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CTIO Home > ENR CTIO Blanco 4-m 2025-11-28

ENR CTIO Blanco 4-m 2025-11-28

Date: 
Friday, November 28, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Thomas H. Puzia
Submitter Email: 
tpuzia@gmail.com
Observer Support: 
Alfredo Zenteno
Night Assistant: 
Alberto Alvarez
Also Present: 
Rohan Rahatgaonkar, Rodrigo Hernandez
Problems: 

None.

Comments: 

Interesting spike in seeing at 6:40 UT in both seeing monitors. Earthquake?

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.70
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
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Program: 
Proposal: 
2025B-361989
Target of Oportunity: 
No
Time Observed: 
8.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
The H-alpha Survey of the Fornax Galaxy Cluster
Primary Investigator: 
Thomas H. Puzia
Email: 
tpuzia@gmail.com [1]
Institution: 
Instituto de Astrofísica, PUC, Chile
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
8
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-11-28 8.0 0.0 0.0 0.0 0.0 8
Source URL (modified on 11/29/2025 - 06:18): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2025-11-28

Links
[1] mailto:tpuzia@gmail.com
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44851/delete?destination=print/node/23436
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44851/edit?destination=print/node/23436
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23436?destination=print/node/23436