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ENR CTIO Blanco 4-m 2026-01-20

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Date: 
Tuesday, January 20, 2026
Telescope: 
CTIO Blanco 4-m
Submitter: 
Jeff Cooke
Submitter Email: 
jcooke@astro.swin.edu.au
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Kathy Vivas, Rodrigo Hinojosa, Ani Chiti, Rachel Hur, Julio Carballo, Tait Keller, Aditi Manchanda, Jeff Cooke
Problems: 

One instance where pressing GO was unresponsive. Pressing GO opened the window to confirm. After confirming. it was still stopped. The Telescope operator was needed to ensure it was running. Latency using the Keeper system can be problematic. 

Comments: 

See above.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2025B-444868
Target of Oportunity: 
No
Time Observed: 
4.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Primary Investigator: 
Andrew Pace
Email: 
apace@andrew.cmu.edu
Institution: 
University of Virginia
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4
Proposal: 
2020B-0253
Target of Oportunity: 
No
Time Observed: 
4.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Primary Investigator: 
Jeff Cooke
Email: 
jcooke@astro.swin.edu.au
Institution: 
Swinburne University of Technology
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2026-01-20 8.0 0.0 0.0 0.0 0.0 8