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ENR CTIO Blanco 4-m 2021-07-21

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Date: 
Wednesday, July 21, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
José Peña Zamudio
Submitter Email: 
jpena@das.uchile.cl
Observer Support: 
Manuel Hernandez
Night Assistant: 
Rodrigo Hernandez
Also Present: 
Alfredo Zenteno, Clara Martinez, Will Cerny, Erik Tollerud
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
2
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
2
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
2
4th Quarter
Clouds: 
Cirrus
Wind: 
Medium
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
4
Program: 
Proposal: 
2020A-0907
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: 
Deep Survey of Neptune Irregulars: Color and sizes
Primary Investigator: 
José Peña Zamudio
Email: 
jpena@das.uchile.cl
Institution: 
Universidad de Chile
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
6
Proposal: 
2021A-0149
Target of Oportunity: 
No
Time Observed: 
5.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.5
Time lost other: 
0.0
Description: 
DECam eROSITA Survey
Primary Investigator: 
Alfredo Zenteno
Email: 
alfredo.zenteno@noirlab.edu
Institution: 
CTIO
Instrument: 
CTIO 4m DECam
Organization: 
DD
Total Program Time: 
5.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2021-07-21 11.25 0.0 0.0 0.5 0.0 11.75