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Civil Date
Ephemerides
2026-05-27SunsetSunriseMoon
Set12°18°18°12°RiseRiseSet
01:5902:5103:2610:2010:5511:48-09:48
Night Length6:54Sunset Temperature


On-Duty Personnel
Resident AstronomerTelescope OperatorOPS EngineerDay Ops
Tyler RyburnAiden Dillard
Cassie Crowe
--


Overlaps
TO OverlapRA Overlap
Cassie Crowe-

Other PersonnelNicole Wilson

Guestsnone


Open/Close Log
Open timeOutdoor tempTruss tempClose timeReasonTime open
01:5621.018.511:23twilight09:27
Total Time Open9:27


      
ProgramNight PriorityScience
03:26Science
08:51Engineering (hpf)
Stack Data
StartStopee50ee80Hefi FocusMars FocusOutside TempDome TempTruss TempWind DirectionWind SpeedStack Type
02:3903:070.450.65-390+112318.018.318.110413First of Night
10:5111:030.741.15-460+225317.316.116.21669Post-Observing


Problem Reports
PR NumberTimesTime LostDescriptionResponse
666800:30-02:1501:45Troubles with segments 6:1, 6:2, 5:1. Very large target sensor errors for many sensors around these segments.Called: NW

NW sited in the segments and adjusted sensors.
658111:00-11:2300:23Closed dome for twilight and the shutter status kept flashing indicating it was near closed and still moving but appeared to be stuck in the incorrect position. Moved dome to other position and attempted to close, but TCS still indicated it wasn't fully closed when at the closed position. Emailed George


Ops Commentsnone


TO Commentsnone


RA Commentsnone


Observations
FileTarget/QIDExp StartExposureOverheadProgramInstrument ConfigurationData TypeIQDimmSkySBrtSkytransSNRCommentsCharge
virus0000023_02Hg00:0015 VIRUScal  Yes
virus0000023_03Hg00:0115 VIRUScal  Yes
lrs20000001_01bias00:030 LRS2cal  Yes
virus0000001_01bias00:030 VIRUScal  Yes
lrs20000001_02bias00:030 LRS2cal  Yes
virus0000001_02bias00:040 VIRUScal  Yes
lrs20000001_03bias00:040 LRS2cal  Yes
virus0000001_03bias00:040 VIRUScal  Yes
lrs20000001_04bias00:050 LRS2cal  Yes
virus0000001_04bias00:050 VIRUScal  Yes
lrs20000001_05bias00:060 LRS2cal  Yes
virus0000001_05bias00:060 VIRUScal  Yes
lrs20000001_06bias00:070 LRS2cal  Yes
virus0000001_06bias00:070 VIRUScal  Yes
lrs20000001_07bias00:080 LRS2cal  Yes
virus0000001_07bias00:080 VIRUScal  Yes
lrs20000001_08bias00:080 LRS2cal  Yes
virus0000001_08bias00:090 VIRUScal  Yes
lrs20000001_09bias00:090 LRS2cal  Yes
virus0000001_09bias00:100 VIRUScal  Yes
lrs20000001_10bias00:100 LRS2cal  Yes
virus0000001_10bias00:110 VIRUScal  Yes
lrs20000001_11bias00:110 LRS2cal  Yes
virus0000001_11bias00:110 VIRUScal  Yes
lrs20000002_01dark00:12360 LRS2cal  Yes
virus0000002_01dark00:12360 VIRUScal  Yes
lrs20000002_02dark00:19360 LRS2cal  Yes
virus0000002_02dark00:19360 VIRUScal  Yes
lrs20000002_03dark00:26360 LRS2cal  Yes
virus0000002_03dark00:26360 VIRUScal  Yes
lrs20000003_01skyflat02:057 LRS2cal  Yes
lrs20000004_01skyflat02:0610 LRS2cal  Yes
lrs20000005_01skyflat02:0713 LRS2cal  Yes
lrs20000006_01skyflat02:0816 LRS2cal  Yes
lrs20000007_01skyflat02:0922 LRS2cal  Yes
lrs20000008_01skyflat02:1130 LRS2cal  Yes
virus0000003_01skyflat02:157 VIRUScal  Yes
virus0000004_01skyflat02:1610 VIRUScal  Yes
virus0000005_01skyflat02:1714 VIRUScal  Yes
virus0000006_01skyflat02:1818 VIRUScal  Yes
virus0000007_01skyflat02:2026 VIRUScal  Yes
0001HR5567_tell_std03:14117.27.0HPFtelluric1.650.9718.460.90  Yes
virus0000008_01parallel03:22300 VIRUSspec  Yes
lrs20000009_01P177D_056_E03:233007.0LRS2spec1.360.9919.310.67  Yes
lrs20000010_01P177D_066_E03:311803.0LRS2spec1.420.8619.220.75  Yes
virus0000009_01parallel03:40382.3 VIRUSsci  Yes
0002parallel03:41340.86.3PSU26-2-014HPFsci1.3918.910.69473 P4
0003parallel03:59969.113.8PSU26-2-013HPFsci1.660.9419.270.98224 Yes
virus0000010_01parallel03:592000 VIRUSsci  Yes
0004parallel04:17969.10.8PSU26-2-013HPFsci1.611.0419.260.99239 Yes
0005LFC Cal04:34106.5 HPFcal  Yes
0006parallel04:46617.713.7UT26-2-004HPFsci1.570.9319.420.95138 P4
virus0000011_01parallel04:461297.1 VIRUSsci  Yes
0007parallel04:57617.70.7UT26-2-004HPFsci1.540.9219.410.91147 P4
0008parallel05:13308.95.9UT26-2-004HPFsci1.491.0218.770.80269 Yes
virus0000012_01parallel05:132802.8 VIRUSsci  Yes
0009parallel05:19308.9-0.1UT26-2-004HPFsci1.581.0618.750.80271 Yes
0010parallel05:25308.90.9UT26-2-004HPFsci1.721.2318.690.82267 Yes
0011parallel05:31308.90.9UT26-2-004HPFsci1.821.2118.660.84257 Yes
0012parallel05:36308.90.9UT26-2-004HPFsci1.731.0618.630.86285 Yes
0013parallel05:42308.9-0.1UT26-2-004HPFsci1.681.0218.600.86278 Yes
0014parallel05:48308.90.9UT26-2-004HPFsci1.581.3118.550.86271 Yes
0015parallel05:54308.90.9UT26-2-004HPFsci1.481.0218.510.87258 Yes
0016LFC Cal06:01106.5 HPFcal  Yes
virus0000013_01parallel06:041914.8 VIRUSsci  Yes
0017parallel06:05915.95.7G26-2-002HPFsci1.681.1418.880.7237 Yes
0018parallel06:21915.90.7G26-2-002HPFsci1.480.8618.750.7132 Yes
0019LFC Cal06:38106.5 HPFcal  Yes
0020parallel06:49138.513.7PSU26-2-015HPFsci1.521.0919.430.91410 Yes
virus0000014_01parallel06:492699.3 VIRUSsci  Yes
0021parallel06:52138.5-0.3PSU26-2-015HPFsci1.511.2519.430.91427 Yes
0022parallel06:55138.50.7PSU26-2-015HPFsci1.661.1019.460.92409 Yes
0023parallel06:58138.50.7PSU26-2-015HPFsci1.680.8919.490.91407 Yes
0024parallel07:01138.50.7PSU26-2-015HPFsci1.661.0219.490.93427 Yes
0025parallel07:04138.50.7PSU26-2-015HPFsci1.680.9019.500.93427 Yes
0026parallel07:07138.50.7PSU26-2-015HPFsci1.701.0619.530.93437 Yes
0027parallel07:10138.50.7PSU26-2-015HPFsci1.701.4219.540.93443 Yes
0028parallel07:13138.50.7PSU26-2-015HPFsci1.771.0519.530.94429 Yes
0029parallel07:15138.50.7PSU26-2-015HPFsci1.791.0519.500.94434 Yes
0030parallel07:18138.50.7PSU26-2-015HPFsci1.821.3119.500.94422 Yes
0031parallel07:21138.50.7PSU26-2-015HPFsci1.811.1719.520.93406 Yes
0032parallel07:24138.5-0.3PSU26-2-015HPFsci1.861.3319.530.92413 Yes
0033parallel07:27138.50.7PSU26-2-015HPFsci1.781.1619.540.93410 Yes
0034parallel07:30138.50.7PSU26-2-015HPFsci1.771.1919.540.93401 Yes
0035LFC Cal07:34106.5 HPFcal  Yes
0036LFC Cal07:40106.5 HPFcal  Yes
virus0000015_01parallel07:401200 VIRUSsci  Yes
lrs20000011_01parallel07:4012008.0PSU26-2-004LRS2-Bsci1.610.9519.500.82  Yes
0037LFC Cal07:43106.5 HPFcal  Yes
0038LFC Cal07:45106.5 HPFcal  Yes
0039parallel08:08138.58.7PSU26-2-015HPFsci1.580.8519.530.89419 Yes
virus0000016_01parallel08:082699.3 VIRUSsci  Yes
0040parallel08:11138.50.7PSU26-2-015HPFsci1.490.7519.500.90423 Yes
0041parallel08:14138.50.7PSU26-2-015HPFsci1.530.7319.490.90406 Yes
0042parallel08:17138.5-0.3PSU26-2-015HPFsci1.540.8219.500.89398 Yes
0043parallel08:20138.50.7PSU26-2-015HPFsci1.510.8219.490.91408 Yes
0044parallel08:23138.50.7PSU26-2-015HPFsci1.520.9619.480.91399 Yes
0045parallel08:26138.50.7PSU26-2-015HPFsci1.520.9519.450.92391 Yes
0046parallel08:29138.50.7PSU26-2-015HPFsci1.540.8419.430.93393 Yes
0047parallel08:32138.50.7PSU26-2-015HPFsci1.600.8919.450.93377 Yes
0048parallel08:35138.50.7PSU26-2-015HPFsci1.581.0219.470.94372 Yes
0049parallel08:38138.50.7PSU26-2-015HPFsci1.581.0319.440.95368 Yes
0050parallel08:40138.50.7PSU26-2-015HPFsci1.610.9419.470.95362 Yes
0051parallel08:43138.50.7PSU26-2-015HPFsci1.570.9019.490.96370 Yes
0052parallel08:46138.50.7PSU26-2-015HPFsci1.560.8319.480.97362 Yes
0053parallel08:49138.5-0.3PSU26-2-015HPFsci1.560.7219.480.99360 Yes
0054LFC Cal08:53106.5 HPFcal  Yes
0055LFC Cal08:55106.5 HPFcal  Yes
0056LFC Cal08:58106.5 HPFcal  Yes
virus0000017_01parallel09:046963 VIRUSeng  Yes
0057HD_18514409:0574.513.8ENG26-2-006HPFeng1.920.7319.250.984083 lfc taken beforehand as requested; defocused by 0.1 to avoid saturation, rejected by PI due to los SNR caused by weatherNo
0058HD_18514409:0774.50.8ENG26-2-006HPFeng1.930.7419.280.95412 No
0059HD_18514409:0874.50.8ENG26-2-006HPFeng1.830.6819.310.99562 No
0060HD_18514409:1074.5-0.2ENG26-2-006HPFeng1.610.8019.301.08537 No
0061HD_18514409:1274.50.8ENG26-2-006HPFeng1.660.7319.361.05540 No
0062HD_18514409:1474.50.8ENG26-2-006HPFeng1.720.7919.421.03528 No
0063HD_18514409:1674.50.8ENG26-2-006HPFeng1.4819.411.07623 No
0064HD_18514409:1774.50.8ENG26-2-006HPFeng1.4919.501.06610 No
0065HD_18514409:1974.5-0.2ENG26-2-006HPFeng1.4919.521.05643 No
0066HD_18514409:2174.50.8ENG26-2-006HPFeng1.4719.561.04640 No
0067HD_18514409:2374.50.8ENG26-2-006HPFeng1.5119.611.03641 No
0068HD_18514409:2474.50.8ENG26-2-006HPFeng1.5419.611.02640 No
0069HD_18514409:2674.5-0.2ENG26-2-006HPFeng1.6319.611.00620 No
0070HD_18514409:2874.50.8ENG26-2-006HPFeng1.5719.621.00651 No
0071HD_18514409:3074.50.8ENG26-2-006HPFeng1.5419.710.99666 No
0072HD_18514409:3274.50.8ENG26-2-006HPFeng1.4919.750.98685 No
0073HD_18514409:3374.50.8ENG26-2-006HPFeng1.4819.750.98700 No
0074HD_18514409:3574.5-0.2ENG26-2-006HPFeng1.4819.710.97690 No
0075HD_18514409:3774.50.8ENG26-2-006HPFeng1.5219.750.97680 No
0076HD_18514409:3974.50.8ENG26-2-006HPFeng1.5919.760.97668 No
0077HD_18514409:4074.50.8ENG26-2-006HPFeng1.6419.790.95647 No
0078HD_18514409:4274.5-0.2ENG26-2-006HPFeng1.6719.810.94658 No
0079HD_18514409:4474.50.8ENG26-2-006HPFeng1.7219.790.94648 No
0080HD_18514409:4674.50.8ENG26-2-006HPFeng1.7519.800.93641 No
0081HD_18514409:4874.50.8ENG26-2-006HPFeng1.700.9819.780.93644 No
0082HD_18514409:4974.50.8ENG26-2-006HPFeng1.760.9119.790.92649 No
0083HD_18514409:5174.5-0.2ENG26-2-006HPFeng1.721.1019.830.91657 No
0084HD_18514409:5374.50.8ENG26-2-006HPFeng1.751.0319.900.92651 No
0085HD_18514409:5574.50.8ENG26-2-006HPFeng1.730.9319.910.90657 No
0086HD_18514409:5674.50.8ENG26-2-006HPFeng1.800.9819.930.90636 No
0087HD_18514409:5874.5-0.2ENG26-2-006HPFeng1.840.8019.990.88646 No
0088HD_18514410:0074.50.8ENG26-2-006HPFeng1.840.9419.990.86631 No
0089HD_18514410:0274.50.8ENG26-2-006HPFeng1.790.9119.960.84634 No
0090HD_18514410:0474.50.8ENG26-2-006HPFeng1.821.0119.970.82637 No
0091HD_18514410:0574.50.8ENG26-2-006HPFeng1.881.0219.980.82624 No
0092HD_18514410:0774.5-0.2ENG26-2-006HPFeng1.900.9019.970.83608 No
0093HD_18514410:0974.50.8ENG26-2-006HPFeng1.871.0119.940.82619 No
0094HD_18514410:1174.50.8ENG26-2-006HPFeng1.900.9519.840.76584 No
0095HD_18514410:1274.50.8ENG26-2-006HPFeng1.840.9419.850.76607 No
0096HD_18514410:1474.5-0.2ENG26-2-006HPFeng1.871.0219.940.79607 No
0097HD_18514410:1674.50.8ENG26-2-006HPFeng1.870.9919.960.80597 No
0098HD_18514410:1874.50.8ENG26-2-006HPFeng1.871.2019.850.71580brought back to full focus due to lower transparencyNo
0099HD_18514410:2074.50.8ENG26-2-006HPFeng1.941.3019.930.76587 No
0100HD_18514410:2174.50.8ENG26-2-006HPFeng1.921.3119.930.75585 No
0101HD_18514410:2374.5-0.2ENG26-2-006HPFeng1.891.1219.910.77595 No
0102HD_18514410:2574.50.8ENG26-2-006HPFeng1.911.1419.430.49451Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0103HD_18514410:2774.50.8ENG26-2-006HPFeng1.811.1619.890.73593 No
0104HD_18514410:2874.50.8ENG26-2-006HPFeng1.871.2019.850.69574 No
0105HD_18514410:3074.5-0.2ENG26-2-006HPFeng1.901.1919.760.65535 No
0106HD_18514410:3274.50.8ENG26-2-006HPFeng1.911.2519.510.42382Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0107HD_18514410:3474.50.8ENG26-2-006HPFeng1.991.3619.330.27332Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0108HD_18514410:3574.50.8ENG26-2-006HPFeng2.021.3319.340.28329Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0109HD_18514410:3774.50.8ENG26-2-006HPFeng1.971.2619.280.30380Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0110HD_18514410:3974.5-0.2ENG26-2-006HPFeng1.981.1719.250.29302Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0111HD_18514410:4174.50.8ENG26-2-006HPFeng2.091.2119.110.28367Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0112HD_18514410:4374.50.8ENG26-2-006HPFeng2.101.1519.290.45444Clouds during exposure, but most exposures useful. Please reject observations if not acceptable.No
0113HD_18514410:4474.50.8ENG26-2-006HPFeng1.961.1419.320.52484 No
0114HD_18514410:4674.5-0.2ENG26-2-006HPFeng1.951.1819.250.52502 No
0115HD_18514410:4874.50.8ENG26-2-006HPFeng2.081.1819.440.62507 No
0116HD_18514410:5074.50.8ENG26-2-006HPFeng2.041.0619.400.645243 lfc taken afterwards as requestedNo
0117LFC Cal10:53106.5 HPFcal  Yes
0118LFC Cal10:55106.5 HPFcal  Yes
0119LFC Cal10:57106.5 HPFcal  Yes
lrs20000012_01bias11:000 LRS2cal  Yes
virus0000018_01bias11:010 VIRUScal  Yes
virus0000019_01Cd-A11:0515 ENG26-2-002VIRUScal  Yes
virus0000020_01Hg11:0615 ENG26-2-002VIRUScal  Yes
0120Dark11:30319.5 HPFcal  Yes
0121Quartz FCU11:4274.5 HPFcal  Yes
0122Quartz FCU11:4374.5 HPFcal  Yes
0123Quartz FCU11:4574.5 HPFcal  Yes
0124Quartz FCU11:4774.5 HPFcal  Yes
0125Quartz FCU11:4974.5 HPFcal  Yes
0126Quartz FCU11:5074.5 HPFcal  Yes
0127Quartz FCU11:5274.5 HPFcal  Yes
0128Alpha Bright Cal11:5585.2 HPFcal  Yes
0129Alpha Bright Cal11:5785.2 HPFcal  Yes
0130Alpha Bright Cal11:5985.2 HPFcal  Yes
0131Alpha Bright Cal12:0185.2 HPFcal  Yes
0132LFC FCU12:04106.5 HPFcal  Yes
0133LFC FCU12:06106.5 HPFcal  Yes
0134LFC FCU12:08106.5 HPFcal  Yes
0135LFC FCU12:11106.5 HPFcal  Yes
0136LFC FCU12:13106.5 HPFcal  Yes
0137LFC FCU12:15106.5 HPFcal  Yes
0138LFC Cal12:18106.5 HPFcal  Yes
0139LFC Cal12:21106.5 HPFcal  Yes
0140Etalon Cal12:28159.8 HPFcal  Yes
0141Etalon Cal12:31159.8 HPFcal  Yes
0142Etalon Cal12:35159.8 HPFcal  Yes
0143Etalon Cal12:38159.8 HPFcal  Yes
0144UNe Slave Cal12:41426 HPFcal  Yes
0145UNe Slave Cal12:49426 HPFcal  Yes
0146UNe Slave Cal12:57426 HPFcal  Yes
0147UNe Slave Cal13:05426 HPFcal  Yes
0148UNe Slave Cal13:12426 HPFcal  Yes
0149UNe Slave Cal13:20426 HPFcal  Yes
0153LFC Cal22:14106.5 HPFcal  Yes
lrs20009900_01bias22:170 LRS2cal  Yes
virus0009900_01flat_Qth22:1820 VIRUScal  Yes
virus0009901_01bias22:190 VIRUScal  Yes
lrs20009901_01flat_ldls_long_B22:2020 LRS2cal  Yes
virus0009902_01dark22:2115 VIRUScal  Yes
lrs20009902_01Cd-A_B22:2229 LRS2cal  Yes
lrs20009903_01FeAr_R22:2415 LRS2cal  Yes
lrs20009904_01Hg_B22:2515 LRS2cal  Yes
0154Dark22:36319.5 HPFcal  Yes
0155Quartz FCU22:4274.5 HPFcal  Yes
0156Quartz FCU22:4474.5 HPFcal  Yes
0157Quartz FCU22:4674.5 HPFcal  Yes
0158Quartz FCU22:4874.5 HPFcal  Yes
0159Quartz FCU22:4974.5 HPFcal  Yes
0160Quartz FCU22:5174.5 HPFcal  Yes
0161Quartz FCU22:5374.5 HPFcal  Yes
0162Alpha Bright Cal22:5585.2 HPFcal  Yes
0163Alpha Bright Cal22:5785.2 HPFcal  Yes
0164Alpha Bright Cal22:5985.2 HPFcal  Yes
0165Alpha Bright Cal23:0185.2 HPFcal  Yes
0166LFC FCU23:04106.5 HPFcal  Yes
0167LFC FCU23:06106.5 HPFcal  Yes
0168LFC Cal23:09106.5 HPFcal  Yes
0169LFC Cal23:11106.5 HPFcal  Yes
0170Etalon Cal23:14159.8 HPFcal  Yes
0171UNe Slave Cal23:18426 HPFcal  Yes
lrs20000014_01flat_Qth_R23:1915 LRS2cal  Yes
lrs20000014_02flat_Qth_R23:2015 LRS2cal  Yes
lrs20000014_03flat_Qth_R23:2215 LRS2cal  Yes
lrs20000014_04flat_Qth_R23:2315 LRS2cal  Yes
lrs20000014_05flat_Qth_R23:2415 LRS2cal  Yes
0172UNe Slave Cal23:25426 HPFcal  Yes
lrs20000015_01flat_ldls_long_B23:2520 LRS2cal  Yes
lrs20000015_02flat_ldls_long_B23:2720 LRS2cal  Yes
lrs20000015_03flat_ldls_long_B23:2820 LRS2cal  Yes
lrs20000016_01Cd-A_B23:2929 LRS2cal  Yes
lrs20000016_02Cd-A_B23:3129 LRS2cal  Yes
lrs20000016_03Cd-A_B23:3229 LRS2cal  Yes
0173UNe Slave Cal23:33426 HPFcal  Yes
lrs20000017_01FeAr_R23:3415 LRS2cal  Yes
lrs20000017_02FeAr_R23:3515 LRS2cal  Yes
lrs20000017_03FeAr_R23:3615 LRS2cal  Yes
lrs20000018_01Hg_R23:3720 LRS2cal  Yes
lrs20000018_02Hg_R23:3920 LRS2cal  Yes
lrs20000018_03Hg_R23:4020 LRS2cal  Yes
0174UNe Slave Cal23:41426 HPFcal  Yes
lrs20000019_01Hg_B23:4115 LRS2cal  Yes
lrs20000019_02Hg_B23:4215 LRS2cal  Yes
lrs20000019_03Hg_B23:4415 LRS2cal  Yes
0175UNe Slave Cal23:49426 HPFcal  Yes
virus0000021_01flat_ldls_long23:5015 VIRUScal  Yes
virus0000021_02flat_ldls_long23:5215 VIRUScal  Yes
virus0000021_03flat_ldls_long23:5315 VIRUScal  Yes
virus0000022_01Cd-A23:5415 VIRUScal  Yes
virus0000022_02Cd-A23:5615 VIRUScal  Yes
0176UNe Slave Cal23:57426 HPFcal  Yes
virus0000022_03Cd-A23:5715 VIRUScal  Yes
virus0000023_01Hg23:5815 VIRUScal  Yes