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CTIO Home > ENR CTIO Blanco 4-m 2025-12-05

ENR CTIO Blanco 4-m 2025-12-05

Date: 
Friday, December 5, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Tianyu Tu
Submitter Email: 
tianyu.ti1105@outlok.com
Observer Support: 
Rodrigo Hinojosa
Night Assistant: 
Claudio Aguilera
Also Present: 
Manuel Hernandez, Sean Points
Problems: 

None.

Comments: 

Threatening clouds all night.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Overcast
Seeing Value: 
1.50
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
7
2nd Quarter
Clouds: 
Overcast
Seeing Value: 
1.50
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
7
3rd Quarter
Clouds: 
Overcast
Seeing Value: 
2.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
4th Quarter
Clouds: 
Overcast
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
7
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Program: 
Proposal: 
2025B-571615
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
7.25
Time lost other: 
0.0
Description: 
Shock-Cloud Interaction toward 30DorC
Primary Investigator: 
Tianyu Tu
Email: 
tianyu.tu1105@outlook.com [1]
Institution: 
Nanjing University
Instrument: 
CTIO 4m Newfirm
Organization: 
NOAO
Total Program Time: 
7.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-12-05 0.0 0.0 0.0 7.25 0.0 7.25
Source URL (modified on 12/06/2025 - 05:00): http://www.ctio.noao.edu/noao/node/23457

Links
[1] mailto:tianyu.tu1105@outlook.com
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44856/delete?destination=print/content/enr-ctio-blanco-4-m-2025-12-05
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44856/edit?destination=print/content/enr-ctio-blanco-4-m-2025-12-05
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23457?destination=print/content/enr-ctio-blanco-4-m-2025-12-05