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Civil Date
Ephemerides
2026-02-15SunsetSunriseMoon
Set12°18°18°12°RiseRiseSet
00:5101:3702:0512:1412:4213:2913:16-
Night Length10:09Sunset Temperature


On-Duty Personnel
Resident AstronomerTelescope Operator
Sergey RostopchinAmy Westfall


Overlaps
TO OverlapRA Overlap
Cassie Crowe-

Other Personnelnone

Guestsnone


Open/Close Log
Open timeOutdoor tempTruss tempClose timeReasonTime open
00:4412.211.312:46twilight12:02
Total Time Open12:02


      
ProgramNight PriorityScience
02:05Science
06:46Idle due to weather (IQ degradation)
07:13Science
10:28Idle due to weather (IQ too bad)
10:57Science
11:27Idle due to weather (seeing too bad)
11:51Science
Stack Data
StartStopee50ee80Hefi FocusMars FocusOutside TempDome TempTruss TempWind DirectionWind SpeedStack Type
01:2301:560.570.97100-423611.111.411.519620First of Night
12:3912:450.570.92120-333211.711.311.320012Post-Observing


Problem Reports
PR NumberTimesTime LostDescriptionResponse
664208:27-08:2700:00Loud dome screech at az ~245 moving normal speed CCW


TO CommentsClear and breezy night with bad seeing.


RA Commentsnone


Observations
FileTarget/QIDExp StartExposureOverheadProgramInstrument ConfigurationData TypeIQDimmSkySBrtSkytransSNRCommentsCharge
lrs20000033_02Hg_R00:0020 LRS2cal  Yes
lrs20000033_03Hg_R00:0120 LRS2cal  Yes
lrs20000034_01Hg_B00:0215 LRS2cal  Yes
0001UNe Slave Cal00:03426 HPFcal  Yes
lrs20000034_02Hg_B00:0315 LRS2cal  Yes
lrs20000034_03Hg_B00:0515 LRS2cal  Yes
0002UNe Slave Cal00:11426 HPFcal  Yes
virus0000001_01flat_ldls_long00:1115 VIRUScal  Yes
virus0000001_02flat_ldls_long00:1315 VIRUScal  Yes
virus0000001_03flat_ldls_long00:1415 VIRUScal  Yes
virus0000002_01Cd-A00:1515 VIRUScal  Yes
virus0000002_02Cd-A00:1715 VIRUScal  Yes
0003UNe Slave Cal00:18426 HPFcal  Yes
virus0000002_03Cd-A00:1815 VIRUScal  Yes
virus0000003_01Hg00:2015 VIRUScal  Yes
virus0000003_02Hg00:2115 VIRUScal  Yes
virus0000003_03Hg00:2315 VIRUScal  Yes
lrs20000001_01bias00:240 LRS2cal  Yes
virus0000004_01bias00:240 VIRUScal  Yes
lrs20000001_02bias00:250 LRS2cal  Yes
virus0000004_02bias00:250 VIRUScal  Yes
lrs20000001_03bias00:260 LRS2cal  Yes
virus0000004_03bias00:260 VIRUScal  Yes
lrs20000001_04bias00:260 LRS2cal  Yes
lrs20000001_05bias00:270 LRS2cal  Yes
virus0000004_04bias00:270 VIRUScal  Yes
virus0000004_05bias00:280 VIRUScal  Yes
lrs20000001_06bias00:280 LRS2cal  Yes
virus0000004_06bias00:290 VIRUScal  Yes
lrs20000001_07bias00:290 LRS2cal  Yes
virus0000004_07bias00:290 VIRUScal  Yes
lrs20000001_08bias00:300 LRS2cal  Yes
virus0000004_08bias00:300 VIRUScal  Yes
lrs20000001_09bias00:310 LRS2cal  Yes
virus0000004_09bias00:310 VIRUScal  Yes
lrs20000001_10bias00:320 LRS2cal  Yes
virus0000004_10bias00:320 VIRUScal  Yes
lrs20000001_11bias00:330 LRS2cal  Yes
virus0000004_11bias00:330 VIRUScal  Yes
lrs20000002_01skyflat00:567 LRS2cal  Yes
lrs20000003_01skyflat00:5710 LRS2cal  Yes
lrs20000004_01skyflat00:5813 LRS2cal  Yes
lrs20000005_01skyflat00:5916 LRS2cal  Yes
lrs20000006_01skyflat01:0022 LRS2cal  Yes
lrs20000007_01skyflat01:0230 LRS2cal  Yes
virus0000005_01skyflat01:047 VIRUScal  Yes
virus0000006_01skyflat01:0510 VIRUScal  Yes
virus0000007_01skyflat01:0714 VIRUScal  Yes
virus0000008_01skyflat01:0818 VIRUScal  Yes
virus0000009_01skyflat01:1026 VIRUScal  Yes
lrs20000008_01flat_Qth_R01:1215 LRS2cal  Yes
virus0000010_01flat_ldls_long01:2115 VIRUScal  Yes
virus0000010_02flat_ldls_long01:2315 VIRUScal  Yes
virus0000010_03flat_ldls_long01:2415 VIRUScal  Yes
virus0000011_01Cd-A01:2615 VIRUScal  Yes
virus0000011_02Cd-A01:2715 VIRUScal  Yes
virus0000011_03Cd-A01:2915 VIRUScal  Yes
virus0000012_01Hg01:3015 VIRUScal  Yes
virus0000012_02Hg01:3115 VIRUScal  Yes
virus0000012_03Hg01:3315 VIRUScal  Yes
0004LFC Cal02:03106.5 HPFcal  Yes
lrs20000009_01parallel02:03360 LRS2sci  Yes
virus0000013_01QID 36402:033606.0UT26-1-008VIRUSsci1.7921.480.80  Yes
0005LFC Cal02:06106.5 HPFcal  Yes
lrs20000009_02parallel02:10360 LRS2sci  Yes
virus0000013_02QID 36402:103601.0UT26-1-008VIRUSsci1.9421.470.85  Yes
lrs20000009_03parallel02:18360 LRS2sci  Yes
virus0000013_03QID 36402:183602.0UT26-1-008VIRUSsci1.7821.490.85  Yes
0006LFC Cal02:28106.5 HPFcal  Yes
lrs20000010_01parallel02:28360 LRS2sci  Yes
virus0000014_01QID 36802:283604.0UT26-1-008VIRUSsci1.7521.740.89  Yes
0007LFC Cal02:30106.5 HPFcal  Yes
lrs20000010_02parallel02:35360 LRS2sci  Yes
virus0000014_02QID 36802:353601.0UT26-1-008VIRUSsci1.5321.640.91  Yes
lrs20000010_03parallel02:42360 LRS2sci  Yes
virus0000014_03QID 36802:423601.0UT26-1-008VIRUSsci1.5921.521.00  Yes
0008LFC Cal02:55106.5 HPFcal  Yes
virus0000015_01parallel02:55690 VIRUSsci  Yes
lrs20000011_01QID 41102:556906.5PSU26-1-022LRS2-Bsci1.6521.530.90  Yes
0009LFC Cal02:57106.5 HPFcal  Yes
0010LFC Cal03:00106.5 HPFcal  Yes
0011LFC Cal03:12106.5 HPFcal  Yes
virus0000016_01parallel03:121500 VIRUSsci  Yes
lrs20000012_01QID 141703:1215006.0PSU26-1-012LRS2-Bsci1.740.8321.710.83  Yes
0012LFC Cal03:14106.5 HPFcal  Yes
0013LFC Cal03:17106.5 HPFcal  Yes
virus0000016_02parallel03:381500 VIRUSsci  Yes
lrs20000012_02QID 141703:3815001.0PSU26-1-012LRS2-Bsci1.560.9321.670.84  Yes
virus0000017_01G191B2B_052_W04:09606.0VIRUSspec1.240.8221.451.10  Yes
virus0000017_02G191B2B_052_W04:11601.0VIRUSspec1.580.8121.461.09  Yes
virus0000017_03G191B2B_052_W04:13601.0VIRUSspec1.931.3321.471.06  Yes
lrs20000013_01G191B2B_056_W04:18604.0LRS2spec1.931.5921.521.01  Yes
lrs20000014_01G191B2B_066_W04:221203.0LRS2spec1.420.8620.681.08  Yes
0014LFC Cal04:29106.5 HPFcal  Yes
virus0000018_01parallel04:29360 VIRUSsci  Yes
lrs20000015_01QID 167904:293605.0UT26-1-016LRS2-Rsci1.511.2920.601.11  P4
0015LFC Cal04:32106.5 HPFcal  Yes
lrs20000016_01QID 168004:391804.0UT26-1-016LRS2-Bsci1.901.3821.550.91  P4
0016LFC Cal04:40106.5 HPFcal  Yes
0017LFC Cal04:47106.5 HPFcal  Yes
lrs20000017_01parallel04:47400 LRS2sci  Yes
virus0000019_01QID 255704:474005.3UT26-1-013VIRUSsci1.811.2121.730.90  Yes
0018LFC Cal04:50106.5 HPFcal  Yes
0019LFC Cal04:52106.5 HPFcal  Yes
lrs20000017_02parallel04:55400 LRS2sci  Yes
virus0000019_02QID 255704:554001.3UT26-1-013VIRUSsci1.610.9121.720.91  Yes
lrs20000017_03parallel05:03400 LRS2sci  Yes
virus0000019_03QID 255705:034000.3UT26-1-013VIRUSsci1.580.7821.740.91  Yes
0020HR4203_tell_std05:16117.27.0HPFtelluric1.530.9920.470.80  Yes
lrs20000018_01parallel05:23600 LRS2sci  Yes
virus0000020_01QID 252805:236005.0UT26-1-018VIRUSsci1.601.1321.640.76  Yes
0021LFC Cal05:24106.5 HPFcal  Yes
0022LFC Cal05:26106.5 HPFcal  Yes
0023LFC Cal05:28106.5 HPFcal  Yes
lrs20000018_02parallel05:35600 LRS2sci  Yes
virus0000020_02QID 252805:356002.0UT26-1-018VIRUSsci1.611.3321.610.83  Yes
lrs20000018_03parallel05:46600 LRS2sci  Yes
virus0000020_03QID 252805:466001.0UT26-1-018VIRUSsci1.691.4221.570.81  Yes
lrs20000019_01parallel06:00360 LRS2sci  Yes
virus0000021_01QID 35306:003604.0UT26-1-008VIRUSsci2.131.2522.040.71  Yes
0024LFC Cal06:01106.5 HPFcal  Yes
0025LFC Cal06:03106.5 HPFcal  Yes
lrs20000019_02parallel06:08360 LRS2sci  Yes
virus0000021_02QID 35306:083602.0UT26-1-008VIRUSsci2.311.7621.980.72  Yes
lrs20000019_03parallel06:15360 LRS2sci  Yes
virus0000021_03QID 35306:153601.0UT26-1-008VIRUSsci2.201.2921.960.75  Yes
0026LFC Cal06:26106.5 HPFcal  Yes
lrs20000020_01parallel06:26360 LRS2sci  Yes
virus0000022_01QID 198606:263605.0UT26-1-008VIRUSsci2.021.0321.670.87  Yes
0027LFC Cal06:29106.5 HPFcal  Yes
lrs20000020_02parallel06:33360 LRS2sci  Yes
virus0000022_02QID 198606:333601.0UT26-1-008VIRUSsci1.792.3021.690.88 IQ degradation during 2nd exp. check qualityYes
lrs20000020_03parallel06:40360 LRS2sci  Yes
virus0000022_03QID 198606:403601.0UT26-1-008VIRUSsci2.701.4721.680.83  Yes
lrs20000021_01parallel06:52360 LRS2sci  Yes
virus0000023_01QID 36206:523606.0UT26-1-008VIRUSsci2.832.1621.650.94 IQ degradationNo
0028LFC Cal06:53106.5 HPFcal  Yes
0029LFC Cal06:55106.5 HPFcal  Yes
lrs20000021_02parallel07:00360 LRS2sci  Yes
virus0000023_02QID 36207:003602.0UT26-1-008VIRUSsci2.791.7221.640.91  No
lrs20000021_03parallel07:07360 LRS2sci  Yes
virus0000023_03QID 36207:073601.0UT26-1-008VIRUSsci2.811.6521.620.91  No
0030QID 177807:21969.17.8UT26-1-014HPFsci2.381.8120.130.95306 P4
virus0000024_01parallel07:211023 VIRUSsci  Yes
0031LFC Cal07:39106.5 HPFcal  Yes
0032QID 177107:46841.49.0UT26-1-014HPFsci2.191.4620.090.88430 P4
virus0000025_01parallel07:46891 VIRUSsci  Yes
0033LFC Cal08:02106.5 HPFcal  Yes
virus0000026_01parallel08:071060 VIRUSsci  Yes
0034QID 32108:08308.97.9UT26-1-007HPFsci2.401.4820.150.9374 P4
0035QID 32108:14308.90.9UT26-1-007HPFsci2.3720.150.9480 P4
0036QID 32108:19308.90.9UT26-1-007HPFsci2.6120.140.9471 P4
0037LFC Cal08:31106.5 HPFcal  Yes
lrs20000022_01parallel08:31600 LRS2sci  Yes
virus0000027_01QID 50608:316006.0UT26-1-018VIRUSsci2.281.4321.740.82  No
0038LFC Cal08:33106.5 HPFcal  Yes
0039LFC Cal08:36106.5 HPFcal  Yes
lrs20000022_02parallel08:42600 LRS2sci  Yes
virus0000027_02QID 50608:426001.0UT26-1-018VIRUSsci2.401.5921.660.79  No
lrs20000022_03parallel08:53600 LRS2sci  Yes
virus0000027_03QID 50608:536001.0UT26-1-018VIRUSsci2.782.1021.530.85 rejection requested by PI (G.H.) due to last exposure of target id 506 being well over image quality limit.No
0040QID 182109:12969.18.8UT26-1-014HPFsci2.082.2820.090.93239 P4
virus0000028_01parallel09:121023 VIRUSsci  Yes
0041LFC Cal09:30106.5 HPFcal  Yes
virus0000029_01parallel09:412800 VIRUSsci  Yes
lrs20000023_01QID 252109:41280013.3UT26-1-004LRS2-Bsci2.892.3521.820.80  Yes
0042LFC Cal09:42106.5 HPFcal  Yes
0043LFC Cal09:44106.5 HPFcal  Yes
0044LFC Cal09:46106.5 HPFcal  Yes
0045LFC Cal10:35106.5 HPFcal  Yes
lrs20000024_01parallel10:351000 LRS2sci  Yes
virus0000030_01QID 190910:3510007.3UT26-1-018VIRUSsci3.353.1721.930.84 Iq too bad. abortedNo
0046LFC Cal10:38106.5 HPFcal  Yes
0047LFC Cal10:40106.5 HPFcal  Yes
lrs20000024_02parallel10:531000 LRS2sci  Yes
virus0000030_02QID 190910:5305.0UT26-1-018VIRUSsci3.312.7922.551.00  No
0048LFC Cal11:02106.5 HPFcal  Yes
lrs20000025_01QID 9211:0215005.0PSU26-1-013LRS2-Bsci2.932.2521.840.82  P4
virus0000031_01parallel11:021500 VIRUSsci  Yes
0049LFC Cal11:05106.5 HPFcal  Yes
0050LFC Cal11:07106.5 HPFcal  Yes
lrs20000026_01dark11:28360 LRS2cal  Yes
virus0000032_01dark11:28360 VIRUScal  Yes
lrs20000026_02dark11:35360 LRS2cal  Yes
virus0000032_02dark11:35360 VIRUScal  Yes
lrs20000026_03dark11:42360 LRS2cal  Yes
virus0000032_03dark11:42360 VIRUScal  Yes
0051QID 14111:56308.94.9UT26-1-009HPFsci2.041.7620.210.84244 P4
virus0000033_01parallel11:561060 VIRUSsci  Yes
0052QID 14112:02308.90.9UT26-1-009HPFsci2.202.1720.170.86243 P4
0053QID 14112:08308.90.9UT26-1-009HPFsci2.251.9120.100.89253 P4
virus0000034_01parallel12:211023 VIRUSsci  Yes
0054QID 186612:22969.18.8PSU26-1-007HPFsci2.482.2719.490.8334 Yes
0055LFC Cal12:40106.5 HPFcal  Yes
lrs20000027_01bias12:400 LRS2cal  Yes
virus0000035_01bias12:410 VIRUScal  Yes
virus0000036_01Cd-A12:4315 ENG26-1-002VIRUScal  Yes
virus0000037_01Hg12:4515 ENG26-1-002VIRUScal  Yes
0056Dark12:54319.5 HPFcal  Yes
0057Quartz FCU13:0574.5 HPFcal  Yes
0058Quartz FCU13:0774.5 HPFcal  Yes
0059Quartz FCU13:0974.5 HPFcal  Yes
0060Quartz FCU13:1174.5 HPFcal  Yes
0061Quartz FCU13:1374.5 HPFcal  Yes
0062Quartz FCU13:1474.5 HPFcal  Yes
0063Quartz FCU13:1674.5 HPFcal  Yes
0064Alpha Bright Cal13:1885.2 HPFcal  Yes
0065Alpha Bright Cal13:2085.2 HPFcal  Yes
0066Alpha Bright Cal13:2285.2 HPFcal  Yes
0067Alpha Bright Cal13:2485.2 HPFcal  Yes
0068LFC FCU13:27106.5 HPFcal  Yes
0069LFC FCU13:29106.5 HPFcal  Yes
0070LFC FCU13:32106.5 HPFcal  Yes
0071LFC FCU13:34106.5 HPFcal  Yes
0072LFC FCU13:36106.5 HPFcal  Yes
0073LFC FCU13:38106.5 HPFcal  Yes
0074LFC Cal13:41106.5 HPFcal  Yes
0075LFC Cal13:44106.5 HPFcal  Yes
0076Etalon Cal13:51159.8 HPFcal  Yes
0077Etalon Cal13:55159.8 HPFcal  Yes
0078Etalon Cal13:58159.8 HPFcal  Yes
0079Etalon Cal14:01159.8 HPFcal  Yes
0080UNe Slave Cal14:05426 HPFcal  Yes
0081UNe Slave Cal14:12426 HPFcal  Yes
0082UNe Slave Cal14:20426 HPFcal  Yes
0083UNe Slave Cal14:28426 HPFcal  Yes
0084UNe Slave Cal14:36426 HPFcal  Yes
0085UNe Slave Cal14:43426 HPFcal  Yes
0095LFC Cal22:34106.5 HPFcal  Yes
lrs20009900_01bias22:470 LRS2cal  Yes
virus0009900_01flat_Qth22:4820 VIRUScal  Yes
virus0009901_01bias22:490 VIRUScal  Yes
lrs20009901_01flat_ldls_long_B22:5020 LRS2cal  Yes
virus0009902_01dark22:5115 VIRUScal  Yes
lrs20009902_01Cd-A_B22:5229 LRS2cal  Yes
lrs20009903_01FeAr_R22:5415 LRS2cal  Yes
lrs20009904_01Hg_B22:5515 LRS2cal  Yes
0096Dark22:58319.5 HPFcal  Yes
0097Quartz FCU23:0474.5 HPFcal  Yes
0098Quartz FCU23:0674.5 HPFcal  Yes
0099Quartz FCU23:0874.5 HPFcal  Yes
0100Quartz FCU23:0974.5 HPFcal  Yes
0101Quartz FCU23:1174.5 HPFcal  Yes
0102Quartz FCU23:1374.5 HPFcal  Yes
0103Quartz FCU23:1574.5 HPFcal  Yes
0104Alpha Bright Cal23:1785.2 HPFcal  Yes
0105Alpha Bright Cal23:1985.2 HPFcal  Yes
0106Alpha Bright Cal23:2185.2 HPFcal  Yes
0107Alpha Bright Cal23:2385.2 HPFcal  Yes
0108LFC FCU23:26106.5 HPFcal  Yes
0109LFC FCU23:28106.5 HPFcal  Yes
0110LFC Cal23:31106.5 HPFcal  Yes
0111LFC Cal23:33106.5 HPFcal  Yes
0112Etalon Cal23:36159.8 HPFcal  Yes
0113UNe Slave Cal23:39426 HPFcal  Yes
lrs20000029_01flat_Qth_R23:4015 LRS2cal  Yes
lrs20000029_02flat_Qth_R23:4115 LRS2cal  Yes
lrs20000029_03flat_Qth_R23:4315 LRS2cal  Yes
lrs20000029_04flat_Qth_R23:4415 LRS2cal  Yes
lrs20000029_05flat_Qth_R23:4515 LRS2cal  Yes
lrs20000030_01flat_ldls_long_B23:4620 LRS2cal  Yes
0114UNe Slave Cal23:47426 HPFcal  Yes
lrs20000030_02flat_ldls_long_B23:4820 LRS2cal  Yes
lrs20000030_03flat_ldls_long_B23:4920 LRS2cal  Yes
lrs20000031_01Cd-A_B23:5029 LRS2cal  Yes
lrs20000031_02Cd-A_B23:5229 LRS2cal  Yes
lrs20000031_03Cd-A_B23:5329 LRS2cal  Yes
0115UNe Slave Cal23:55426 HPFcal  Yes
lrs20000032_01FeAr_R23:5515 LRS2cal  Yes
lrs20000032_02FeAr_R23:5615 LRS2cal  Yes
lrs20000032_03FeAr_R23:5715 LRS2cal  Yes
lrs20000033_01Hg_R23:5820 LRS2cal  Yes