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CTIO Home > ENR CTIO Blanco 4-m 2025-10-16

ENR CTIO Blanco 4-m 2025-10-16

Date: 
Thursday, October 16, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Yuanyuan Zhang
Submitter Email: 
yuanyuan.zhang@noirlab.edu
Observer Support: 
Alfredo Zenteno
Night Assistant: 
Rodrigo Hernandez
Also Present: 
Yuanyuan Zhang, David Schlegel, Arjun Dey
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Cirrus
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
2
4th Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
4
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Program: 
Proposal: 
2023B-184194
Target of Oportunity: 
No
Time Observed: 
8.75
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: 
8.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-10-16 8.75 0.0 0.0 0.0 0.0 8.75
Source URL (modified on 10/17/2025 - 06:08): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2025-10-16

Links
[1] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44749/delete?destination=print/node/23286
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44749/edit?destination=print/node/23286
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23286?destination=print/node/23286