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ENR CTIO Blanco 4-m 2024-08-08

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Date: 
Thursday, August 8, 2024
Telescope: 
CTIO Blanco 4-m
Submitter: 
Guy Stringfellow (1st half); Xinjun Chen(2nd half)
Submitter Email: 
Guy.Stringfellow@colorado.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Kathy Vivas at Evening start. Guillermo Damke(2nd Half)
Conditions: 
General Conditions
Humidity Max: 
25
Humidity Min: 
20
Wind Speed Max: 
5.00
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
2024B-369624
Target of Oportunity: 
No
Time Observed: 
5.25
Time Engineering: 
0.0
Time lost technical: 
0.25
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DELVE
Primary Investigator: 
Alex Drlica-Wagner
Email: 
kadrlica@fnal.gov
Institution: 
The University of Chicago
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.5
Proposal: 
2020B-0288
Target of Oportunity: 
No
Time Observed: 
5.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
The Merian Survey
Primary Investigator: 
Alexie Leauthaud
Email: 
alexie@ucsc.edu
Institution: 
UCSC
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2024-08-08 10.75 0.0 0.25 0.0 0.0 11