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Civil Date
Ephemerides
2021-08-04SunsetSunriseMoon
Set12°18°18°12°RiseRiseSet
01:5502:4503:1710:4711:2012:0909:13-
Night Length7:30Sunset Temperature


On-Duty Personnel
Resident AstronomerTelescope OperatorOPS EngineerDay Ops
Stephen OdewahnAmy Westfall--


Overlapsnone

Other Personnelnone

Guestsnone


Open/Close Log
Open timeOutdoor tempTruss tempClose timeReasonTime open
01:5521.017.702:31clouds00:36
03:1219.017.911:26twilight08:14
Total Time Open8:50


      
ProgramNight PriorityScience
03:17Science
03:38Idle due to weather (clouds)
03:57Science
10:13Engineering (hpf)
Stack Data
StartStopee50ee80Hefi FocusMars FocusOutside TempDome TempTruss TempWind DirectionWind SpeedStack Type
02:0503:380.370.5650-83818.418.418.312210First of Night
11:1711:230.610.89210+51817.016.916.92780Post-Observing


Problem Reports
PR NumberTimesTime LostDescriptionResponse
588706:40-07:0900:29Lost probe stars, except for active Guider Camera starSignal to noise was fine, target was not lost, no effect on science, just weird.
582605:00-05:0000:00External Dew Point Sensor reading unrealistic values


Ops Commentsnone


TO CommentsSuspicious clouds at beginning of night, then clear, calm night afterward. External and internal dust sensors show similar values when dome is open.


RA CommentsModerately cloudy at sunset (01:55 UT). Night for high pri sci-eng. Took L/V skyflats at sunset.


Observations
FileTarget/QIDExp StartExposureOverheadProgramInstrument ConfigurationData TypeIQDimmSkySBrtSkytransSNRCommentsCharge
lrs20000001_01bias00:000 LRS2cal  Yes
virus0000001_01bias00:000 VIRUScal  Yes
lrs20000001_02bias00:010 LRS2cal  Yes
virus0000001_02bias00:010 VIRUScal  Yes
lrs20000001_03bias00:010 LRS2cal  Yes
lrs20000001_04bias00:020 LRS2cal  Yes
virus0000001_03bias00:020 VIRUScal  Yes
virus0000001_04bias00:030 VIRUScal  Yes
lrs20000001_05bias00:030 LRS2cal  Yes
virus0000001_05bias00:040 VIRUScal  Yes
lrs20000001_06bias00:040 LRS2cal  Yes
virus0000001_06bias00:050 VIRUScal  Yes
lrs20000001_07bias00:050 LRS2cal  Yes
virus0000001_07bias00:050 VIRUScal  Yes
lrs20000001_08bias00:060 LRS2cal  Yes
virus0000001_08bias00:060 VIRUScal  Yes
lrs20000001_09bias00:070 LRS2cal  Yes
virus0000001_09bias00:070 VIRUScal  Yes
lrs20000001_10bias00:080 LRS2cal  Yes
virus0000001_10bias00:080 VIRUScal  Yes
lrs20000001_11bias00:090 LRS2cal  Yes
virus0000001_11bias00:090 VIRUScal  Yes
lrs20000002_01dark00:09360 LRS2cal  Yes
virus0000002_01dark00:10360 VIRUScal  Yes
lrs20000002_02dark00:16360 LRS2cal  Yes
virus0000002_02dark00:17360 VIRUScal  Yes
lrs20000002_03dark00:23360 LRS2cal  Yes
virus0000002_03dark00:24360 VIRUScal  Yes
lrs20000003_01skyflat02:017 LRS2cal  Yes
lrs20000004_01skyflat02:0210 LRS2cal  Yes
lrs20000005_01skyflat02:0313 LRS2cal  Yes
lrs20000006_01skyflat02:0516 LRS2cal  Yes
lrs20000007_01skyflat02:0622 LRS2cal  Yes
lrs20000008_01skyflat02:0730 LRS2cal  Yes
virus0000003_01skyflat02:127 VIRUScal  Yes
virus0000004_01skyflat02:1310 VIRUScal  Yes
virus0000005_01skyflat02:1414 VIRUScal  Yes
virus0000006_01skyflat02:1518 VIRUScal  Yes
virus0000007_01skyflat02:1726 VIRUScal  Yes
virus0000008_01skyflat02:1845 VIRUScal  Yes
0001LFC Cal03:59106.5 HPFcal  Yes
0002parallel04:02915.94.7G21-3-002HPFsci1.4719.550.74137 Yes
virus0000009_01parallel04:022737.5 VIRUSsci  Yes
0003parallel04:18915.90.7G21-3-002HPFsci1.4519.580.75147 Yes
0004LFC Cal04:34106.5 HPFcal  Yes
0005parallel04:39969.15.8PSU21-3-009HPFsci1.5220.100.6973 Yes
virus0000010_01parallel04:392872.5 VIRUSsci  Yes
0006parallel04:56969.10.8PSU21-3-009HPFsci1.6520.160.7066 Yes
0007LFC Cal05:13106.5 HPFcal  Yes
0008LFC Cal05:17106.5 HPFcal  Yes
lrs20000009_01parallel05:17500 LRS2sci  Yes
virus0000011_01parallel05:175005.7M21-3-002VIRUSsci1.7622.230.65  Yes
0009LFC Cal05:19106.5 HPFcal  Yes
0010LFC Cal05:22106.5 HPFcal  Yes
lrs20000009_02parallel05:27500 LRS2sci  Yes
virus0000011_02parallel05:275000.7M21-3-002VIRUSsci1.8922.190.64  Yes
lrs20000009_03parallel05:37500 LRS2sci  Yes
virus0000011_03parallel05:375001.7M21-3-002VIRUSsci1.6222.180.61  Yes
0011parallel05:50969.14.8PSU21-3-011HPFsci1.7920.400.8155 Yes
virus0000012_01parallel05:502872.5 VIRUSsci  Yes
0012parallel06:07969.10.8PSU21-3-011HPFsci1.6620.230.8053 Yes
0013LFC Cal06:24106.5 HPFcal  Yes
virus0000013_01LDS_749B_047_E06:30607.0VIRUSspec1.6821.920.61  Yes
virus0000013_02LDS_749B_047_E06:32601.0VIRUSspec1.6721.900.62  Yes
virus0000013_03LDS_749B_047_E06:34601.0VIRUSspec1.6721.800.63  Yes
virus0000014_01parallel06:405405.0M21-3-004VIRUSsci1.7321.940.66  Yes
virus0000014_02parallel06:505401.0M21-3-004VIRUSsci1.7321.930.68  Yes
virus0000014_03parallel07:005401.0M21-3-004VIRUSsci1.8521.940.68  Yes
0014LFC Cal07:15106.5 HPFcal  Yes
0015LFC Cal07:18106.5 HPFcal  Yes
virus0000015_01parallel07:19540 VIRUSsci  Yes
lrs20000010_01parallel07:1954010.0UT21-3-008LRS2-Rsci1.4821.200.85  Yes
0016LFC Cal07:20106.5 HPFcal  Yes
virus0000015_02parallel07:29540 VIRUSsci  Yes
lrs20000010_02parallel07:295401.0UT21-3-008LRS2-Rsci1.8621.210.85  Yes
0017LFC Cal07:45106.5 HPFcal  Yes
virus0000016_01parallel07:45540 VIRUSsci  Yes
lrs20000011_01parallel07:455407.0UT21-3-008LRS2-Rsci1.6020.930.85  Yes
0018LFC Cal07:47106.5 HPFcal  Yes
0019LFC Cal07:50106.5 HPFcal  Yes
virus0000016_02parallel07:55540 VIRUSsci  Yes
lrs20000011_02parallel07:555401.0UT21-3-008LRS2-Rsci1.3920.950.85  Yes
0020LFC Cal08:10106.5 HPFcal  Yes
virus0000017_01parallel08:10540 VIRUSsci  Yes
lrs20000012_01parallel08:105406.0UT21-3-008LRS2-Rsci1.4721.220.96  Yes
0021LFC Cal08:13106.5 HPFcal  Yes
0022LFC Cal08:15106.5 HPFcal  Yes
virus0000017_02parallel08:20540 VIRUSsci  Yes
lrs20000012_02parallel08:215402.0UT21-3-008LRS2-Rsci1.5221.210.94  Yes
0023LFC Cal08:31106.5 HPFcal  Yes
0024LFC Cal08:33106.5 HPFcal  Yes
virus0000018_01parallel08:35540 VIRUSsci  Yes
lrs20000013_01parallel08:355405.0UT21-3-008LRS2-Rsci1.5921.030.92  Yes
0025LFC Cal08:36106.5 HPFcal  Yes
virus0000018_02parallel08:45540 VIRUSsci  Yes
lrs20000013_02parallel08:455401.0UT21-3-008LRS2-Rsci1.6821.000.91  Yes
virus0000019_01parallel09:002872.5 VIRUSsci  Yes
0026parallel09:01969.16.8UT21-3-010HPFsci1.2720.590.7663 Yes
0027parallel09:17969.1-0.2UT21-3-010HPFsci1.4820.470.7662 Yes
0028LFC Cal09:35106.5 HPFcal  Yes
0029LFC Cal09:39106.5 HPFcal  Yes
0030parallel09:42915.98.7G21-3-002HPFsci1.5720.340.79128 Yes
virus0000020_01parallel09:422737.5 VIRUSsci  Yes
0031parallel09:58915.90.7G21-3-002HPFsci1.7320.340.85122 Yes
0032LFC Cal10:14106.5 HPFcal  Yes
0033Teegarden10:21969.17.8ENG21-3-003HPFeng1.6220.270.91292 Yes
virus0000021_01parallel10:212872.5 VIRUSeng  Yes
0034Teegarden10:38969.10.8ENG21-3-003HPFeng1.4320.330.94275 Yes
0035LFC Cal10:55106.5 HPFcal  Yes
0036parallel11:002456.9UT21-3-014HPFsci1.5220.490.91378 Yes
virus0000022_01parallel11:001147.5 VIRUSsci  Yes
0037parallel11:05245-0.1UT21-3-014HPFsci1.5420.460.91394 Yes
0038parallel11:102450.9UT21-3-014HPFsci1.6020.290.92392 Yes
virus0000023_01bias11:170 VIRUScal  Yes
0039Dark11:34319.5 HPFcal  Yes
0040Quartz FCU11:4574.5 HPFcal  Yes
0041Quartz FCU11:4774.5 HPFcal  Yes
0042Quartz FCU11:4974.5 HPFcal  Yes
0043Quartz FCU11:5074.5 HPFcal  Yes
0044Quartz FCU11:5274.5 HPFcal  Yes
0045Quartz FCU11:5474.5 HPFcal  Yes
0046Quartz FCU11:5674.5 HPFcal  Yes
0047Alpha Bright Cal11:5885.2 HPFcal  Yes
0048Alpha Bright Cal12:0085.2 HPFcal  Yes
0049Alpha Bright Cal12:0285.2 HPFcal  Yes
0050Alpha Bright Cal12:0485.2 HPFcal  Yes
0051LFC FCU12:07106.5 HPFcal  Yes
0052LFC FCU12:09106.5 HPFcal  Yes
0053LFC FCU12:11106.5 HPFcal  Yes
0054LFC FCU12:14106.5 HPFcal  Yes
0055LFC FCU12:16106.5 HPFcal  Yes
0056LFC FCU12:18106.5 HPFcal  Yes
0057LFC Cal12:21106.5 HPFcal  Yes
0058LFC Cal12:23106.5 HPFcal  Yes
0059Etalon Cal12:31159.8 HPFcal  Yes
0060Etalon Cal12:34159.8 HPFcal  Yes
0061Etalon Cal12:38159.8 HPFcal  Yes
0062Etalon Cal12:41159.8 HPFcal  Yes
0063UNe Slave Cal12:44852 HPFcal  Yes
0064UNe Slave Cal12:59852 HPFcal  Yes
0065UNe Slave Cal13:14852 HPFcal  Yes
lrs20009901_01bias21:450 LRS2cal  Yes
lrs20009902_01flat_Qth_R21:4515 LRS2cal  Yes
lrs20009903_01FeAr_R21:4815 LRS2cal  Yes
0045LFC Cal21:51106.5 HPFcal  Yes
virus0009900_01flat_ldls_long21:5815 VIRUScal  Yes
virus0009901_01Cd-A22:0015 VIRUScal  Yes
virus0009902_01Hg22:0115 VIRUScal  Yes
virus0009903_01bias22:020 VIRUScal  Yes
virus0006060_01flat_ldls_long22:1515 VIRUScal  Yes
virus0006061_01bias22:160 VIRUScal  Yes
0046Dark22:33319.5 HPFcal  Yes
0047Quartz FCU22:4074.5 HPFcal  Yes
0048Quartz FCU22:4174.5 HPFcal  Yes
0049Quartz FCU22:4374.5 HPFcal  Yes
0050Quartz FCU22:4574.5 HPFcal  Yes
0051Quartz FCU22:4774.5 HPFcal  Yes
0052Quartz FCU22:4874.5 HPFcal  Yes
0053Quartz FCU22:5074.5 HPFcal  Yes
0054Alpha Bright Cal22:5385.2 HPFcal  Yes
0055Alpha Bright Cal22:5585.2 HPFcal  Yes
0056Alpha Bright Cal22:5685.2 HPFcal  Yes
0057Alpha Bright Cal22:5885.2 HPFcal  Yes
0058LFC FCU23:01106.5 HPFcal  Yes
0059LFC FCU23:04106.5 HPFcal  Yes
0060LFC Cal23:06106.5 HPFcal  Yes
0061LFC Cal23:09106.5 HPFcal  Yes
0062Etalon Cal23:11159.8 HPFcal  Yes
0063UNe Slave Cal23:15852 HPFcal  Yes
lrs20000010_01flat_Qth_R23:1615 LRS2cal  Yes
lrs20000010_02flat_Qth_R23:1715 LRS2cal  Yes
lrs20000010_03flat_Qth_R23:1915 LRS2cal  Yes
lrs20000010_04flat_Qth_R23:2015 LRS2cal  Yes
lrs20000010_05flat_Qth_R23:2115 LRS2cal  Yes
lrs20000011_01flat_ldls_long_B23:2215 LRS2cal  Yes
lrs20000011_02flat_ldls_long_B23:2415 LRS2cal  Yes
lrs20000011_03flat_ldls_long_B23:2515 LRS2cal  Yes
lrs20000012_01Cd-A_B23:2638 LRS2cal  Yes
lrs20000012_02Cd-A_B23:2838 LRS2cal  Yes
lrs20000012_03Cd-A_B23:2938 LRS2cal  Yes
0064UNe Slave Cal23:30852 HPFcal  Yes
lrs20000013_01FeAr_R23:3115 LRS2cal  Yes
lrs20000013_02FeAr_R23:3215 LRS2cal  Yes
lrs20000013_03FeAr_R23:3315 LRS2cal  Yes
lrs20000014_01Hg_R23:3520 LRS2cal  Yes
lrs20000014_02Hg_R23:3620 LRS2cal  Yes
lrs20000014_03Hg_R23:3720 LRS2cal  Yes
lrs20000015_01Hg_B23:3815 LRS2cal  Yes
lrs20000015_02Hg_B23:4015 LRS2cal  Yes
lrs20000015_03Hg_B23:4115 LRS2cal  Yes
0065UNe Slave Cal23:45852 HPFcal  Yes
virus0000015_01flat_ldls_long23:4715 VIRUScal  Yes
virus0000015_02flat_ldls_long23:4915 VIRUScal  Yes
virus0000015_03flat_ldls_long23:5015 VIRUScal  Yes
virus0000016_01Cd-A23:5215 VIRUScal  Yes
virus0000016_02Cd-A23:5315 VIRUScal  Yes
virus0000016_03Cd-A23:5415 VIRUScal  Yes
virus0000017_01Hg23:5615 VIRUScal  Yes
virus0000017_02Hg23:5715 VIRUScal  Yes
virus0000017_03Hg23:5915 VIRUScal  Yes