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Civil Date
Ephemerides
2026-07-09SunsetSunriseMoon
Set12°18°18°12°RiseRiseSet
02:0903:0203:3710:2511:0011:5407:58-
Night Length6:48Sunset Temperature


On-Duty Personnel
Resident AstronomerTelescope OperatorOPS EngineerDay Ops
Tyler RyburnAmy Westfall--


Overlapsnone

Other Personnelnone

Guestsnone


Open/Close Log
Open timeOutdoor tempTruss tempClose timeReasonTime open
02:0623.922.010:56twilight08:50
Total Time Open8:50


      
ProgramNight PriorityScience
03:37Science
Stack Data
StartStopee50ee80Hefi FocusMars FocusOutside TempDome TempTruss TempWind DirectionWind SpeedStack Type
02:3703:3021.922.622.51475First of Night
05:2606:110.440.66-400+31719.720.420.617911Stack/Re-stack
10:4810:550.802.00-540+61818.819.419.518514Post-Observing


Problem Reportsno PRs


Ops Commentsnone


TO CommentsSome very thin cirrus clouds around EON, otherwise clear and calm with falling temperature.


RA Commentsnone


Observations
FileTarget/QIDExp StartExposureOverheadProgramInstrument ConfigurationData TypeIQDimmSkySBrtSkytransSNRCommentsCharge
lrs20000001_01skyflat02:167 LRS2cal  Yes
lrs20000002_01skyflat02:1710 LRS2cal  Yes
lrs20000003_01skyflat02:1813 LRS2cal  Yes
lrs20000004_01skyflat02:1916 LRS2cal  Yes
lrs20000005_01skyflat02:2022 LRS2cal  Yes
lrs20000006_01skyflat02:2230 LRS2cal  Yes
virus0000001_01skyflat02:257 VIRUScal  Yes
virus0000002_01skyflat02:2710 VIRUScal  Yes
virus0000003_01skyflat02:2814 VIRUScal  Yes
virus0000004_01skyflat02:2918 VIRUScal  Yes
virus0000005_01skyflat02:3126 VIRUScal  Yes
virus0000006_01parallel03:373891.3 VIRUSsci  Yes
0001parallel03:38617.77.7UT26-2-004HPFsci1.6620.460.87130 Yes
0002parallel03:49617.70.7UT26-2-004HPFsci1.6820.500.85142 Yes
0003parallel04:00617.70.7UT26-2-004HPFsci1.9520.520.85130 Yes
0004parallel04:11617.70.7UT26-2-004HPFsci1.8420.540.85140 Yes
0005parallel04:22617.70.7UT26-2-004HPFsci1.8820.480.83134 Yes
0006parallel04:33617.70.7UT26-2-004HPFsci1.9020.430.81126 Yes
0007parallel04:51969.17.8UT26-2-007HPFsci2.131.1220.490.8530IQ slightly higher than requested for this exposure, but over both exposures is within range. Please review data quality and reject if needed. Yes
virus0000007_01parallel04:512000 VIRUSsci  Yes
0008parallel05:08969.11.8UT26-2-007HPFsci1.851.1720.440.8728 Yes
0009LFC Cal06:16106.5 HPFcal  Yes
virus0000008_01parallel06:161200 VIRUSsci  Yes
lrs20000007_01parallel06:1612005.0PSU26-2-004LRS2-Bsci2.241.4621.430.76  Yes
0010LFC Cal06:18106.5 HPFcal  Yes
0011LFC Cal06:21106.5 HPFcal  Yes
0012LFC Cal06:42106.5 HPFcal  Yes
virus0000009_01parallel06:421500 VIRUSsci  Yes
lrs20000008_01parallel06:4215006.0PSU26-2-004LRS2-Bsci1.931.3621.950.69  Yes
0013LFC Cal06:44106.5 HPFcal  Yes
0014LFC Cal06:47106.5 HPFcal  Yes
0015parallel07:13969.16.8UT26-2-019HPFsci1.461.0520.260.85420 P4
virus0000010_01parallel07:131000 VIRUSsci  Yes
0016LFC Cal07:31106.5 HPFcal  Yes
0017parallel07:37308.97.9UT26-2-005HPFsci1.731.0620.230.75159 P4
virus0000011_01parallel07:371051 VIRUSsci  Yes
0018parallel07:43308.9-0.1UT26-2-005HPFsci1.521.0020.250.79168 P4
0019parallel07:49308.90.9UT26-2-005HPFsci1.521.0220.260.79162 P4
0020LFC Cal08:01106.5 HPFcal  Yes
lrs20000009_01parallel08:011807.0UT26-2-017LRS2-Bsci1.780.8621.910.50  P4
0021LFC Cal08:08106.5 HPFcal  Yes
virus0000012_01parallel08:08360 VIRUSsci  Yes
lrs20000010_01parallel08:083604.0UT26-2-017LRS2-Rsci1.730.8920.920.83  P4
0022LFC Cal08:10106.5 HPFcal  Yes
0023parallel08:21969.16.8UT26-2-007HPFsci1.530.9520.360.7737 Yes
virus0000013_01parallel08:212000 VIRUSsci  Yes
0024parallel08:38969.10.8UT26-2-007HPFsci1.571.0420.390.9246 Yes
0025LFC Cal09:05106.5 HPFcal  Yes
virus0000014_01parallel09:052100 VIRUSsci  Yes
lrs20000011_01parallel09:05210011.0PSU26-2-011LRS2-Bsci1.781.1721.160.76  Yes
0026LFC Cal09:07106.5 HPFcal  Yes
0027LFC Cal09:10106.5 HPFcal  Yes
0028LFC Cal09:48106.5 HPFcal  Yes
virus0000015_01parallel09:483000 VIRUSsci  Yes
lrs20000012_01parallel09:4830008.0PSU26-2-008LRS2-Bsci1.901.1720.940.80  Yes
0029LFC Cal09:50106.5 HPFcal  Yes
0030LFC Cal09:53106.5 HPFcal  Yes
lrs20000013_01FEIGE110_056_E10:45607.0LRS2spec2.411.3620.560.86  Yes
lrs20000014_01bias10:480 LRS2cal  Yes
virus0000016_01bias10:490 VIRUScal  Yes
virus0000017_01Cd-A10:5315 ENG26-2-002VIRUScal  Yes
virus0000018_01Hg10:5415 ENG26-2-002VIRUScal  Yes
0031Dark11:02319.5 HPFcal  Yes
0032Quartz FCU11:1474.5 HPFcal  Yes
0033Quartz FCU11:1674.5 HPFcal  Yes
0034Quartz FCU11:1774.5 HPFcal  Yes
0035Quartz FCU11:1974.5 HPFcal  Yes
0036Quartz FCU11:2174.5 HPFcal  Yes
0037Quartz FCU11:2374.5 HPFcal  Yes
0038Quartz FCU11:2474.5 HPFcal  Yes
0039Alpha Bright Cal11:2785.2 HPFcal  Yes
0040Alpha Bright Cal11:2985.2 HPFcal  Yes
0041Alpha Bright Cal11:3185.2 HPFcal  Yes
0042Alpha Bright Cal11:3385.2 HPFcal  Yes
0043LFC FCU11:35106.5 HPFcal  Yes
0044LFC FCU11:38106.5 HPFcal  Yes
0045LFC FCU11:40106.5 HPFcal  Yes
0046LFC FCU11:42106.5 HPFcal  Yes
0047LFC FCU11:45106.5 HPFcal  Yes
0048LFC FCU11:47106.5 HPFcal  Yes
0049LFC Cal11:50106.5 HPFcal  Yes
0050LFC Cal11:52106.5 HPFcal  Yes
0051Etalon Cal12:00159.8 HPFcal  Yes
0052Etalon Cal12:03159.8 HPFcal  Yes
0053Etalon Cal12:06159.8 HPFcal  Yes
0054Etalon Cal12:10159.8 HPFcal  Yes
0055UNe Slave Cal12:13426 HPFcal  Yes
0056UNe Slave Cal12:21426 HPFcal  Yes
0057UNe Slave Cal12:29426 HPFcal  Yes
0058UNe Slave Cal12:36426 HPFcal  Yes
0059UNe Slave Cal12:44426 HPFcal  Yes
0060UNe Slave Cal12:52426 HPFcal  Yes
0068LFC Cal21:41106.5 HPFcal  Yes
lrs20009900_01bias21:560 LRS2cal  Yes
virus0009900_01flat_Qth21:5720 VIRUScal  Yes
virus0009901_01bias21:580 VIRUScal  Yes
lrs20009901_01flat_ldls_long_B21:5920 LRS2cal  Yes
virus0009902_01dark22:0015 VIRUScal  Yes
lrs20009902_01Cd-A_B22:0129 LRS2cal  Yes
lrs20009903_01FeAr_R22:0315 LRS2cal  Yes
lrs20009904_01Hg_B22:0415 LRS2cal  Yes
0069Dark22:07319.5 HPFcal  Yes
0070Quartz FCU22:1374.5 HPFcal  Yes
0071Quartz FCU22:1574.5 HPFcal  Yes
0072Quartz FCU22:1774.5 HPFcal  Yes
0073Quartz FCU22:1974.5 HPFcal  Yes
0074Quartz FCU22:2074.5 HPFcal  Yes
0075Quartz FCU22:2274.5 HPFcal  Yes
0076Quartz FCU22:2474.5 HPFcal  Yes
0077Alpha Bright Cal22:2685.2 HPFcal  Yes
0078Alpha Bright Cal22:2885.2 HPFcal  Yes
0079Alpha Bright Cal22:3085.2 HPFcal  Yes
0080Alpha Bright Cal22:3285.2 HPFcal  Yes
0081LFC FCU22:35106.5 HPFcal  Yes
0082LFC FCU22:37106.5 HPFcal  Yes
0083LFC Cal22:40106.5 HPFcal  Yes
0084LFC Cal22:42106.5 HPFcal  Yes
0085Etalon Cal22:45159.8 HPFcal  Yes
0086UNe Slave Cal22:49426 HPFcal  Yes
lrs20000014_01flat_Qth_R22:5015 LRS2cal  Yes
lrs20000014_02flat_Qth_R22:5115 LRS2cal  Yes
lrs20000014_03flat_Qth_R22:5315 LRS2cal  Yes
lrs20000014_04flat_Qth_R22:5415 LRS2cal  Yes
lrs20000014_05flat_Qth_R22:5515 LRS2cal  Yes
0087UNe Slave Cal22:56426 HPFcal  Yes
lrs20000015_01flat_ldls_long_B22:5620 LRS2cal  Yes
lrs20000015_02flat_ldls_long_B22:5820 LRS2cal  Yes
lrs20000015_03flat_ldls_long_B22:5920 LRS2cal  Yes
lrs20000016_01Cd-A_B23:0029 LRS2cal  Yes
lrs20000016_02Cd-A_B23:0229 LRS2cal  Yes
lrs20000016_03Cd-A_B23:0329 LRS2cal  Yes
0088UNe Slave Cal23:04426 HPFcal  Yes
lrs20000017_01FeAr_R23:0515 LRS2cal  Yes
lrs20000017_02FeAr_R23:0615 LRS2cal  Yes
lrs20000017_03FeAr_R23:0715 LRS2cal  Yes
lrs20000018_01Hg_R23:0820 LRS2cal  Yes
lrs20000018_02Hg_R23:1020 LRS2cal  Yes
lrs20000018_03Hg_R23:1120 LRS2cal  Yes
0089UNe Slave Cal23:12426 HPFcal  Yes
lrs20000019_01Hg_B23:1215 LRS2cal  Yes
lrs20000019_02Hg_B23:1415 LRS2cal  Yes
lrs20000019_03Hg_B23:1515 LRS2cal  Yes
0090UNe Slave Cal23:20426 HPFcal  Yes
virus0000021_01flat_ldls_long23:2115 VIRUScal  Yes
virus0000021_02flat_ldls_long23:2315 VIRUScal  Yes
virus0000021_03flat_ldls_long23:2415 VIRUScal  Yes
virus0000022_01Cd-A23:2615 VIRUScal  Yes
virus0000022_02Cd-A23:2715 VIRUScal  Yes
0091UNe Slave Cal23:28426 HPFcal  Yes
virus0000022_03Cd-A23:2815 VIRUScal  Yes
virus0000023_01Hg23:3015 VIRUScal  Yes
virus0000023_02Hg23:3115 VIRUScal  Yes
virus0000023_03Hg23:3315 VIRUScal  Yes
lrs20000020_01bias23:340 LRS2cal  Yes
virus0000024_01bias23:340 VIRUScal  Yes
lrs20000020_02bias23:350 LRS2cal  Yes
virus0000024_02bias23:350 VIRUScal  Yes
lrs20000020_03bias23:360 LRS2cal  Yes
virus0000024_03bias23:360 VIRUScal  Yes
lrs20000020_04bias23:360 LRS2cal  Yes
lrs20000020_05bias23:370 LRS2cal  Yes
virus0000024_04bias23:370 VIRUScal  Yes
virus0000024_05bias23:380 VIRUScal  Yes
lrs20000020_06bias23:380 LRS2cal  Yes
virus0000024_06bias23:380 VIRUScal  Yes
lrs20000020_07bias23:390 LRS2cal  Yes
virus0000024_07bias23:390 VIRUScal  Yes
lrs20000020_08bias23:400 LRS2cal  Yes
virus0000024_08bias23:400 VIRUScal  Yes
lrs20000020_09bias23:410 LRS2cal  Yes
virus0000024_09bias23:410 VIRUScal  Yes
lrs20000020_10bias23:420 LRS2cal  Yes
virus0000024_10bias23:420 VIRUScal  Yes
lrs20000020_11bias23:430 LRS2cal  Yes
virus0000024_11bias23:430 VIRUScal  Yes
lrs20000021_01dark23:43360 LRS2cal  Yes
virus0000025_01dark23:44360 VIRUScal  Yes
lrs20000021_02dark23:50360 LRS2cal  Yes
virus0000025_02dark23:51360 VIRUScal  Yes
lrs20000021_03dark23:57360 LRS2cal  Yes
virus0000025_03dark23:57360 VIRUScal  Yes