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CTIO Home > ENR CTIO Blanco 4-m 2025-10-15

ENR CTIO Blanco 4-m 2025-10-15

Date: 
Wednesday, October 15, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Xiaolong Li
Submitter Email: 
lixl@udel.edu
Observer Support: 
Rodrigo Hernandez
Night Assistant: 
Alberto Alvarez
Also Present: 
Alfredo Zenteno
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
1
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
2
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
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Program: 
Proposal: 
2025A-729671
Target of Oportunity: 
No
Time Observed: 
5.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Primary Investigator: 
Palmese
Institution: 
Carnegie Mellon University
Instrument: 
CTIO 4m DECam
Total Program Time: 
5
Proposal: 
2023B-184194
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: 
IBIS
Primary Investigator: 
Dey-Schlegel
Institution: 
NOAO
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-10-15 9.75 0.0 0.0 0.0 0.0 9.75
Source URL (modified on 10/16/2025 - 06:14): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2025-10-15

Links
[1] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44746/delete?destination=print/node/23285
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44746/edit?destination=print/node/23285
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44747/delete?destination=print/node/23285
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44747/edit?destination=print/node/23285
[5] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23285?destination=print/node/23285