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ENR CTIO Blanco 4-m 2021-03-18

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Date: 
Thursday, March 18, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
Dillon Brout
Submitter Email: 
djbrout@gmail.com
Observer Support: 
Claudio Aguilera
Night Assistant: 
None
Also Present: 
Alfredo, Jacqueline Seron
Problems: 

High humidity/clouds at 1am local time. Closed dome for rest of night.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
2
2nd Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Seeing Value: 
1.60
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
3rd Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
4th Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
Program: 
Proposal: 
2020A-0053
Target of Oportunity: 
No
Time Observed: 
3.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
7.5
Time lost other: 
0.0
Description: 
DECAT Collaboration. First full night of observing.
Primary Investigator: 
Brout
Email: 
djbrout@gmail.com
Institution: 
Harvard
Instrument: 
CTIO 4m DECam
Total Program Time: 
11
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2021-03-18 3.5 0.0 0.0 7.5 0.0 11