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ENR CTIO Blanco 4-m 2018-07-21

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Date: 
Friday, July 20, 2018
Telescope: 
CTIO Blanco 4-m
Submitter: 
Alex Drlica-Wagner
Submitter Email: 
kadrlica@fnal.gov
Observer Support: 
Hernan Tirado
Night Assistant: 
Claudio Aguilera
Also Present: 
Sidney Mau, Jackie Seron
Problems: 

None.

Comments: 

Observed throughout the night, but cloud cover made the desired depth unobtainable.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.25
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
5
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
7
3rd Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
7
4th Quarter
Clouds: 
Overcast
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
8
Program: 
Proposal: 
2018A-0242
Target of Oportunity: 
No
Time Observed: 
11.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
10.75
Time lost other: 
0.0
Description: 
Magellanic Satellites Survey
Primary Investigator: 
Bechtol
Email: 
bechtol@lsst.org
Institution: 
LSST
Instrument: 
CTIO 4m DECam
Total Program Time: 
22
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2018-07-20 11.25 0.0 0.0 10.75 0.0 22