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ENR CTIO Blanco 4-m 2022-11-22

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Date: 
Tuesday, November 22, 2022
Telescope: 
CTIO Blanco 4-m
Submitter: 
Kshitija Kelkar
Submitter Email: 
kshitija.kelkar@uv.cl
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Alfredo Zenteno, Franco Piraino, Ana Lourenco and Yara Jaffe
Problems: 

Variability in seeing and image ellipticity.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.70
Seeing Variability: 
1.0
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.70
Seeing Variability: 
1.0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.09
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.99
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2022B-791264
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: 
To study ram pressure stripping in cluster outskirts
Primary Investigator: 
Ana Lourenco
Email: 
ana.lourenco@postgrado.uv.cl
Institution: 
IFA Universidad de Valparaiso
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
4
Proposal: 
2020B-0201
Target of Oportunity: 
No
Time Observed: 
3.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
A 100 Deg^2 DECam Narrow-band Survey for the LSST Era: Tracing the Largest Cosmic Structures in the Distant Universe Primary Investigator:
Primary Investigator: 
Kyoung-Soo Lee
Email: 
soolee@purdue.edu
Institution: 
Purdue University
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
3.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2022-11-22 7.5 0.0 0.0 0.0 0.0 7.5