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ENR CTIO Blanco 4-m 2021-07-17

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Date: 
Saturday, July 17, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
Johnny Esteves
Submitter Email: 
jesteves@umich.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Fernando Cortes, David James, Martinez-Vazquez
Problems: 

None.

Comments: 

We were non photometric on the second half of the night. 

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.10
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.00
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
4th Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
5
Program: 
Proposal: 
2019A-0305
Target of Oportunity: 
No
Time Observed: 
12.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DELVE Survey
Primary Investigator: 
Drlica-Wagner
Email: 
kadrlica@fnal.gov
Institution: 
Fermilab
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
12
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2021-07-17 12.0 0.0 0.0 0.0 0.0 12