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ENR CTIO Blanco 4-m 2025-08-04

Date: 
Monday, August 4, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Antonella Palmese
Submitter Email: 
palmese@cmu.edu
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Rodrigo Hinojosa
Problems: 

TCS problem at 4:50am local time, lost about 15 minutes

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
5
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
5
3rd Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
6
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
5
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Program: 
Proposal: 
2025B-878440
Target of Oportunity: 
No
Time Observed: 
10.5
Time Engineering: 
0.0
Time lost technical: 
0.25
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Building an independent Low-z Sample of Type Ia SNe
Primary Investigator: 
Brout
Email: 
dbrout@bu.edu [1]
Institution: 
Boston University
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
10.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-08-04 10.5 0.0 0.25 0.0 0.0 10.75
Source URL (modified on 08/05/2025 - 06:35): http://www.ctio.noao.edu/noao/node/23034

Links
[1] mailto:dbrout@bu.edu
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44564/delete?destination=print/content/enr-ctio-blanco-4-m-2025-08-04
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44564/edit?destination=print/content/enr-ctio-blanco-4-m-2025-08-04
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23034?destination=print/content/enr-ctio-blanco-4-m-2025-08-04