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Civil Date
Ephemerides
2025-01-22SunsetSunriseMoon
Set12°18°18°12°RiseRiseSet
00:3101:1901:4712:2812:5713:4508:37-
Night Length10:41Sunset Temperature


On-Duty Personnel
Resident AstronomerTelescope Operator
Sergey RostopchinCassie Crowe


Overlaps
TO OverlapRA Overlap
Amy Westfall-

Other Personnelnone

Guestsnone


Open/Close Log
Open timeOutdoor tempTruss tempClose timeReasonTime open
00:195.24.012:54twilight12:35
Total Time Open12:35


      
ProgramNight PriorityScience
01:47Idle due to weather (clouds)
04:47Science
06:25Engineering (hpf)
07:30Science
09:24Idle due to weather (variable seeing)
11:16Science
Stack Data
StartStopee50ee80Hefi FocusMars FocusOutside TempDome TempTruss TempWind DirectionWind SpeedStack Type
00:5801:310.470.75210+69381.62.63.1254First of Night
03:5804:061.121.66240+75790.21.01.1407Post-Observing
04:0604:380.490.78170+8435-0.10.80.9359Stack/Re-stack
↪ CommentsPistoned 9:7 and 8:6 by +20
07:3007:361.502.9580+9561-2.7-2.1-2.05012Post-Observing
07:3608:130.540.86190+9423-2.7-2.2-2.16413Stack/Re-stack
09:5810:23+10088-6.6-6.1-5.95617Stack/Re-stack
↪ CommentsQuick stack.
12:4412:511.162.10160+10614-7.6-7.2-7.36213Post-Observing


Problem Reports
PR NumberTimesTime LostDescriptionResponse
643910:42-10:4200:007:2 oscillating.
617012:31-12:3500:0412:31:40 ALARM: MSG Y Slew Brake Load Cell Fault..


TO CommentsSome clouds and horrible seeing due to constant drop in temps.


RA Commentsnone


Observations
FileTarget/QIDExp StartExposureOverheadProgramInstrument ConfigurationData TypeIQDimmSkySBrtSkytransSNRCommentsCharge
lrs20000029_03bias00:000 LRS2cal  Yes
virus0000040_03bias00:000 VIRUScal  Yes
lrs20000029_04bias00:010 LRS2cal  Yes
virus0000040_04bias00:010 VIRUScal  Yes
lrs20000029_05bias00:020 LRS2cal  Yes
virus0000040_05bias00:020 VIRUScal  Yes
lrs20000029_06bias00:030 LRS2cal  Yes
virus0000040_06bias00:030 VIRUScal  Yes
lrs20000029_07bias00:030 LRS2cal  Yes
virus0000040_07bias00:040 VIRUScal  Yes
lrs20000029_08bias00:040 LRS2cal  Yes
virus0000040_08bias00:050 VIRUScal  Yes
lrs20000029_09bias00:050 LRS2cal  Yes
virus0000040_09bias00:050 VIRUScal  Yes
lrs20000029_10bias00:060 LRS2cal  Yes
virus0000040_10bias00:060 VIRUScal  Yes
lrs20000029_11bias00:070 LRS2cal  Yes
virus0000040_11bias00:070 VIRUScal  Yes
0001twilight00:28298.2 HPFcal  Yes
lrs20000001_01skyflat00:357 LRS2cal  Yes
lrs20000002_01skyflat00:3610 LRS2cal  Yes
lrs20000003_01skyflat00:3813 LRS2cal  Yes
lrs20000004_01skyflat00:3916 LRS2cal  Yes
lrs20000005_01skyflat00:4022 LRS2cal  Yes
lrs20000006_01skyflat00:4130 LRS2cal  Yes
virus0000001_01skyflat00:447 VIRUScal  Yes
virus0000002_01skyflat00:4610 VIRUScal  Yes
virus0000003_01skyflat00:4714 VIRUScal  Yes
virus0000004_01skyflat00:4818 VIRUScal  Yes
virus0000005_01skyflat00:5026 VIRUScal  Yes
lrs20000007_01dark00:51360 LRS2cal  Yes
virus0000006_01dark00:51360 VIRUScal  Yes
lrs20000007_02dark00:58360 LRS2cal  Yes
virus0000006_02dark00:58360 VIRUScal  Yes
lrs20000007_03dark01:05360 LRS2cal  Yes
virus0000006_03dark01:05360 VIRUScal  Yes
virus0000007_01G191B2B_034_E01:35604.0VIRUSspec1.741.4621.440.70  Yes
virus0000007_02G191B2B_034_E01:38602.0VIRUSspec1.821.4121.540.71  Yes
virus0000007_03G191B2B_034_E01:40601.0VIRUSspec1.841.2121.550.63  Yes
lrs20000008_01HD37725_056_E01:47155.8LRS2spec1.671.0521.410.36  Yes
lrs20000009_01HD37725_066_E01:50152.8LRS2spec1.591.1220.600.54  Yes
virus0000008_01parallel01:571006.3UT25-1-018VIRUSsci1.841.2721.520.63  No
virus0000008_02parallel01:591001.3UT25-1-018VIRUSsci1.981.6021.480.56  No
virus0000008_03parallel02:021001.3UT25-1-018VIRUSsci1.941.6421.470.54  No
virus0000009_01parallel02:071003.3UT25-1-018VIRUSsci1.841.4621.450.47  No
virus0000009_02parallel02:101001.3UT25-1-018VIRUSsci1.792.0121.400.42  No
virus0000009_03parallel02:131000.3UT25-1-018VIRUSsci1.841.7121.400.46  No
virus0000010_01parallel02:181003.3UT25-1-018VIRUSsci1.811.3121.540.62  No
virus0000010_02parallel02:211001.3UT25-1-018VIRUSsci1.711.2921.520.62  No
virus0000010_03parallel02:231001.3UT25-1-018VIRUSsci1.781.1521.510.56  No
virus0000011_01parallel02:281002.3UT25-1-018VIRUSsci1.711.5421.500.38  No
virus0000011_02parallel02:311001.3UT25-1-018VIRUSsci1.911.3921.510.47  No
virus0000011_03parallel02:341001.3UT25-1-018VIRUSsci1.931.6821.530.60  No
0002test_drk_donotuse02:4010.7 HPFcal  Yes
virus0000012_01parallel02:442083 VIRUSsci  Yes
0003parallel02:45649.69.2PSU25-1-013HPFsci1.911.7420.070.1961 No
0004parallel02:56649.61.2PSU25-1-013HPFsci1.741.6920.130.37104 No
0005parallel03:08649.61.2PSU25-1-013HPFsci1.651.2420.140.2241 No
0006test_drk_donotuse03:2010.7 HPFcal  Yes
0007parallel03:26327.5UT25-1-003HPFsci1.6319.870.10170 No
0008parallel03:27320.5UT25-1-003HPFsci1.6419.830.09138 No
0009parallel03:28320.5UT25-1-003HPFsci1.7319.820.07133 No
virus0000013_01dark03:32360 ENG25-1-004VIRUScal  Yes
virus0000013_02dark03:39360 ENG25-1-004VIRUScal  Yes
virus0000013_03dark03:46360 ENG25-1-004VIRUScal  Yes
virus0000013_04dark03:53360 ENG25-1-004VIRUScal  Yes
virus0000013_05dark04:00360 ENG25-1-004VIRUScal  Yes
virus0000013_06dark04:07360 ENG25-1-004VIRUScal  Yes
virus0000013_07dark04:13360 ENG25-1-004VIRUScal  Yes
virus0000013_08dark04:20360 ENG25-1-004VIRUScal  Yes
virus0000013_09dark04:27360 ENG25-1-004VIRUScal  Yes
virus0000013_10dark04:34360 ENG25-1-004VIRUScal  Yes
lrs20000010_01parallel04:42300 LRS2sci  Yes
virus0000014_01parallel04:4230073.0M25-1-004VIRUSsci1.630.7121.900.36 cloudsNo
0010LFC Cal04:43106.5 HPFcal  Yes
0011LFC Cal04:45106.5 HPFcal  Yes
0012HR2901_tell_std04:53330.26.5HPFtelluric1.571.1420.460.62  Yes
lrs20000011_01parallel05:03300 LRS2sci  Yes
virus0000015_01parallel05:033004.0M25-1-004VIRUSsci2.151.4721.900.93  Yes
0013LFC Cal05:04106.5 HPFcal  Yes
0014LFC Cal05:06106.5 HPFcal  Yes
0015LFC Cal05:12106.5 HPFcal  Yes
lrs20000012_01parallel05:12300 LRS2sci  Yes
virus0000016_01parallel05:123004.0M25-1-004VIRUSsci2.041.3321.850.97  Yes
0016LFC Cal05:15106.5 HPFcal  Yes
lrs20000013_01parallel05:20300 LRS2sci  Yes
virus0000017_01parallel05:203003.0M25-1-004VIRUSsci2.041.4321.830.79  Yes
0017LFC Cal05:21106.5 HPFcal  Yes
0018LFC Cal05:23106.5 HPFcal  Yes
lrs20000014_01parallel05:28300 LRS2sci  Yes
0019LFC Cal05:29106.5 HPFcal  Yes
virus0000018_01parallel05:293004.0M25-1-004VIRUSsci1.961.1721.870.67  Yes
0020LFC Cal05:31106.5 HPFcal  Yes
lrs20000015_01parallel05:39600 LRS2sci  Yes
virus0000019_01parallel05:396005.0UT25-1-008VIRUSsci2.071.4821.700.86  Yes
0021LFC Cal05:40106.5 HPFcal  Yes
0022LFC Cal05:42106.5 HPFcal  Yes
0023LFC Cal05:44106.5 HPFcal  Yes
lrs20000015_02parallel05:50600 LRS2sci  Yes
virus0000019_02parallel05:516002.0UT25-1-008VIRUSsci2.341.8721.630.88  Yes
lrs20000015_03parallel06:02600 LRS2sci  Yes
virus0000019_03parallel06:026001.0UT25-1-008VIRUSsci2.401.9321.610.87  Yes
0024test_drk_donotuse06:1910.7 HPFcal  Yes
0025parallel06:2142.69.3UT25-1-003HPFsci2.522.0920.420.85350 Yes
0026parallel06:2342.60.3UT25-1-003HPFsci2.752.4720.390.82276 Yes
0027parallel06:2442.61.3UT25-1-003HPFsci2.792.6320.390.80286 Yes
0028test_drk_donotuse06:2610.7 HPFcal  Yes
0029GJ_41106:3374.57.8ENG25-1-000HPFeng2.592.2320.520.56223 Yes
virus0000020_01parallel06:333811 VIRUSeng  Yes
0030GJ_41106:3574.50.8ENG25-1-000HPFeng2.402.2420.540.58272 Yes
0031GJ_41106:3774.50.8ENG25-1-000HPFeng2.602.0520.540.58238 Yes
0032GJ_41106:3874.50.8ENG25-1-000HPFeng2.742.0720.510.57249 Yes
0033GJ_41106:4074.5-0.2ENG25-1-000HPFeng2.602.0120.530.60237 Yes
0034GJ_41106:4274.50.8ENG25-1-000HPFeng2.622.5020.530.60255 Yes
0035GJ_41106:4474.50.8ENG25-1-000HPFeng2.552.4120.530.62271 Yes
0036GJ_41106:4574.50.8ENG25-1-000HPFeng2.491.9820.530.63293 Yes
0037GJ_41106:4774.5-0.2ENG25-1-000HPFeng2.482.1020.510.63312 Yes
0038GJ_41106:4974.50.8ENG25-1-000HPFeng2.731.8520.520.63256 Yes
0039GJ_41106:5174.50.8ENG25-1-000HPFeng2.381.8920.580.67329 Yes
0040GJ_41106:5374.50.8ENG25-1-000HPFeng2.442.0120.540.66289 Yes
0041GJ_41106:5474.50.8ENG25-1-000HPFeng2.591.9420.540.64287 Yes
0042GJ_41106:5674.5-0.2ENG25-1-000HPFeng2.622.0320.550.65313 Yes
0043GJ_41106:5874.50.8ENG25-1-000HPFeng2.251.7320.530.65330 Yes
0044GJ_41107:0074.50.8ENG25-1-000HPFeng2.432.2520.530.64307 Yes
0045GJ_41107:0174.50.8ENG25-1-000HPFeng2.592.3520.530.64326 Yes
0046GJ_41107:0374.5-0.2ENG25-1-000HPFeng2.592.4320.530.64305 Yes
0047GJ_41107:0574.50.8ENG25-1-000HPFeng2.632.1120.530.68305 Yes
0048GJ_41107:0774.50.8ENG25-1-000HPFeng2.642.4520.520.67320 Yes
0049GJ_41107:0974.50.8ENG25-1-000HPFeng2.462.2620.540.69329 Yes
0050GJ_41107:1074.50.8ENG25-1-000HPFeng2.492.2520.490.67308 Yes
0051GJ_41107:1274.5-0.2ENG25-1-000HPFeng2.472.8520.480.69332 Yes
0052GJ_41107:1474.50.8ENG25-1-000HPFeng2.443.0420.490.67318 Yes
0053GJ_41107:1674.50.8ENG25-1-000HPFeng2.582.7720.480.64302 Yes
0054GJ_41107:1774.50.8ENG25-1-000HPFeng2.422.5620.480.69326 Yes
0055GJ_41107:1974.5-0.2ENG25-1-000HPFeng2.352.7720.470.70331 Yes
0056GJ_41107:2174.50.8ENG25-1-000HPFeng2.472.3120.470.67287 Yes
0057GJ_41107:2374.50.8ENG25-1-000HPFeng2.512.2920.430.71286 Yes
0058GJ_41107:2574.50.8ENG25-1-000HPFeng2.662.5020.380.70302 Yes
0059LFC Cal07:27106.5 HPFcal  Yes
0060test_drk_donotuse08:1710.7 HPFcal  Yes
0061parallel08:1963.95.9UT25-1-003HPFsci2.492.4420.180.91374 Yes
0062parallel08:2063.9-0.1UT25-1-003HPFsci2.432.3220.190.92434 Yes
0063parallel08:2263.90.9UT25-1-003HPFsci2.242.1020.190.91450 Yes
0064LFC Cal08:30106.5 HPFcal  Yes
lrs20000016_01parallel08:30600 LRS2sci  Yes
virus0000021_01parallel08:306007.0UT25-1-008VIRUSsci2.582.1621.680.83  No
0065LFC Cal08:32106.5 HPFcal  Yes
0066LFC Cal08:35106.5 HPFcal  Yes
lrs20000016_02parallel08:41600 LRS2sci  Yes
virus0000021_02parallel08:416001.0UT25-1-008VIRUSsci2.792.5121.550.88  No
lrs20000016_03parallel08:52600 LRS2sci  Yes
virus0000021_03parallel08:526001.0UT25-1-008VIRUSsci2.702.0821.480.89  No
0067test_drk_donotuse09:0410.7 HPFcal  Yes
0068parallel09:08969.15.8PSU25-1-011HPFsci2.692.0520.640.5726 Yes
virus0000022_01parallel09:081023 VIRUSsci  Yes
0069LFC Cal09:26106.5 HPFcal  Yes
0070test_drk_donotuse09:3210.7 HPFcal  Yes
0071parallel09:33617.78.7UT25-1-016HPFsci2.762.2620.000.958variabe seeingNo
virus0000023_01parallel09:331984 VIRUSsci  Yes
0072parallel09:44617.70.7UT25-1-016HPFsci3.703.5019.910.867 No
0073LFC Cal09:56106.5 HPFcal  Yes
0074test_drk_donotuse10:3010.7 HPFcal  Yes
0075parallel10:31287.68.2UT25-1-003HPFsci4.182.8319.870.98239bad seeing. abortedNo
virus0000024_01parallel10:31961 VIRUSsci  Yes
0076LFC Cal11:22106.5 HPFcal  Yes
virus0000025_01parallel11:22300 VIRUSsci  Yes
lrs20000017_01parallel11:223006.0PSU25-1-005LRS2-Rsci3.042.4020.350.93  P4
0077LFC Cal11:24106.5 HPFcal  Yes
0078LFC Cal11:34106.5 HPFcal  Yes
virus0000026_01parallel11:341500 VIRUSsci  Yes
lrs20000018_01parallel11:3415007.0PSU25-1-003LRS2-Bsci2.842.4320.650.77  Yes
0079LFC Cal11:36106.5 HPFcal  Yes
0080LFC Cal11:38106.5 HPFcal  Yes
0081LFC Cal12:04106.5 HPFcal  Yes
virus0000027_01parallel12:04300 VIRUSsci  Yes
lrs20000019_01parallel12:043005.0PSU25-1-005LRS2-Rsci2.411.4020.411.10  P4
0082LFC Cal12:07106.5 HPFcal  Yes
lrs20000020_01parallel12:152406.0UT25-1-007LRS2-Bsci2.191.7320.840.81  P4
0083LFC Cal12:16106.5 HPFcal  Yes
virus0000028_01parallel12:24300 VIRUSsci  Yes
0084LFC Cal12:25106.5 HPFcal  Yes
lrs20000021_01parallel12:253006.0PSU25-1-005LRS2-Rsci2.651.9819.981.04  P4
0085LFC Cal12:27106.5 HPFcal  Yes
0086LFC Cal12:38106.5 HPFcal  Yes
virus0000029_01parallel12:38300 VIRUSsci  Yes
lrs20000022_01parallel12:383008.0PSU25-1-005LRS2-Rsci2.321.9020.020.88  P4
0087LFC Cal12:40106.5 HPFcal  Yes
lrs20000023_01bias12:440 LRS2cal  Yes
virus0000030_01bias12:450 VIRUScal  Yes
virus0000031_01Cd-A12:4915 ENG25-1-002VIRUScal  Yes
virus0000032_01Hg12:5115 ENG25-1-002VIRUScal  Yes
0088Dark12:58319.5 HPFcal  Yes
0089Quartz FCU13:1074.5 HPFcal  Yes
0090Quartz FCU13:1274.5 HPFcal  Yes
0091Quartz FCU13:1374.5 HPFcal  Yes
0092Quartz FCU13:1574.5 HPFcal  Yes
0093Quartz FCU13:1774.5 HPFcal  Yes
0094Quartz FCU13:1974.5 HPFcal  Yes
0095Quartz FCU13:2074.5 HPFcal  Yes
0096Alpha Bright Cal13:2385.2 HPFcal  Yes
0097Alpha Bright Cal13:2585.2 HPFcal  Yes
0098Alpha Bright Cal13:2785.2 HPFcal  Yes
0099Alpha Bright Cal13:2985.2 HPFcal  Yes
0100LFC FCU13:32106.5 HPFcal  Yes
0101LFC FCU13:35106.5 HPFcal  Yes
0102LFC FCU13:37106.5 HPFcal  Yes
0103LFC FCU13:39106.5 HPFcal  Yes
0104LFC FCU13:42106.5 HPFcal  Yes
0105LFC FCU13:44106.5 HPFcal  Yes
0106LFC Cal13:47106.5 HPFcal  Yes
0107LFC Cal13:49106.5 HPFcal  Yes
0108Etalon Cal13:57159.8 HPFcal  Yes
0109Etalon Cal14:00159.8 HPFcal  Yes
0110Etalon Cal14:04159.8 HPFcal  Yes
0111Etalon Cal14:07159.8 HPFcal  Yes
0112UNe Slave Cal14:11426 HPFcal  Yes
0113UNe Slave Cal14:18426 HPFcal  Yes
0114UNe Slave Cal14:26426 HPFcal  Yes
0115UNe Slave Cal14:34426 HPFcal  Yes
0116UNe Slave Cal14:42426 HPFcal  Yes
0117UNe Slave Cal14:50426 HPFcal  Yes
0113LFC Cal21:46106.5 HPFcal  Yes
lrs20009900_01bias22:190 LRS2cal  Yes
virus0009900_01flat_Qth22:2020 VIRUScal  Yes
virus0009901_01bias22:220 VIRUScal  Yes
lrs20009901_01flat_ldls_long_B22:2220 LRS2cal  Yes
virus0009902_01dark22:2415 VIRUScal  Yes
lrs20009902_01Cd-A_B22:2538 LRS2cal  Yes
lrs20009903_01FeAr_R22:2615 LRS2cal  Yes
lrs20009904_01Hg_B22:2815 LRS2cal  Yes
0114Dark22:31319.5 HPFcal  Yes
0115Quartz FCU22:3774.5 HPFcal  Yes
0116Quartz FCU22:3974.5 HPFcal  Yes
0117Quartz FCU22:4174.5 HPFcal  Yes
0118Quartz FCU22:4374.5 HPFcal  Yes
0119Quartz FCU22:4574.5 HPFcal  Yes
0120Quartz FCU22:4674.5 HPFcal  Yes
0121Quartz FCU22:4874.5 HPFcal  Yes
0122Alpha Bright Cal22:5085.2 HPFcal  Yes
0123Alpha Bright Cal22:5285.2 HPFcal  Yes
0124Alpha Bright Cal22:5485.2 HPFcal  Yes
0125Alpha Bright Cal22:5685.2 HPFcal  Yes
0126LFC FCU22:59106.5 HPFcal  Yes
0127LFC FCU23:01106.5 HPFcal  Yes
0128LFC Cal23:04106.5 HPFcal  Yes
0129LFC Cal23:07106.5 HPFcal  Yes
0130Etalon Cal23:09159.8 HPFcal  Yes
0131UNe Slave Cal23:13426 HPFcal  Yes
lrs20000023_01flat_Qth_R23:1415 LRS2cal  Yes
lrs20000023_02flat_Qth_R23:1515 LRS2cal  Yes
lrs20000023_03flat_Qth_R23:1715 LRS2cal  Yes
lrs20000023_04flat_Qth_R23:1815 LRS2cal  Yes
lrs20000023_05flat_Qth_R23:1915 LRS2cal  Yes
lrs20000024_01flat_ldls_long_B23:2020 LRS2cal  Yes
0132UNe Slave Cal23:21426 HPFcal  Yes
lrs20000024_02flat_ldls_long_B23:2220 LRS2cal  Yes
lrs20000024_03flat_ldls_long_B23:2320 LRS2cal  Yes
lrs20000025_01Cd-A_B23:2438 LRS2cal  Yes
lrs20000025_02Cd-A_B23:2638 LRS2cal  Yes
0133UNe Slave Cal23:28426 HPFcal  Yes
lrs20000025_03Cd-A_B23:2838 LRS2cal  Yes
lrs20000026_01FeAr_R23:2915 LRS2cal  Yes
lrs20000026_02FeAr_R23:3015 LRS2cal  Yes
lrs20000026_03FeAr_R23:3215 LRS2cal  Yes
lrs20000027_01Hg_R23:3320 LRS2cal  Yes
lrs20000027_02Hg_R23:3420 LRS2cal  Yes
lrs20000027_03Hg_R23:3520 LRS2cal  Yes
0134UNe Slave Cal23:36426 HPFcal  Yes
lrs20000028_01Hg_B23:3715 LRS2cal  Yes
lrs20000028_02Hg_B23:3815 LRS2cal  Yes
lrs20000028_03Hg_B23:3915 LRS2cal  Yes
0135UNe Slave Cal23:44426 HPFcal  Yes
virus0000037_01flat_ldls_long23:4615 VIRUScal  Yes
virus0000037_02flat_ldls_long23:4715 VIRUScal  Yes
virus0000037_03flat_ldls_long23:4915 VIRUScal  Yes
virus0000038_01Cd-A23:5015 VIRUScal  Yes
virus0000038_02Cd-A23:5115 VIRUScal  Yes
0136UNe Slave Cal23:52426 HPFcal  Yes
virus0000038_03Cd-A23:5315 VIRUScal  Yes
virus0000039_01Hg23:5415 VIRUScal  Yes
virus0000039_02Hg23:5615 VIRUScal  Yes
virus0000039_03Hg23:5715 VIRUScal  Yes
lrs20000029_01bias23:580 LRS2cal  Yes
virus0000040_01bias23:580 VIRUScal  Yes
lrs20000029_02bias23:590 LRS2cal  Yes
virus0000040_02bias23:590 VIRUScal  Yes