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ENR CTIO Blanco 4-m 2016-12-20

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Date: 
Tuesday, December 20, 2016
Telescope: 
CTIO Blanco 4-m
Submitter: 
J. Allyn Smith
Submitter Email: 
smithj@apsu.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Martin Murphy, Dillon Brout, Alistair Walker
Problems: 

GPS data logger did not start for new day.  Checked at 15 min and 25 min. after midnight local.

Comments: 

DES night summary is found at: http://des-ops.fnal.gov:8080/nightsum/nightsum-2016-12-20/nightsum.html

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.70
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2012B-0001
Target of Oportunity: 
No
Time Observed: 
4.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Dark Energy Survey
Primary Investigator: 
Josh Frieman
Email: 
frieman@fnal.gov
Institution: 
Fermilab
Total Program Time: 
4
Proposal: 
2014B-0404
Target of Oportunity: 
No
Time Observed: 
3.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DECaLS
Primary Investigator: 
Arjun Dey
Email: 
adey@noao.edu
Institution: 
NOAO
Instrument: 
CTIO 4m DECam
Total Program Time: 
3.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2016-12-20 7.75 0.0 0.0 0.0 0.0 7.75