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ENR CTIO Blanco 4-m 2022-10-23

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Date: 
Sunday, October 23, 2022
Telescope: 
CTIO Blanco 4-m
Submitter: 
Vandana Ramakrishnan
Submitter Email: 
ramakr18@purdue.edu
Observer Support: 
Alberto Alvarez
Night Assistant: 
Hernan Tirado
Also Present: 
Akriti Singh
Problems: 

There was an issue when loading the N501 filter, and the Interlock SISPI (OCS) and Interlock DECam (SISPI) broke. SISPI had to be reset. 10 minutes were lost before observations could resume. 

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.82
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.12
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.07
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.93
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2020B-0201
Target of Oportunity: 
No
Time Observed: 
8.75
Time Engineering: 
0.0
Time lost technical: 
0.25
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
A 100 Deg^2 DECam Narrow-band Survey for the LSST Era: Tracing the Largest Cosmic Structures in the Distant Universe
Primary Investigator: 
Kyoungsoo Lee
Email: 
soolee@purdue.edu
Institution: 
Purdue University
Instrument: 
CTIO 4m DECam
Organization: 
N/A
Total Program Time: 
9
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2022-10-23 8.75 0.0 0.25 0.0 0.0 9