.1080 -6.1070 Axial C: -6.0780 -6.0780 Trans D: 0.1960 0.2040 GALILS Commanded: 354750 374200 337000 -1500 1850 Actual: 321914 349971 299583 -1500 1850 SETMIR VALUES SecDesOrient: 257.0 14.2 5.9 -72.0 -12.76 SecOrient: 256.98 14.17 5.89 -72.36 -13.17 ---- Telescope Status ---- Not opened. No interlocks bypassed Status at: 11:00Z Telescope stowed at: 121.0, 30.0, 0.0 mount Instrument mounted: FPS Counterweights at: 31 ? LN2 autofill systems: Connected and turned on 180L LN2 dewar scales: SP1 88 lbs, 21 psi FPS Status ========== CP10 Loop = 7.60 L/min GFA Loop = 2.28 L/min Supply pressure = 42.9 psi Return pressure = 28.2 psi Chiller Status ============== Set temperarature = 16.0 C Flow = 5.1 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 : 0.7.0 jaeger : 1.11.2a1 kaiju : 1.4.1 coordio : 1.18.1 fps_calibrati : 2025.12.04 cherno : 1.2.2 astrometrynet : 0.97 hal : 1.4.1 hartmann : 2.0.2 hub : 5.0.1a0 mcp : 2.3.1 -mcp.plc : 35 -mcp.azFiduci : v1_154 -mcp.altFiduc : v1_154 -mcp.rotFiduc : v1_154 tcc : 1.4.0 apogee : not availble apogeecal : not availble apogeeql : 2.0.0a0 Boson : 0.7.0 --------------Other Versions-------------- sdss-obstools : 3.9.3 TPM : 1.2-31-gd7eb MCP : 2.3.1 PLC : V35 Fiducials : v1_154 idlspec2d : 6.3.0dev Kronos : 2.1.0a roboscheduler : 2.1.0 /dev/sdb1 1.0T 424G 600G 42% /home /dev/sdd1 22T 17T 4.0T 81% /data ---- APOGEE Data Summary ---- Last morning's calibrations went well: 61299 11 10:58 57370011 Dark 60 B 13.5 ---------- a-b-c - - 61299 12 11:08 57370012 Dark 60 B 13.5 ---------- a-b-c - - 61299 13 11:19 57370013 Dark 60 B 13.5 ---------- a-b-c - - 61299 14 11:21 57370014 QuarFlat 10 B 13.5 ---------- a-b-c - 104 61299 15 11:23 57370015 QuarFlat 10 B 13.5 ---------- a-b-c - 104 61299 16 11:25 57370016 QuarFlat 10 B 13.5 ---------- a-b-c - 104 61299 17 11:27 57370017 Arc-Thar 12 B 13.5 ---------- a-b-c 3.69 101 61299 18 11:34 57370018 Arc-Une 40 B 13.5 ---------- a-b-c 3.72 94 61299 19 11:36 57370019 Arc-Thar 12 A 13.0 ---------- a-b-c 3.14 103 61299 20 11:43 57370020 Arc-Une 40 A 13.0 ---------- a-b-c 3.18 97 61299 21 11:49 57370021 Dark 30 A 13.0 ---------- a-b-c - - 61299 22 11:54 57370022 InteFlat 30 A 13.0 ---------- a-b-c - - 61299 23 12:00 57370023 InteFlat 30 A 13.0 ---------- a-b-c - - 61299 24 12:05 57370024 InteFlat 30 A 13.0 ---------- a-b-c - - 61299 25 12:10 57370025 Dark 30 A 13.0 ---------- a-b-c - - 61299 26 12:16 57370026 Arc---- 30 A 13.0 ---------- a-b-c - 99 FPI A 61299 27 12:21 57370027 Arc---- 30 B 13.5 ---------- a-b-c - 96 FPI B APOGEE data list, mjd=61300, all raw_data: /data/apogee/utr_cdr/61300/apRaw-*.fits archive: /data/apogee/archive/61300/apR-[a,b,c]-*.apz quickred: /data/apogee/quickred/61300/apq-*.fits ------------------------------------------------------------------------------ mjd i UT File/Exp Imtype Nread A/B Dth Design-Cfg Arch Offset %Flux/FPI Comm ------------------------------------------------------------------------------ 61300 1 23:03 57380001 Arc---- 3 B 13.5 ---------- a-b-c - -13 test 61300 2 23:15 57380002 Dark 60 B 13.5 ---------- a-b-c - - 61300 3 23:17 57380003 QuarFlat 10 B 13.5 ---------- a-b-c - 104 61300 4 23:19 57380004 Arc-Thar 12 B 13.5 ---------- a-b-c 3.72 102 61300 5 23:26 57380005 Arc-Une 40 B 13.5 ---------- a-b-c 3.72 95 61300 6 23:29 57380006 Arc-Une 12 A 13.0 ---------- a-b-c 3.10 3 61300 7 23:36 57380007 Arc-Une 40 A 13.0 ---------- a-b-c 3.18 97 61300 8 23:47 57380008 Dark 60 A 13.0 ---------- a-b-c - - 61300 9 23:52 57380009 Arc---- 30 A 13.0 ---------- a-b-c - 97 FPI A 61300 10 23:58 57380010 Arc---- 30 B 13.5 ---------- a-b-c - 96 FPI B ------------------------------------------------------------------------------ ---- BOSS Data Summary ---- Reading FITS from /data/spectro//61300 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - n Time Filename design-field cfg flav shu Exp colA colB colC Hrt - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 23:03 r1-00404687 ----------- ---- bia Clo 0.0 -566 -566 -574 2 23:03 b1-00404687 ----------- ---- bia Clo 0.0 -566 -566 -574 3 23:05 r1-00404688 ----------- ---- dar Clo 20.0 -566 -566 -574 4 23:05 b1-00404688 ----------- ---- dar Clo 20.0 -566 -566 -574 5 00:27 b1-00404689 -999--999 27739 arc Lef 4.1 -566 -566 -574 HART 6 00:27 r1-00404689 -999--999 27739 arc Lef 4.1 -566 -566 -574 HART 7 00:28 r1-00404690 -999--999 27739 arc Rig 4.1 -566 -566 -574 HART 8 00:28 b1-00404690 -999--999 27739 arc Rig 4.1 -566 -566 -574 HART 9 00:29 b1-00404691 -999--999 27739 arc Out 4.1 -1193 -1193 -1201 10 00:29 r1-00404691 -999--999 27739 arc Out 4.1 -1193 -1193 -1201 11 00:30 r1-00404692 -999--999 27739 fla Out 25.1 -1193 -1193 -1201 12 00:30 b1-00404692 -999--999 27739 fla Out 25.1 -1193 -1193 -1201 13 00:33 b1-00404693 ----------- ---- dar Clo 900.0 -1193 -1193 -1201 14 00:33 r1-00404693 ----------- ---- dar Clo 900.0 -1193 -1193 -1201 15 01:28 r1-00404694 ----------- ---- dar Clo 900.0 -1193 -1193 -1201 16 01:28 b1-00404694 ----------- ---- dar Clo 900.0 -1193 -1193 -1201 17 06:10 r1-00404695 ----------- ---- dar Clo 900.0 -1193 -1193 -1201 18 06:10 b1-00404695 ----------- ---- dar Clo 900.0 -1193 -1193 -1201 ---- BOSS Spectrographs Collimation ---- Time TSP1 R1 B1 Move1 B1Resid ============================================= 00:28:40 10.1 -1319 -0.2 -627 -2.2 ---- Weather Log ---- Wind 1 um DIMM IRSC Time Temp C Dewp C MPH Dir Dust fwhm mean sigma 18:00 14.7 2.3 15.7 42.2 347 18:15 15.8 10.1 1.8 97.7 347 18:30 16.0 11.1 2.9 97.0 dpDep 18:45 16.0 11.3 9.9 44.2 dpDep 19:00 18.4 12.0 12.4 01.1 291 19:15 16.9 10.1 9.4 66.0 583 19:30 17.0 11.3 10.5 86.2 dpDep 19:45 17.4 11.9 11.1 94.1 dpDep 20:00 15.5 12.0 14.0 98.8 dpDep 20:15 16.5 12.1 9.5 31.5 dpDep 20:30 15.5 11.3 7.4 09.8 dpDep 20:45 15.0 10.0 13.8 35.6 dpDep 21:00 16.8 11.7 4.3 15.6 dpDep 21:15 18.4 12.3 19.4 92.8 659 21:30 15.7 10.4 12.2 91.5 dpDep 21:45 16.7 11.8 12.5 12.2 797 22:00 16.7 11.1 13.9 93.3 dpDep 22:15 17.1 11.7 8.6 96.8 1000 22:30 18.2 11.2 12.5 97.6 1220 22:45 17.8 11.2 16.9 89.3 1286 23:00 16.6 11.0 6.3 64.5 1555 23:15 15.8 10.7 9.1 27.3 dpDep 23:30 16.9 11.9 2.0 05.5 dpDep 23:45 15.7 9.9 13.0 53.4 1429 00:00 15.3 10.2 14.7 43.5 1279 00:15 14.9 10.4 10.1 26.3 dpDep 00:30 14.8 10.6 11.3 37.8 dpDep 00:45 14.5 11.4 13.3 27.3 dpDep 01:00 14.1 11.7 16.1 18.2 dpDep 01:15 14.0 11.9 17.9 12.8 dpDep 01:30 14.2 11.7 18.7 17.9 dpDep 01:45 14.2 11.6 15.4 33.2 dpDep 02:00 14.3 11.4 16.9 20.6 dpDep 02:15 13.9 11.7 21.7 38.0 dpDep 02:30 13.7 12.1 24.3 33.0 dpDep 02:45 13.4 12.2 18.1 25.8 dpDep 03:00 13.2 12.2 20.1 18.5 dpDep 03:15 13.2 12.2 18.7 14.1 dpDep 03:30 13.4 12.1 18.1 12.0 dpDep 03:45 13.3 12.3 21.7 13.0 dpDep 04:00 13.3 12.2 16.9 13.4 dpDep 04:15 13.3 11.9 22.9 12.4 dpDep 04:30 13.4 11.8 20.7 12.1 dpDep 04:45 13.3 11.8 24.0 11.6 dpDep 05:00 13.5 11.5 24.5 18.5 dpDep 05:15 13.3 11.4 20.4 25.0 dpDep 05:30 13.5 11.2 21.0 38.5 dpDep 05:45 13.4 11.4 13.3 97.3 dpDep 06:00 12.9 11.8 13.3 93.6 dpDep 06:15 13.1 11.4 16.3 09.5 dpDep 06:30 13.0 10.9 17.5 01.5 dpDep 06:45 13.1 10.7 22.2 11.2 dpDep 07:00 13.1 10.7 22.0 06.2 dpDep 07:15 13.0 10.6 22.6 22.4 dpDep 07:30 13.2 10.3 27.9 22.8 dpDep 07:45 12.8 10.5 23.0 18.0 dpDep 08:00 12.7 10.5 21.0 21.0 dpDep 08:15 12.9 10.1 24.8 31.7 dpDep 08:30 13.1 9.7 22.0 29.0 dpDep 08:45 13.5 9.4 22.1 23.3 dpDep 09:00 13.6 9.1 26.1 43.4 dpDep 09:15 13.6 9.1 21.2 57.3 dpDep 09:30 13.6 8.8 21.3 45.7 dpDep 09:45 13.2 8.8 16.8 34.6 dpDep 10:00 12.9 9.0 18.1 36.1 dpDep 10:15 12.7 9.4 25.9 27.3 dpDep 10:30 12.7 9.1 26.3 28.5 dpDep 10:45 12.9 9.1 17.1 60.1 dpDep ---- Time Tracking ---- *=*=*= Observatory: APO *=*=*= MJD: 61300 Fill night time in Hours below *=*=*= Total bright time : 1.0 *=*=*= Bright time, queued observations : 0 *=*=*= Bright time, commissioning/engineering: 0 *=*=*= Bright time lost to weather : 1.0 *=*=*= Bright time lost to technical issues : 0 *=*=*= Total dark time : 9.4 *=*=*= Dark time, queued observations : 0 *=*=*= Dark time, commissioning/engineering : 0 *=*=*= Dark time lost to weather : 9.4 *=*=*= Dark time lost to technical issues : 0