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LTO Report

Kitt Peak Nightly LTO Report For UT: 2016-04-30

Report Time (MST): 05:11                    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)7.512.06.10.9
Dewpoint Temperature (°C)-1.22.9-7.41.9
Relative humidity (%)5578339.4
Wind Speed (mph)4.441.60.06.0
Wind Direction (°)1942921751.3
4M Dome Temperature (°C)
4M Dome Dewpoint (°C)-2.31.2-6.41.7
4M Primary Mirror (°C)

Weather Comments: Clear skies with calm winds out of the south. Humidity fluctuating between 40% and 80%.
Recognized Hours: ( 8 )      18 degree twilight + 0.5 hr.

Observer Information
Telescope Observer Prop. # Instrument Detector Seeing
4 MeterJuneau, Gerdes 2016A-0453 MOSAIC N/A 1.2
WIYNJanesh -remote- 2016A-0442 ODI N/A 1.0
2.1 MeterRay 2015B-3001 Visitor N/A N/A
FeedNo Observer --- N/A N/A N/A
0.9 MeterNo Observer --- N/A N/A N/A

Time Usage During The Night
Telescope Hours Used Night's Activity   Hours Lost Time Lost
Due To:
Time of
Night (MST)
8.0 Scientific Research      
6.5 Scientific Research 1.5 Weather 21:30 - 23:30
6.0 Scientific Research   2.0 Instrument Problem 19:00 - 21:00
0.0 Scientific Research      
0.0 Scientific Research      

Observing Status
4 MeterNo technical problems. Seeing measured with Mosaic between 0.9 arcseconds and 1.6 arcseconds.
WIYNLost 1.5 hours to humidity above 70%. Seeing measured with ODI between 0.8 arcseconds and 1.4 arcseconds.
2.1 MeterLost 2 hours due to technical issues.
FeedNot Scheduled
0.9 MeterNot Scheduled

CommentsA good night for observing.

Reported by:Anthony Paat

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