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ENR CTIO Blanco 4-m 2025-07-02

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Date: 
Wednesday, July 2, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Zhixing Li, Damián Pacheco
Submitter Email: 
lizhixing1998@foxmail.com
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Rodrigo Hinojosa
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.50
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.50
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2025A-806294
Target of Oportunity: 
No
Time Observed: 
6.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DREAMS
Primary Investigator: 
Zang
Email: 
weicheng.zang@cfa.harvard.edu
Institution: 
Harvard
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
6
Proposal: 
2025A-316276
Target of Oportunity: 
No
Time Observed: 
5.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DipoleOrientedSNCosmology(DOSC)
Primary Investigator: 
Alejandro Clocchiatti
Email: 
aclochia@astro.puc
Institution: 
Pontificia Universidad Catolica de Chile
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
5.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-07-02 11.25 0.0 0.0 0.0 0.0 11.25