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ENR CTIO Blanco 4-m 2023-09-12

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Date: 
Tuesday, September 12, 2023
Telescope: 
CTIO Blanco 4-m
Submitter: 
Paulina Troncoso
Submitter Email: 
paulina.troncoso@ucentral.cl
Observer Support: 
Jacqueline Seron
Night Assistant: 
Alberto Alvarez
Also Present: 
Kathy Vivas, Soo Lee, Arjun Dey
Problems: 

None.

Comments: 

Around midnight, the humidity rised up to 80%

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
1
2nd Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
1.60
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
1
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
1
4th Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
1
Program: 
Proposal: 
2014B-0404
Target of Oportunity: 
No
Time Observed: 
2.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DECALS
Primary Investigator: 
Arjun Dey, David Schlegel
Email: 
arjun.dey@noirlab.edu
Institution: 
Noirlab
Instrument: 
CTIO 4m DECam
Total Program Time: 
2
Proposal: 
2020B-0201
Target of Oportunity: 
No
Time Observed: 
8.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
ODIN
Primary Investigator: 
Soo Lee
Institution: 
Purdue University
Instrument: 
CTIO 4m DECam
Total Program Time: 
8
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2023-09-12 10.0 0.0 0.0 0.0 0.0 10