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ENR CTIO Blanco 4-m 2025-07-08

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Date: 
Tuesday, July 8, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Damian Pacheco
Submitter Email: 
dampach@uc.cl
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Ariel Ordenes
Problems: 

The computer at La Serena's control room froze, losing ~ 10 min of observations at 22:31 CLT

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
3
4th Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
4
Program: 
Proposal: 
2025A-388357
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: 
Chasing Extremely Young Transients
Primary Investigator: 
Gautham Narayan
Email: 
gsn@illinois.edu
Institution: 
University of Illinois
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
11.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-07-08 11.25 0.0 0.0 0.0 0.0 11.25