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ENR CTIO Blanco 4-m 2022-02-28

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Date: 
Monday, February 28, 2022
Telescope: 
CTIO Blanco 4-m
Submitter: 
David James
Submitter Email: 
djames44@gmail.com
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Guy Stringfellow, Pol Massana, Jackie Seron, Erin Kado-Fong, Joseph Wick, Alistair Walker
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Seeing Value: 
1.10
2nd Quarter
Seeing Value: 
1.10
3rd Quarter
Clouds: 
Cirrus
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
2
4th Quarter
Clouds: 
Cirrus
Seeing Value: 
1.30
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
2
Program: 
Proposal: 
2019A-0305
Target of Oportunity: 
No
Time Observed: 
4.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DELVE
Primary Investigator: 
Alex Drlica-Wagner
Email: 
kadrlica@fnal.gov
Institution: 
Fermilab
Total Program Time: 
4.75
Proposal: 
2020B-0288
Target of Oportunity: 
No
Time Observed: 
4.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Merian Survey
Primary Investigator: 
Alexie Leauthaud
Email: 
alexie@ucsc.edu
Institution: 
University of California, Santa Cruz
Instrument: 
CTIO 4m DECam
Total Program Time: 
4.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2022-02-28 9.5 0.0 0.0 0.0 0.0 9.5