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ENR CTIO Blanco 4-m 2025-06-16

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Date: 
Monday, June 16, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Travis Rector
Submitter Email: 
tarector@alaska.edu
Observer Support: 
Tim Abbott
Night Assistant: 
Hernan Tirado
Problems: 

None.

Comments: 

Weathered out for most of second half due to humidity.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
2
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
1
3rd Quarter
Clouds: 
Cirrus
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.6
Seeing Source: 
The Telescope I used
Sky: 
4
4th Quarter
Clouds: 
Cirrus
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
4
Program: 
Proposal: 
2023A-249014
Target of Oportunity: 
No
Time Observed: 
5.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
NOIRLab Legacy Imaging
Primary Investigator: 
Travis Rector
Email: 
tarector@alaska.edu
Institution: 
University of Alaska Anchorage
Instrument: 
CTIO 4m DECam
Total Program Time: 
5.75
Proposal: 
2019A-0305
Target of Oportunity: 
No
Time Observed: 
1.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
4.5
Time lost other: 
0.0
Description: 
DELVE Survey
Primary Investigator: 
Drlica-Wagner
Email: 
kadrlica@fnal.gov
Institution: 
Fermilab
Total Program Time: 
5.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-06-16 7.0 0.0 0.0 4.5 0.0 11.5