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ENR CTIO Blanco 4-m 2023-10-19

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Date: 
Thursday, October 19, 2023
Telescope: 
CTIO Blanco 4-m
Submitter: 
Song Huang
Submitter Email: 
shuang@tsinghua.edu.cn
Observer Support: 
Guillermo Damke
Night Assistant: 
Roberto Aviles
Also Present: 
Jenny Greene
Problems: 

Observer console had a problem, where the obsever can not select panels like the exposure scripts. Solved the problem by switching to Google Chrome browser.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
2
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
2
3rd Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
5
4th Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
5
Program: 
Proposal: 
2020B-0288
Target of Oportunity: 
No
Time Observed: 
8.75
Time Engineering: 
0.0
Time lost technical: 
0.75
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Merian Survey
Primary Investigator: 
Alexie Leauthaud
Email: 
alexie@ucsc.edu
Institution: 
UCSC
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
9.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2023-10-19 8.75 0.0 0.75 0.0 0.0 9.5