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Kitt Peak Nightly LTO Report For UT: 2020-07-09

Report Time (MST): 07:41                    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)	22.3	26.2	21.2	0.9
Dewpoint Temperature (°C)	7.4	9.7	4.2	1.2
Relative humidity (%)	39	47	30	4.9
Wind Speed (mph)	17.7	36.0	2.7	7.7
Wind Direction (°)	213	58	276	0.8
4M Dome Temperature (°C)	25.3	27.6	23.8	1.0
4M Dome Dewpoint (°C)	8.5	9.4	7.3	0.6
4M Primary Mirror (°C)	25.6	25.8	25.5	0.1

Weather Comments:	Partly cloudy to mostly cloudy. Humidity between 30% and 50%. Wind 10 to 30 mph., highest at the start of the night, out of the W working around to the S.
Recognized Hours:	( 7.25 )      18 degree twilight + 0.5 hr.

Observer Information

Telescope	Observer	Prop. #	Instrument	Detector	Seeing
4 Meter	No Observer	---	N/A	N/A	N/A
WIYN	No Observer	2020A-0915	N/A	N/A	N/A
2.1 Meter	No Observer	---	N/A	N/A	N/A
Feed	No Observer	---	N/A	N/A	N/A
0.9 Meter	No 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)
4Meter
	7.25	Shutdown
WIYN
	7.25	Shutdown
2Meter
	7.25	Shutdown
Feed
	0.0	Scientific Research
W0_9m
	7.25	Shutdown

Observing Status

4 Meter	Mayall shutdown until further notice.
WIYN	WIYN shutdown until further notice.
2.1 Meter	Not Scheduled
Feed	Not Scheduled
0.9 Meter	WIYN 0.9M shutdown until further notice.

Comments	Observatory shutdown until further notice.

Reported by:	Doug Williams

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