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ENR CTIO Blanco 4-m 2025-09-13

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Date: 
Saturday, September 13, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Isak Wold
Submitter Email: 
isak.wold@gmail.com
Observer Support: 
Manuel Hernandez
Night Assistant: 
Rodrigo Hinojosa
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
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: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
2023B-502332
Target of Oportunity: 
No
Time Observed: 
8.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.5
Time lost other: 
0.0
Description: 
Lya at 7.3
Primary Investigator: 
Malhotra
Email: 
sangeeta.malhotra@nasa.gov
Institution: 
NOAO
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
8.75
Proposal: 
2025B-485252
Target of Oportunity: 
yes
Time Observed: 
0.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
ToO
Primary Investigator: 
Marcelle Soares-Santos
Email: 
marcelle@physik.uzh.ch
Institution: 
ETH Zurich
Instrument: 
CTIO 4m DECam
Organization: 
N/A
Total Program Time: 
0.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-09-13 8.75 0.0 0.0 0.5 0.0 9.25