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ENR CTIO Blanco 4-m 2021-04-21

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Date: 
Wednesday, April 21, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
Rohan Rahatgaonkar
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Alfredo Zenteno, Yasna Ordenes, Bryan Miller, Thomas Puzia
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Temperature Max: 
11.00
Temperature Min: 
8.00
Humidity Max: 
54
Humidity Min: 
42
Wind Speed Max: 
15.00
Wind Speed Min: 
8.00
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
3
2nd Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
6
3rd Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
6
4th Quarter
Clouds: 
Thin Clouds
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
3
Program: 
Proposal: 
2021A-0149
Target of Oportunity: 
No
Time Observed: 
3.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
2.0
Time lost other: 
0.0
Description: 
The DECam eROSITA Survey (DeROSITAS)
Primary Investigator: 
Alfredo Zenteno
Total Program Time: 
5.5
Proposal: 
2021A-0923
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: 
Neighbourhood Watch: A Survey of Baryonic Substructures in the Nearby Universe
Primary Investigator: 
Thomas H Puzia
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
2021-04-21 8.75 0.0 0.0 2.0 0.0 10.75