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LTO Report

Kitt Peak Nightly LTO Report For UT: 2014-10-25

Report Time (MST): 05:17                    For access to all LTO-Reports go to:

4 Meter Weather Averages
From: UT = 01:00 (MST=6:00 PM) To: UT = 13:00 (MST=6:00 AM)
Elements Mean High Low AvDev
Air Temperature (°C)
Dewpoint Temperature (°C)
Relative humidity (%)000
Wind Speed (mph)
Wind Direction (°)000
4M Dome Temperature (°C)17.117.616.50.2
4M Dome Dewpoint (°C)
4M Primary Mirror (°C)16.416.715.70.2

Weather Comments: Clear all night. SSE wind ~10 mph. Humidity steady ~50%.
Recognized Hours: ( 10.75 )      18 degree twilight + 0.5 hr.

Observer Information
Telescope Observer Prop. # Instrument Detector Seeing
4 MeterHughes 2014B-0155 MOSAIC N/A 0.9
WIYNJanesh - remote 2014B-0449 pODI N/A N/A
2.1 MeterNo Observer --- N/A N/A N/A
FeedNo Observer --- N/A N/A N/A
0.9 MeterHaines, Pardy 2014B-0712 CFIM S2KB 1.4

Time Usage During The Night
Telescope Hours Used Night's Activity   Hours Lost Time Lost
Due To:
Time of
Night (MST)
10.5 Scientific Research   0.25 Instrument Problem 02:30 - 03:00
      10.75 Instrument Problem 18:30 - 06:00
0.0 Scientific Research      
0.0 Scientific Research      
9.75 Scientific Research   0.5 Instrument Problem 19:30 - 20:00
      0.5 Computer Problem 01:00 - 01:30

Observing Status
4 MeterLost a 5 minute exposure and time used to restart mosaic when the data handling system froze. Seeing 0.8-1".
WIYNWhole night lost to pODI agilent power supply failure, see msr 23471.
2.1 MeterNot Scheduled
FeedNot Scheduled
0.9 MeterONLY lost a half hour to the shutter problem! Lost 0.5hr due to a TCS socket server/telemetry problem. Seeing 1.3-1.6".

CommentsProblems at each telescope, some more catastrophic than others.

Reported by:Krissy Reetz

Weather Plots