APACHE POINT OBSERVATORY SDSS 2.5M OBSERVING LOG Tuesday August 25, 2026 (SJD 61278) ---- Observing Team ---- Audrey Oravetz ---- Observing Plan ---- Tue 25 Aug 2026 61278 0.96 02:32 02:47 11:23 18:01 02:38 Day bright ( 9.8 h, w/ 1.2 h for 8 deg design) ---- Observing Summary ---- We were open the first 3.5 hours of the night until nasty-looking clouds encroached on us from the east and lingered the rest of the night. ---- Automatic Summary ---- Time Field-Design-Conf DesignType BOSS/APOGEE Seeing Overhead Complete? Comment 02:13:43 100550-752802-27434 bright_time 1x730/1xAB 1.4" 0:00 not done 02:40:08 104195-755999-27435 bright_time 1x730/1xAB 1.5" 6:54 DONE 02:58:34 104195-756013-27436 bright_time 1x730/1xAB 1.5" 4:15 DONE 03:15:06 100509-752623-27437 bright_time 1x730/1xAB 1.3" 6:03 DONE 03:33:14 100454-752266-27438 bright_time 1x730/1xAB 1.4" 5:58 DONE 03:51:27 100454-752251-27439 bright_time 1x730/1xAB 1.3" 4:30 DONE 04:08:08 100537-752740-27440 bright_time 1x730/1xAB 1.5" 5:58 DONE 04:26:16 102424-754533-27441 bright_time 1x730/1xAB 1.3" 6:38 DONE 04:45:06 100467-752401-27442 bright_time 1x730/1xAB 1.4" 7:27 DONE 05:04:44 100488-752513-27443 bright_time 1x730/1xAB 1.5" 5:51 DONE 05:22:47 100478-752444-27444 bright_time 1x730/1xAB 1.5" 5:48 DONE ---- Observing Log ---- Afternoon: ========== 22:32:46 boss exposure 0.0, file=403872 22:34:12 boss exposure 20.0, file=403873 22:35:52 boss exposure 4.0, file=403874 22:36:32 boss exposure 4.0, file=403875 22:37:13 sp1.motor.move= 24, 23, 23 22:37:13 Hartmann collimate output sp1: offset: r= -659 (In Focus); b= -2.2 (In Focus) sp1: pred. move: spAverageMove= 24 sp1: pred. resid: r= -683, b= -2.1, txt= OK, spTemp = 11.2 22:39:40 boss exposure 4.0, file=403876 22:41:14 boss exposure 25.0, file=403879 22:42:07 Config Loaded: -999-27433 22:42:35 jaeger.jaeger 1699 fliswarm i filename_bundle=/data/fcam/61278/fimg-fvc1n-0001.fits 22:42:35 jaeger.jaeger 1699 fliswarm : 22:42:35 CmdDone: jaeger.jaeger 1699 fliswarm talk -c fvc expose 5.0 22:44:10 APO.aoravetz_3 41 fliswarm i filename_bundle=/data/fcam/61278/fimg-fvc1n-0002.fits 22:44:10 APO.aoravetz_3 41 fliswarm : 22:44:10 CmdDone: APO.aoravetz_3 41 fliswarm talk -n fvc expose 50 fliswarm talk -c gfa expose --bias --count 10 fliswarm talk -c gfa expose --dark --count 5 5 fliswarm talk -c gfa expose --flat 1 jaeger configuration random --danger jaeger configuration reverse 01:05Z - Started ventilating. Some clouds with radar are around. Night: ====== 02:05Z - Opened the telescope and filled the spectrograph. 02:04:00 apogee.expose=apRaw-57160010, 5, B, DomeFlat 02:05:15 apogee.expose=apRaw-57160011, 5, B, DomeFlat 02:06:30 apogee.expose=apRaw-57160012, 5, B, DomeFlat (observers39) [observer@sdss5-hub: ~]$ fps_mtps_check Globally Normalized MJD DomeFlat MTPs:1 2 3 4 5 6 7 8 9 10 AZ ALT ROT 61278 57160010 0.97 1.01 1.00 1.00 1.01 1.03 0.99 1.01 1.00 0.93 60.0 60.0 60.0 61278 57160011 0.99 1.01 1.00 1.00 1.01 1.03 0.99 1.01 0.99 0.92 60.0 60.0 60.0 61278 57160012 0.99 1.01 0.99 1.00 1.01 1.03 0.98 1.01 0.99 0.92 60.0 60.0 60.0 (observers39) [observer@sdss5-hub: ~]$ aptest 61278 57160011 Missing Fibers: [21, 42, 88] Faint Fibers: [25, 30, 75, 225, 285, 291, 293, 295, 298] 02:07:46 boss exposure 4.0, file=403880 02:08:26 boss exposure 4.0, file=403881 02:09:09 sp1.motor.move= 1159, 1160, 1160 02:09:09 Hartmann collimate output sp1: offset: r= 329 (In Focus); b= -6.2 (Out of focus) sp1: pred. move: spAverageMove= 1160 sp1: pred. resid: r= -831, b= -2.6, txt= OK, spTemp = 11.2 02:09:34 boss exposure 25.0, file=403882 02:11:22 boss exposure 25.0, file=403883 02:13:09 boss exposure 25.0, file=403884 ******************************************************** 02:13:43 Field-Design-Configuration: 100550-752802-27434 ******************************************************** 02:13:48 GOTO-FIELD 02:16:34 FVC LOOP AND BOSS CALS fvc_rms= 8.54 fvc_deltarms= 30.62 fvc_filename=/data/fcam/61278/fimg-fvc1n-0004.fits fvc_perc_90= 8.70 fvc_percent_reached= 64.80 02:17:19 boss exposure 4.0, file=403885 02:26:30 New-field overhead: 14:21:45 02:26:53 apogee.expose=apRaw-57160013, 35, B, Object 02:26:59 boss exposure 730.0, file=403886 02:33:14 apogee.expose=apRaw-57160014, 35, A, Object This last APOGEE exposure, I inputted a typo into the guiding commands (cherno set pid rot k 10.7 instead of 0.7). The exposure is not good. ******************************************************** 02:40:07 Field-Design-Configuration: 104195-755999-27435 ******************************************************** 02:40:13 GOTO-FIELD 02:42:59 FVC LOOP AND BOSS CALS fvc_rms= 5.85 fvc_deltarms= 33.22 fvc_filename=/data/fcam/61278/fimg-fvc1n-0006.fits fvc_perc_90= 8.80 fvc_percent_reached= 65.10 02:43:46 boss exposure 4.0, file=403887 02:45:38 START SCIENCE EXPOSURES 02:46:01 apogee.expose=apRaw-57160015, 35, A, Object 02:46:07 boss exposure 730.0, file=403888 02:52:17 apogee.expose=apRaw-57160016, 35, B, Object ******************************************************** 02:58:34 Field-Design-Configuration: 104195-756013-27436 ******************************************************** 02:58:39 GOTO-FIELD 03:01:23 FVC LOOP AND BOSS CALS fvc_rms= 30.32 fvc_deltarms= 11.47 fvc_filename=/data/fcam/61278/fimg-fvc1n-0008.fits fvc_perc_90= 9.40 fvc_percent_reached= 64.00 03:02:04 START SCIENCE EXPOSURES 03:02:33 boss exposure 730.0, file=403889 03:02:35 apogee.expose=apRaw-57160017, 35, A, Object 03:08:51 apogee.expose=apRaw-57160018, 35, B, Object ******************************************************** 03:15:06 Field-Design-Configuration: 100509-752623-27437 ******************************************************** 03:15:11 GOTO-FIELD 03:18:02 FVC LOOP AND BOSS CALS fvc_rms= 13.12 fvc_deltarms= 29.21 fvc_filename=/data/fcam/61278/fimg-fvc1n-0010.fits fvc_perc_90= 9.10 fvc_percent_reached= 62.00 03:18:48 boss exposure 4.0, file=403890 03:20:12 START SCIENCE EXPOSURES 03:20:44 apogee.expose=apRaw-57160019, 35, A, Object 03:20:47 boss exposure 730.0, file=403891 03:26:59 apogee.expose=apRaw-57160020, 35, B, Object ******************************************************** 03:33:14 Field-Design-Configuration: 100454-752266-27438 ******************************************************** 03:33:21 GOTO-FIELD 03:36:12 FVC LOOP AND BOSS CALS fvc_rms= 7.24 fvc_deltarms= 31.46 fvc_filename=/data/fcam/61278/fimg-fvc1n-0012.fits fvc_perc_90= 8.50 fvc_percent_reached= 63.20 03:36:57 boss exposure 4.0, file=403892 03:38:27 START SCIENCE EXPOSURES 03:38:56 boss exposure 730.0, file=403893 03:38:58 apogee.expose=apRaw-57160021, 35, A, Object 03:45:14 apogee.expose=apRaw-57160022, 35, B, Object ******************************************************** 03:51:27 Field-Design-Configuration: 100454-752251-27439 ******************************************************** 03:51:35 GOTO-FIELD 03:54:19 FVC LOOP AND BOSS CALS fvc_rms= 7.33 fvc_deltarms= 30.71 fvc_filename=/data/fcam/61278/fimg-fvc1n-0014.fits fvc_perc_90= 9.20 fvc_percent_reached= 64.20 03:55:08 START SCIENCE EXPOSURES 03:55:37 boss exposure 730.0, file=403894 03:55:39 apogee.expose=apRaw-57160023, 35, A, Object 04:01:55 apogee.expose=apRaw-57160024, 35, B, Object ******************************************************** 04:08:08 Field-Design-Configuration: 100537-752740-27440 ******************************************************** 04:08:14 GOTO-FIELD 04:11:10 FVC LOOP AND BOSS CALS fvc_rms= 27.62 fvc_deltarms= 10.64 fvc_filename=/data/fcam/61278/fimg-fvc1n-0016.fits fvc_perc_90= 9.50 fvc_percent_reached= 63.80 04:11:52 boss exposure 4.0, file=403895 04:13:16 START SCIENCE EXPOSURES 04:13:46 boss exposure 730.0, file=403896 04:13:47 apogee.expose=apRaw-57160025, 35, A, Object 04:20:02 apogee.expose=apRaw-57160026, 35, B, Object ******************************************************** 04:26:16 Field-Design-Configuration: 102424-754533-27441 ******************************************************** 04:26:21 GOTO-FIELD 04:29:26 FVC LOOP AND BOSS CALS fvc_rms= 56.61 fvc_deltarms= -12.03 fvc_filename=/data/fcam/61278/fimg-fvc1n-0018.fits fvc_perc_90= 9.20 fvc_percent_reached= 64.10 04:30:08 boss exposure 4.0, file=403897 04:32:06 START SCIENCE EXPOSURES 04:32:35 boss exposure 730.0, file=403898 04:32:37 apogee.expose=apRaw-57160027, 35, A, Object 04:38:53 apogee.expose=apRaw-57160028, 35, B, Object ******************************************************** 04:45:06 Field-Design-Configuration: 100467-752401-27442 ******************************************************** 04:45:12 GOTO-FIELD 04:48:02 FVC LOOP AND BOSS CALS fvc_rms= 8.19 fvc_deltarms= 30.12 fvc_filename=/data/fcam/61278/fimg-fvc1n-0020.fits fvc_perc_90= 9.00 fvc_percent_reached= 65.70 04:48:32 boss exposure 4.0, file=403899 04:49:12 boss exposure 4.0, file=403900 04:49:54 sp1.motor.move= 688, 687, 687 04:49:54 Hartmann collimate output sp1: offset: r= 989 (In Focus); b= -1.2 (In Focus) sp1: pred. move: spAverageMove= 687 sp1: pred. resid: r= 302, b= 0.9, txt= OK, spTemp = 10.7 04:50:12 boss exposure 4.0, file=403901 04:51:44 START SCIENCE EXPOSURES 04:52:13 boss exposure 730.0, file=403902 04:52:14 apogee.expose=apRaw-57160029, 35, A, Object 04:58:30 apogee.expose=apRaw-57160030, 35, B, Object ******************************************************** 05:04:44 Field-Design-Configuration: 100488-752513-27443 ******************************************************** 05:04:50 GOTO-FIELD 05:07:32 FVC LOOP AND BOSS CALS fvc_rms= 10.0 fvc_deltarms= 30.74 fvc_filename=/data/fcam/61278/fimg-fvc1n-0022.fits fvc_perc_90= 9.70 fvc_percent_reached= 59.60 05:08:22 boss exposure 4.0, file=403903 05:09:46 START SCIENCE EXPOSURES 05:10:15 boss exposure 730.0, file=403904 05:10:17 apogee.expose=apRaw-57160031, 35, A, Object 05:16:33 apogee.expose=apRaw-57160032, 35, B, Object ******************************************************** 05:22:47 Field-Design-Configuration: 100478-752444-27444 ******************************************************** 05:22:53 GOTO-FIELD 05:25:40 FVC LOOP AND BOSS CALS fvc_rms= 14.44 fvc_deltarms= 26.72 fvc_filename=/data/fcam/61278/fimg-fvc1n-0024.fits fvc_perc_90= 9.40 fvc_percent_reached= 63.40 05:26:22 boss exposure 4.0, file=403905 05:27:44 START SCIENCE EXPOSURES 05:28:14 boss exposure 730.0, file=403906 05:28:16 apogee.expose=apRaw-57160033, 35, A, Object 05:34:32 apogee.expose=apRaw-57160034, 35, B, Object Threatening clouds are coming in from the east. Decided to close and wait until they dissipate before reopening. 05:41:36 apogee.expose=apRaw-57160035, 5, B, DomeFlat 05:42:51 apogee.expose=apRaw-57160036, 5, B, DomeFlat 05:44:07 apogee.expose=apRaw-57160037, 5, B, DomeFlat 05:45:19 boss exposure 25.0, file=403907 05:47:18 boss exposure 4.0, file=403908 09:46:22 boss exposure 900.0, file=403909 The clouds only got worse. Started APOGEE morningcals and turned off the FPS. ---- Mirror Numbers ---- PRIMARY: -------- Scale: 1.000000 MIGS TONIGHT NOMINAL Axial A: -5.4280 -5.4280 Axial B: -5.0480 -5.0490 Axial C: -5.2760 -5.2770 Trans D: -0.8720 -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: -6.1070 -6.1070 Axial C: -6.0790 -6.0780 Trans D: 0.2040 0.2040 GALILS Commanded: 353200 370650 330700 -1500 1800 Actual: 321851 350021 299602 -1500 1800 SETMIR VALUES SecDesOrient: 257.0 14.2 5.9 -72.0 -12.76 SecOrient: 256.98 14.18 5.92 -71.78 -12.62 ---- Focus Log ---- Time Field-Design AZ ALT ROT Focus rms ArcOffX OffY Seeing errRA[prc10,prc90] errDec[prc10,prc90] 02:26 100550-752802 20.41 53.48 223.78 -16 0.255 11 5 1.40 -0.041[-0.321, 0.029] -0.063[-0.177, 1.075] 02:46 104195-755999 15.78 43.30 219.78 -16 0.254 7 5 1.57 0.001[-0.081, 0.075] 0.014[-0.150, 0.153] 03:02 104195-756013 10.33 44.08 215.12 -16 0.262 8 5 1.51 -0.014[-0.110, 0.118] 0.022[-0.209, 0.214] 03:20 100509-752623 8.82 61.42 212.33 -16 0.234 13 5 1.45 0.006[-0.092, 0.091] 0.009[-0.067, 0.074] 03:38 100454-752266 20.28 73.09 227.06 -16 0.225 14 8 1.28 0.010[-0.088, 0.104] 0.018[-0.091, 0.102] 03:55 100454-752251 6.48 73.91 215.03 -6 0.226 14 5 1.44 0.017[-0.117, 0.135] 0.014[-0.122, 0.179] 04:13 100537-752740 -24.35 55.00 185.99 15 0.210 12 0 1.28 0.011[-0.169, 0.147] -0.016[-0.215, 0.187] 04:32 102424-754533 60.29 81.94 245.71 15 0.228 8 17 1.45 -0.029[-0.105, 0.089] 0.044[-0.057, 0.149] 04:52 100467-752401 -36.74 65.98 175.02 15 0.274 13 -4 1.62 -0.012[-0.098, 0.086] -0.044[-0.085, 0.141] 05:10 100488-752513 -34.65 61.68 180.66 15 0.223 13 -2 1.35 0.014[-0.073, 0.067] -0.023[-0.086, 0.091] 05:28 100478-752444 -42.92 61.59 173.68 15 0.248 12 -5 1.44 -0.006[-0.058, 0.106] 0.020[-0.147, 0.176] ---- Telescope Status ---- 01:14Z Started ventilation 01:50Z encl25m : open 05:34Z encl25m : closed No interlocks bypassed Status at: Telescope stowed at: 121.0, 30.0, 0.0 mount Instrument mounted: FPS Counterweights at: 32s LN2 autofill systems: Connected and turned on 180L LN2 dewar scales: SP1 257 lbs, 21 psi ---- Software Used ---- Get Versions, 08/25/26, 22:31:39 -- STUI software: STUI : 1.7.21 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 STUIAdditions : FAILED Boson : 0.6.1 -- done -- --------------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 419G 605G 41% /home /dev/sdd1 22T 15T 6.4T 70% /data ---- APOGEE Data Summary ---- APOGEE data list, mjd=61278, all raw_data: /data/apogee/utr_cdr/61278/apRaw-*.fits archive: /data/apogee/archive/61278/apR-[a,b,c]-*.apz quickred: /data/apogee/quickred/61278/apq-*.fits ------------------------------------------------------------------------------ mjd i UT File/Exp Imtype Nread A/B Dth Design-Cfg Arch Offset %Flux/FPI Comm ------------------------------------------------------------------------------ 61278 1 22:43 57160001 Dark 60 B 13.5 ---------- a-b-c - - 61278 2 22:44 57160002 QuarFlat 10 B 13.5 ---------- a-b-c - 105 61278 3 22:47 57160003 Arc-Thar 12 B 13.5 ---------- a-b-c 3.14 103 61278 4 22:54 57160004 Arc-Une 40 B 13.5 ---------- a-b-c 3.18 97 61278 5 22:56 57160005 Arc-Thar 12 A 13.0 ---------- a-b-c 2.67 102 61278 6 23:03 57160006 Arc-Une 40 A 13.0 ---------- a-b-c 2.68 98 61278 7 23:14 57160007 Dark 60 A 13.0 ---------- a-b-c - - 61278 8 23:20 57160008 Arc---- 30 A 13.0 ---------- a-b-c - 99 FPI A 61278 9 23:25 57160009 Arc---- 30 B 13.5 ---------- a-b-c - 97 FPI B 61278 10 02:04 57160010 DomeFlat 5 B 13.5 -999-27433 a-b-c - 129 61278 11 02:05 57160011 DomeFlat 5 B 13.5 -999-27433 a-b-c - 133 61278 12 02:07 57160012 DomeFlat 5 B 13.5 -999-27433 a-b-c - 134 61278 13 02:32 57160013 Object 35 B 13.5 752802-27434 a-b-c 2.60 1,1 61278 14 02:38 57160014 Object 35 A 13.0 752802-27434 a-b-c 2.13 1,1 61278 15 02:51 57160015 Object 35 A 13.0 755999-27435 a-b-c 1.88 1,1 61278 16 02:57 57160016 Object 35 B 13.5 755999-27435 a-b-c 2.15 1,1 61278 17 03:08 57160017 Object 35 A 13.0 756013-27436 a-b-c 1.60 1,1 61278 18 03:14 57160018 Object 35 B 13.5 756013-27436 a-b-c 2.18 1,1 61278 19 03:26 57160019 Object 35 A 13.0 752623-27437 a-b-c 1.82 1,1 61278 20 03:32 57160020 Object 35 B 13.5 752623-27437 a-b-c 2.31 1,1 61278 21 03:44 57160021 Object 35 A 13.0 752266-27438 a-b-c 1.72 1,1 61278 22 03:50 57160022 Object 35 B 13.5 752266-27438 a-b-c 2.14 1,1 61278 23 04:01 57160023 Object 35 A 13.0 752251-27439 a-b-c 1.70 1,1 61278 24 04:07 57160024 Object 35 B 13.5 752251-27439 a-b-c 2.10 1,1 61278 25 04:19 57160025 Object 35 A 13.0 752740-27440 a-b-c 1.78 1,1 61278 26 04:25 57160026 Object 35 B 13.5 752740-27440 a-b-c 2.17 1,1 61278 27 04:38 57160027 Object 35 A 13.0 754533-27441 a-b-c 1.68 1,1 61278 28 04:44 57160028 Object 35 B 13.5 754533-27441 a-b-c 2.33 1,1 61278 29 04:57 57160029 Object 35 A 13.0 752401-27442 a-b-c 1.53 1,1 61278 30 05:04 57160030 Object 35 B 13.5 752401-27442 a-b-c 2.02 1,1 61278 31 05:15 57160031 Object 35 A 13.0 752513-27443 a-b-c 2.10 1,1 61278 32 05:22 57160032 Object 35 B 13.5 752513-27443 a-b-c 2.75 1,1 61278 33 05:33 57160033 Object 35 A 13.0 752444-27444 a-b-c 1.47 1,1 61278 34 05:40 57160034 Object 35 B 13.5 752444-27444 a-b-c 2.08 1,1 61278 35 05:42 57160035 DomeFlat 5 B 13.5 752444-27444 a-b-c - 134 61278 36 05:43 57160036 DomeFlat 5 B 13.5 752444-27444 a-b-c - 133 61278 37 05:44 57160037 DomeFlat 5 B 13.5 752444-27444 a-b-c - 131 ------------------------------------------------------------------------------ ---- BOSS Data Summary ---- Reading FITS from /data/spectro//61278 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - n Time Filename design-field cfg flav shu Exp colA colB colC Hrt - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 22:32 r1-00403872 ----------- ---- bia Clo 0.0 26973 31802 29388 2 22:32 b1-00403872 ----------- ---- bia Clo 0.0 26973 31802 29388 3 22:34 b1-00403873 ----------- ---- dar Clo 20.0 26973 31802 29388 4 22:34 r1-00403873 ----------- ---- dar Clo 20.0 26973 31802 29388 5 22:35 r1-00403874 753103-100646 27432 arc Lef 4.1 26973 31802 29388 HART 6 22:35 b1-00403874 753103-100646 27432 arc Lef 4.1 26973 31802 29388 HART 7 22:36 b1-00403875 753103-100646 27432 arc Rig 4.1 26973 31802 29388 HART 8 22:36 r1-00403875 753103-100646 27432 arc Rig 4.1 26973 31802 29388 HART 9 22:39 r1-00403878 753103-100646 27432 arc Out 4.1 26997 31825 29411 10 22:39 b1-00403878 753103-100646 27432 arc Out 4.1 26997 31825 29411 11 22:41 r1-00403879 753103-100646 27432 arc Out 25.1 26997 31825 29411 12 22:41 b1-00403879 753103-100646 27432 arc Out 25.1 26997 31825 29411 13 02:07 r1-00403880 -999--999 27433 arc Lef 4.1 26997 31825 29411 HART 14 02:07 b1-00403880 -999--999 27433 arc Lef 4.1 26997 31825 29411 HART 15 02:08 r1-00403881 -999--999 27433 arc Rig 4.1 26997 31825 29411 HART 16 02:08 b1-00403881 -999--999 27433 arc Rig 4.1 26997 31825 29411 HART 17 02:09 b1-00403882 -999--999 27433 fla Out 25.1 28156 32985 30571 18 02:09 r1-00403882 -999--999 27433 fla Out 25.1 28156 32985 30571 19 02:11 b1-00403883 -999--999 27433 fla Out 25.1 28156 32985 30571 20 02:11 r1-00403883 -999--999 27433 fla Out 25.1 28156 32985 30571 21 02:13 r1-00403884 -999--999 27433 fla Out 25.1 28156 32985 30571 22 02:13 b1-00403884 -999--999 27433 fla Out 25.1 28156 32985 30571 23 02:17 r1-00403885 752802-100550 27434 arc Out 4.1 28156 32985 30571 24 02:17 b1-00403885 752802-100550 27434 arc Out 4.1 28156 32985 30571 25 02:26 r1-00403886 752802-100550 27434 sci Out 730.1 28156 32985 30571 26 02:26 b1-00403886 752802-100550 27434 sci Out 730.1 28156 32985 30571 27 02:43 b1-00403887 755999-104195 27435 arc Out 4.1 28156 32985 30571 28 02:43 r1-00403887 755999-104195 27435 arc Out 4.1 28156 32985 30571 29 02:46 r1-00403888 755999-104195 27435 sci Out 730.1 28156 32985 30571 30 02:46 b1-00403888 755999-104195 27435 sci Out 730.1 28156 32985 30571 31 03:02 r1-00403889 756013-104195 27436 sci Out 730.1 28156 32985 30571 32 03:02 b1-00403889 756013-104195 27436 sci Out 730.1 28156 32985 30571 33 03:18 b1-00403890 752623-100509 27437 arc Out 4.1 28156 32985 30571 34 03:18 r1-00403890 752623-100509 27437 arc Out 4.1 28156 32985 30571 35 03:20 b1-00403891 752623-100509 27437 sci Out 730.1 28156 32985 30571 36 03:20 r1-00403891 752623-100509 27437 sci Out 730.1 28156 32985 30571 37 03:36 b1-00403892 752266-100454 27438 arc Out 4.1 28156 32985 30571 38 03:36 r1-00403892 752266-100454 27438 arc Out 4.1 28156 32985 30571 39 03:38 r1-00403893 752266-100454 27438 sci Out 730.1 28156 32985 30571 40 03:38 b1-00403893 752266-100454 27438 sci Out 730.1 28156 32985 30571 41 03:55 b1-00403894 752251-100454 27439 sci Out 730.1 28156 32985 30571 42 03:55 r1-00403894 752251-100454 27439 sci Out 730.1 28156 32985 30571 43 04:11 b1-00403895 752740-100537 27440 arc Out 4.1 28156 32985 30571 44 04:11 r1-00403895 752740-100537 27440 arc Out 4.1 28156 32985 30571 45 04:13 r1-00403896 752740-100537 27440 sci Out 730.1 28156 32985 30571 46 04:13 b1-00403896 752740-100537 27440 sci Out 730.1 28156 32985 30571 47 04:30 r1-00403897 754533-102424 27441 arc Out 4.1 28156 32985 30571 48 04:30 b1-00403897 754533-102424 27441 arc Out 4.1 28156 32985 30571 49 04:32 r1-00403898 754533-102424 27441 sci Out 730.1 28156 32985 30571 50 04:32 b1-00403898 754533-102424 27441 sci Out 730.1 28156 32985 30571 51 04:48 b1-00403899 752401-100467 27442 arc Lef 4.1 28156 32985 30571 HART 52 04:48 r1-00403899 752401-100467 27442 arc Lef 4.1 28156 32985 30571 HART 53 04:49 r1-00403900 752401-100467 27442 arc Rig 4.1 28156 32985 30571 HART 54 04:49 b1-00403900 752401-100467 27442 arc Rig 4.1 28156 32985 30571 HART 55 04:50 b1-00403901 752401-100467 27442 arc Out 4.1 28844 33672 31258 56 04:50 r1-00403901 752401-100467 27442 arc Out 4.1 28844 33672 31258 57 04:52 r1-00403902 752401-100467 27442 sci Out 730.1 28844 33672 31258 58 04:52 b1-00403902 752401-100467 27442 sci Out 730.1 28844 33672 31258 59 05:08 r1-00403903 752513-100488 27443 arc Out 4.1 28844 33672 31258 60 05:08 b1-00403903 752513-100488 27443 arc Out 4.1 28844 33672 31258 61 05:10 r1-00403904 752513-100488 27443 sci Out 730.1 28844 33672 31258 62 05:10 b1-00403904 752513-100488 27443 sci Out 730.1 28844 33672 31258 63 05:26 r1-00403905 752444-100478 27444 arc Out 4.1 28844 33672 31258 64 05:26 b1-00403905 752444-100478 27444 arc Out 4.1 28844 33672 31258 65 05:28 b1-00403906 752444-100478 27444 sci Out 730.1 28844 33672 31258 66 05:28 r1-00403906 752444-100478 27444 sci Out 730.1 28844 33672 31258 67 05:45 r1-00403907 752444-100478 27444 fla Out 25.1 28844 33672 31258 68 05:45 b1-00403907 752444-100478 27444 fla Out 25.1 28844 33672 31258 69 05:47 b1-00403908 752444-100478 27444 arc Out 4.1 28844 33672 31258 70 05:47 r1-00403908 752444-100478 27444 arc Out 4.1 28844 33672 31258 ---- BOSS Spectrographs Collimation ---- Time TSP1 R1 B1 Move1 B1Resid ============================================= 22:37:10 11.6 -659 -2.2 24 -2.1 02:09:00 11.5 329 -6.2 1160 -2.6 04:49:50 10.7 989 -1.2 687 0.9 ---- Weather Log ---- Wind 1 um DIMM IRSC Time Temp C Dewp C MPH Dir Dust fwhm mean sigma 21:00 23.4 3.3 12.3 06.0 2016 21:15 23.8 4.0 5.6 91.1 2329 21:30 26.9 5.3 8.2 92.5 2339 21:45 26.8 4.9 1.5 83.3 2259 22:00 25.3 3.5 6.0 40.1 2312 22:15 24.1 2.8 9.4 34.3 2257 22:30 23.2 3.2 11.8 36.4 2181 22:45 22.8 3.6 7.9 12.7 2409 23:00 22.8 3.7 5.0 58.0 2235 23:15 22.0 4.1 4.5 09.7 2235 23:30 22.4 3.5 8.1 14.8 2193 23:45 23.0 2.0 12.8 39.0 1510 00:00 22.2 3.7 21.5 50.3 1886 00:15 22.0 3.1 16.8 23.0 1825 00:30 22.0 2.7 9.9 28.1 1535 00:45 22.4 2.3 7.1 97.5 1590 01:00 22.3 2.7 11.1 13.0 1576 01:15 22.0 2.6 10.0 10.8 1781 01:30 21.8 3.0 9.2 92.0 1859 01:45 21.8 2.9 9.7 03.7 2032 02:00 21.1 3.1 8.5 00.8 2120 02:15 21.0 3.3 10.8 09.6 2188 02:30 20.9 3.4 11.2 84.6 2199 340 2.29 02:45 20.7 3.5 11.8 90.5 2168 340 1.90 03:00 20.2 3.4 11.7 11.3 2348 340 2.40 03:15 20.3 3.2 13.3 88.3 2333 340 2.28 03:30 20.1 2.9 12.6 95.1 2283 340 2.39 03:45 19.9 2.8 14.6 13.6 2443 340 2.59 04:00 20.2 1.9 14.8 07.0 2304 341 2.05 04:15 20.1 1.0 16.1 13.5 2246 340 2.28 04:30 19.8 -0.1 14.4 16.3 2557 340 2.06 04:45 19.7 -0.7 16.8 22.0 2755 340 3.05 05:00 19.7 -0.9 8.4 98.6 2696 340 3.26 05:15 19.7 -1.0 12.1 07.2 2737 340 3.30 05:30 19.1 -1.0 11.8 09.7 2610 341 1.88 05:45 19.0 -1.2 12.4 13.5 2592 340 2.44 06:00 19.0 -1.3 11.5 13.5 2413 345 15.68 06:15 19.9 -1.3 14.8 11.8 2349 344 28.93 06:30 19.7 -1.1 12.8 14.1 2374 342 22.22 06:45 20.3 -0.8 11.0 11.3 2364 342 22.65 07:00 20.3 -0.5 11.2 08.5 2395 344 21.54 07:15 20.5 0.1 12.0 16.6 2438 342 18.03 07:30 20.1 -0.2 11.2 13.8 2411 358 68.44 07:45 20.2 -0.2 11.0 15.5 2432 345 54.26 08:00 20.7 0.6 8.4 15.6 2372 345 47.09 08:15 19.9 -0.6 9.7 12.0 2125 345 37.92 08:30 20.0 -0.8 10.5 13.9 2080 352 55.81 08:45 20.1 -0.8 9.4 15.8 2140 356 91.86 09:00 19.8 -0.7 2.6 11.1 2085 364 76.07 09:15 19.6 0.2 0.7 15.8 2343 361 67.52 09:30 19.6 -0.3 8.9 64.4 2081 360 78.96 09:45 18.8 0.3 10.9 43.1 1958 368 72.69 ---- Time Tracking ---- *=*=*= Observatory: APO *=*=*= MJD: 61278 Fill night time in Hours below *=*=*= Total bright time : 9.8 *=*=*= Bright time, queued observations : 3.5 *=*=*= Bright time, commissioning/engineering: 0 *=*=*= Bright time lost to weather : 6.3 *=*=*= Bright time lost to technical issues : 0 *=*=*= Total dark time : 0 *=*=*= Dark time, queued observations : 0 *=*=*= Dark time, commissioning/engineering : 0 *=*=*= Dark time lost to weather : 0 *=*=*= Dark time lost to technical issues : 0 Tue 25 Aug 2026 61278 0.96 02:32 02:47 11:23 18:01 02:38 Day bright ( 9.8 h, w/ 1.2 h for 8 deg design)