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LTO Report

Kitt Peak Nightly LTO Report For UT: 2018-02-19

Report Time (MST): 05:46                    For access to all LTO-Reports go to: http://www-kpno.kpno.noao.edu/cgi-bin/ltoreport


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)4.44.93.40.3
Dewpoint Temperature (°C)3.54.02.50.3
Relative humidity (%)9494930.1
Wind Speed (mph)43.069.810.911.7
Wind Direction (°)191571540.1
4M Dome Temperature (°C)6.39.44.31.2
4M Dome Dewpoint (°C)999.0999.0999.00.0
4M Primary Mirror (°C)999.0999.0999.00.0

 
Weather Comments: A thick, overcast start to the evening with scattered showers and winds from the SE at 20- 35mph. Winds picked up after midnight, rising to 45mph with gusts up to 60mph. High humidity all night with a fog rolling in after 22:00, keeping the mountain in a cloud for the rest of the night.
Recognized Hours: ( 10.5 )      18 degree twilight + 0.5 hr.

Observer Information
Telescope Observer Prop. # Instrument Detector Seeing
4 MeterNo Observer 2018A-0922 N/A N/A N/A
WIYN[remote] Musin, Runge /2018A-0449 ODI N/A N/A
2.1 MeterNo Observer --- N/A N/A N/A
FeedNo Observer --- N/A N/A N/A
0.9 MeterSonnett 2018A-0146 HDI 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)
4Meter
0.0 Scientific Research      
WIYN
0.0 Scientific Research 10.5 Weather 18:00 - 06:00
2Meter
0.0 Scientific Research      
Feed
0.0 Scientific Research      
W0_9m
0.0 Scientific Research 10.5 Weather 18:00 - 06:00

Observing Status
4 MeterNot Scheduled
WIYNClosed all night due to the weather.
2.1 MeterNot Scheduled
FeedNot Scheduled
0.9 MeterClosed all night due to the weather.

CommentsA foggy, wet night. Please use caution while driving up the mountain as rocks and debris may have come loose in this oncoming storm and there is snow in the forecast.

Reported by:Amy Robertson



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