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CTIO Home > ENR CTIO Blanco 4-m 2025-07-13

ENR CTIO Blanco 4-m 2025-07-13

Date: 
Sunday, July 13, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Savannah Gramze and John Bally
Submitter Email: 
savannahgramze@ufl.edu
Observer Support: 
Guillermo Damke
Night Assistant: 
Hernan Tirado
Also Present: 
Roberto Avilés, Rodrigo Hernandez
Problems: 

Looking to the SW, we see very asymmetric out of focus images. Crescent shaped instead of donuts. 

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
2.00
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.75
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.40
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
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Program: 
Proposal: 
2025A-385225
Target of Oportunity: 
No
Time Observed: 
11.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Galactic Center Narrow Band Imaging
Primary Investigator: 
John Bally
Email: 
john.bally@colorado.edu [1]
Institution: 
University of Colorado
Instrument: 
CTIO 4m Newfirm
Total Program Time: 
11.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-07-13 11.25 0.0 0.0 0.0 0.0 11.25
Source URL (modified on 07/14/2025 - 07:16): http://www.ctio.noao.edu/noao/node/22954

Links
[1] mailto:john.bally@colorado.edu
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44513/delete?destination=print/content/enr-ctio-blanco-4-m-2025-07-13
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44513/edit?destination=print/content/enr-ctio-blanco-4-m-2025-07-13
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/22954?destination=print/content/enr-ctio-blanco-4-m-2025-07-13