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ENR CTIO Blanco 4-m 2025-02-08

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Date: 
Saturday, February 8, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Ishida Ko
Submitter Email: 
ko.ishida@astr.tohoku.ac.jp
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Sean Points, Ronaldo Laishram
Problems: 

NewFirm operating system freezed when I tried to load the sequence file.

After restarting the system, the problem had solved.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Seeing Value: 
2.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
1
2nd Quarter
Clouds: 
Thin Clouds
Seeing Value: 
2.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.60
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
687483
Target of Oportunity: 
No
Time Observed: 
6.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.5
Description: 
Characterizing the proto-supercluster with QSO clustering at z=2.23
Primary Investigator: 
Ko Ishida
Email: 
ko.ishida@astr.tohoku.ac.jp
Institution: 
Tohoku University
Instrument: 
CTIO 4m Newfirm
Organization: 
N/A
Total Program Time: 
7
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-02-08 6.5 0.0 0.0 0.0 0.5 7