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CTIO Home > ENR CTIO Blanco 4-m 2026-02-17

ENR CTIO Blanco 4-m 2026-02-17

Date: 
Tuesday, February 17, 2026
Telescope: 
CTIO Blanco 4-m
Submitter: 
Guillermo Damke
Submitter Email: 
guillermo.damke@noirlab.edu
Observer Support: 
Rodrigo Hinojosa
Night Assistant: 
Rodrigo Hinojosa
Also Present: 
Alfredo Zenteno (remote), Arjun Dey (remote)
Problems: 

None.

Comments: 

Everything worked well. Some minor issues with copilot that don't affect observations at all.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.80
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
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Program: 
Proposal: 
2023B-184194
Target of Oportunity: 
No
Time Observed: 
9.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
IBIS
Primary Investigator: 
Arjun Dey
Email: 
arjun.dey@noirlab.edu [1]
Institution: 
NOIRLab
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
9.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2026-02-17 9.25 0.0 0.0 0.0 0.0 9.25
Source URL (modified on 02/18/2026 - 06:43): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2026-02-17

Links
[1] mailto:arjun.dey@noirlab.edu
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45044/delete?destination=print/node/23678
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45044/edit?destination=print/node/23678
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23678?destination=print/node/23678