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CTIO Home > ENR CTIO Blanco 4-m 2025-02-25

ENR CTIO Blanco 4-m 2025-02-25

Date: 
Tuesday, February 25, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Ella Marin [1st half]; Clara Martinez-Vazquez [2nd half]
Submitter Email: 
clara.martinez@noirlab.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Roberto Avilés, Kathy Vivas, Ha Do, Ani Chiti
Problems: 

[1st half] We have a brief issue at the beginning of the night with our prop IDs being for the wrong year, but we were able to quickly change those.

Comments: 

For the second half of the night we used again keeper windows for observing. All went well!

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.05
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
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Program: 
Proposal: 
2025A-568024
Target of Oportunity: 
No
Time Observed: 
4.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Mapping the very metal-poor Jet stream using CaHK photometry
Primary Investigator: 
Chiti, Do
Institution: 
The University of Chicago
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4.5
Proposal: 
2025A-942172
Target of Oportunity: 
No
Time Observed: 
4.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Omega Cen CaHK
Primary Investigator: 
Martinez-Vazquez
Email: 
clara.martinez@noirlab.edu [3]
Institution: 
Gemini Observatory
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-02-25 9.0 0.0 0.0 0.0 0.0 9
Source URL (modified on 02/26/2025 - 07:05): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2025-02-25

Links
[1] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44200/delete?destination=print/node/22533
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44200/edit?destination=print/node/22533
[3] mailto:clara.martinez@noirlab.edu
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44201/delete?destination=print/node/22533
[5] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44201/edit?destination=print/node/22533
[6] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/22533?destination=print/node/22533