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Civil Date
Ephemerides
2016-05-20SunsetSunriseMoon
Set12°18°18°12°RiseRiseSet
01:5102:4703:2110:2410:5911:5400:4912:06
Night Length7:03Sunset Temperature


On-Duty Personnel
Resident AstronomerTelescope OperatorOPS EngineerDay Ops
Stephen OdewahnJusten Pautzke--


Overlaps
TO OverlapRA Overlap
-Matthew Shetrone

Other PersonnelMatthew Shetrone, Eusebio Terrazas, Amy Westfall, Katie Smither

Guestsnone


Open/Close Log
Open timeOutdoor tempTruss tempClose timeReasonTime open
01:5420.717.809:35clouds07:41
Total Time Open7:41


      
ProgramNight PriorityEngineering
Stack Data
StartStopee50ee80Hefi FocusMars FocusOutside TempDome TempTruss TempWind DirectionWind SpeedStack Type
02:2302:540.420.641085+1071519.719.719.41526First of Night


Problem Reports
PR NumberTimesTime LostDescriptionResponse
441403:05-03:10, 06:12-06:1600:09Got error TMCS failed to acquire trajectory while going to the start of a new trajectory. Happened again at 06:12 UT which corresponds to unix time 1463811147. Uptime: 44000.2. Same errors posted as before. Same solution used.Reset the faults and tried to resend trajectory and go again.
169603:38-03:3800:00Took out 40-4 and 14-6 for LTRSE.
446006:16-07:2401:08uptime: 44270.2 Going to another target after a rho following error I received a torque limiter fault. Tracker skewed 30 mm.Called: Jim

Ended up restarting dspace and re-initializing, then cleared the skew as normal. All worked after this.
452507:34-10:0002:26Bottom left third of the array flashing all sensors bad gap.Called: Katie

Katie trouble shot a few boards and then re-seated the cables on segments 1 and 48 which solved the problems.


Ops Commentsnone


TO CommentsClear but then cloudy at the end of the evening.


RA CommentsMostly clear at sunset. TO training night.


Observations
FileTarget/QIDExp StartExposureOverheadProgramInstrument ConfigurationData TypeIQDimmSkySBrtSkytransSNRCommentsCharge
virus0000001_01flat_ldls01:4217.7 VIRUScalS  Yes
lrs20000001_01skyflat02:0120.1 LRS2calS  Yes
virus0000002_01skyflat02:1119.9 VIRUScalS  Yes
virus0000003_01Hg02:3120 VIRUScalS  Yes
virus0000004_01flat_ldls02:3217.6 VIRUScalS  Yes
virus0000005_01dark02:3317.6 VIRUScalS  Yes
virus0000005_02dark02:3417.6 VIRUScalS  Yes
virus0000005_03dark02:3517.6 VIRUScalS  Yes
virus0000005_04dark02:3617.6 VIRUScalS  Yes
virus0000005_05dark02:3617.6 VIRUScalS  Yes
virus0000006_01bias02:3717.6 VIRUScalS  Yes
virus0000006_02bias02:3817.6 VIRUScalS  Yes
virus0000006_03bias02:3817.6 VIRUScalS  Yes
virus0000006_04bias02:3917.6 VIRUScalS  Yes
virus0000006_05bias02:3917.6 VIRUScalS  Yes
lrs20000002_01parallel03:5964.99.9LRS2sci LRS2-BYes
lrs20000003_01parallel04:136512.9LRS2sci LRS2_RYes
lrs20000004_01parallel05:2664.971.9LRS2sci  Yes