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ENR CTIO Blanco 4-m 2017-10-17

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Date: 
Tuesday, October 17, 2017
Telescope: 
CTIO Blanco 4-m
Submitter: 
Sunayana Bhargava
Submitter Email: 
s.bhargava@sussex.ac.uk
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Problems: 

Extended period of cloud cover prevented us from observing during the first 5 and a half hours of the night. Clouds cleared by approximately 02:15 local time and survey exposures have been taken followed by some supernova exposures

Comments: 

http://des-ops.fnal.gov:8080/nightsum/nightsum-2017-10-17/nightsum.html

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Overcast
Seeing Variability: 
0
Sky : 
8
2nd Quarter
Clouds: 
Overcast
Seeing Variability: 
0
Sky: 
7
3rd Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
3
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
Program: 
Proposal: 
2012B-0001
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
5.25
Time lost other: 
0.0
Description: 
Dark Energy Survey
Primary Investigator: 
Josh Frieman
Email: 
frieman@fnal.gov
Institution: 
DES
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2017-10-17 0.0 0.0 0.0 5.25 0.0 5.25