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ENR CTIO Blanco 4-m 2021-12-21

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Date: 
Tuesday, December 21, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
Yu-Ching Tony Chen
Submitter Email: 
ycchen@illinois.edu
Observer Support: 
Alberto Alvarez
Night Assistant: 
Hernan Tirado
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Temperature Max: 
18.00
Temperature Min: 
10.00
Humidity Max: 
65
Humidity Min: 
40
Wind Speed Max: 
5.00
Wind Speed Min: 
2.00
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
1.0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2021B-0149
Target of Oportunity: 
No
Time Observed: 
7.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DECam Alliance for Transients
Primary Investigator: 
Rest
Email: 
arest@stsci.edu
Institution: 
STSCI
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
7.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2021-12-21 7.25 0.0 0.0 0.0 0.0 7.25