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ENR CTIO Blanco 4-m 2021-02-18

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Date: 
Thursday, February 18, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
David J James
Submitter Email: 
djames44@gmail.com
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Peter Ferguson; Peter Ferguson; Clara Martínez-Vázquez; Alex Riley; Alex Drlica-Wagner; Andrew Pace
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
For program 2018B-0327, our first exposure for the night ID 966457 has the incorrect proposal ID. After this 1st exposure of the second-half, we updated the proposal ID and other fields to reflect the correct values.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
2019A-0305
Target of Oportunity: 
No
Time Observed: 
4.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DELVE
Primary Investigator: 
Dr. Alex Drlica-Wagner
Email: 
kadrlica@uchicago.edu
Institution: 
Fermilab
Organization: 
NOAO
Total Program Time: 
4.5
Proposal: 
2018B-0327
Target of Oportunity: 
No
Time Observed: 
4.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Lyman Alpha Galaxies in the Epoch of Reionization
Primary Investigator: 
Malhotra
Email: 
Sangeeta.Malhotra@nasa.gov
Institution: 
NASA GSFC
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2021-02-18 8.75 0.0 0.0 0.0 0.0 8.75