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ENR CTIO Blanco 4-m 2025-06-06

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Date: 
Friday, June 6, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Xiaolong Li
Submitter Email: 
lixl@udel.edu
Observer Support: 
Rodrigo Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Rodrigo Hinojosa, K.Boutsia, D. Gomez, A. Walker, Klaus, Gigi, G. Damke, M. Bonati
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
1
2nd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.70
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
Program: 
Proposal: 
2013A-9999
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
4.5
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Engineering
Primary Investigator: 
A. Walker
Email: 
alistair.walker@noirlab.edu
Institution: 
NOAO
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4.5
Proposal: 
2024B-441839
Target of Oportunity: 
No
Time Observed: 
7.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Primary Investigator: 
Armin Rest
Email: 
arest@stsci.edu
Institution: 
STSCI
Instrument: 
CTIO 4m DECam
Total Program Time: 
7.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-06-06 7.5 4.5 0.0 0.0 0.0 12