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CTIO Home > ENR CTIO Blanco 4-m 2025-05-29

ENR CTIO Blanco 4-m 2025-05-29

Date: 
Thursday, May 29, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Yifei Luo
Submitter Email: 
yifeiluo@lbl.gov
Observer Support: 
Alfredo Zenteno
Night Assistant: 
Alberto Alvarez
Also Present: 
Jaime Forero
Problems: 

The exposures were delivered to observer2 but not observer4 at the begining of the night. We restarted SISPI and fixed the problem.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Seeing Value: 
0.70
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
1
2nd Quarter
Clouds: 
Clear
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
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Program: 
Proposal: 
2023B-184194
Target of Oportunity: 
No
Time Observed: 
11.75
Time Engineering: 
0.0
Time lost technical: 
0.25
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
IBIS survey
Primary Investigator: 
Arjun Dey
Email: 
arjun.dey@noirlab.edu [1]
Institution: 
NOIRLab
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
2025-05-29 11.75 0.0 0.25 0.0 0.0 12
Source URL (modified on 05/30/2025 - 06:33): http://www.ctio.noao.edu/noao/node/22822

Links
[1] mailto:arjun.dey@noirlab.edu
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44422/delete?destination=print/content/enr-ctio-blanco-4-m-2025-05-29
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44422/edit?destination=print/content/enr-ctio-blanco-4-m-2025-05-29
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/22822?destination=print/content/enr-ctio-blanco-4-m-2025-05-29