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ENR CTIO Blanco 4-m 2016-11-22

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Date: 
Tuesday, November 22, 2016
Telescope: 
CTIO Blanco 4-m
Submitter: 
Yuanyuan Zhang
Submitter Email: 
ynzhang@fnal.gov
Observer Support: 
Hernan Tirado
Night Assistant: 
Rodrigo Hernandez
Problems: 

weather.

Comments: 

Ended observing 30mins earlier because of high humidity, poor seeing, increasing amount of clouds and visible black clouds in the lower part of the sky.

See DES night summary for additional details.

http://des-ops.fnal.gov:8080/nightsum/nightsum-2016-11-22/nightsum.html

Conditions: 
General Conditions
Temperature Max: 
10.00
Temperature Min: 
6.00
Humidity Max: 
75
Humidity Min: 
60
Wind Speed Max: 
8.00
Wind Speed Min: 
5.00
Comment: 
High Humidity, poor seeing
1st Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
1
2nd Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
2.50
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
3rd Quarter
Clouds: 
Thin Clouds
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
2.20
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
4th Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
3
Program: 
Proposal: 
2012B-0001
Target of Oportunity: 
No
Time Observed: 
7.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.5
Time lost other: 
0.0
Description: 
the Dark Energy Survey
Primary Investigator: 
Josh Frieman
Email: 
frieman@fnal.gov
Institution: 
Fermilab
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
7.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2016-11-22 7.25 0.0 0.0 0.5 0.0 7.75