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ENR CTIO Blanco 4-m 2016-09-25

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Date: 
Sunday, September 25, 2016
Telescope: 
CTIO Blanco 4-m
Submitter: 
Clare Wethers
Submitter Email: 
cfw36@ast.cam.ac.uk
Observer Support: 
Manuel Hernandez
Night Assistant: 
Alberto Alvarez
Also Present: 
Nacho Sevilla Noarbe, Brian Nord
Problems: 

None.

Comments: 

Windscreens up. At 05:20 -05:40 (UTC) there was a spike in the ellipticity, but this quickly appeared to return to normal.

Conditions: 
General Conditions
Temperature Max: 
18.00
Temperature Min: 
15.00
Humidity Max: 
22
Humidity Min: 
18
Wind Speed Max: 
26.00
Wind Speed Min: 
2.00
Comment: 
Windscreen up.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
1
2nd Quarter
Clouds: 
Clear
Wind: 
High
Seeing Value: 
1.20
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
1
3rd Quarter
Clouds: 
Clear
Wind: 
High
Seeing Value: 
1.00
Seeing Variability: 
0.6
Seeing Source: 
The Telescope I used
Sky: 
1
4th Quarter
Clouds: 
Clear
Wind: 
High
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
1
Program: 
Proposal: 
2012B-0001
Target of Oportunity: 
No
Time Observed: 
10.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DES
Primary Investigator: 
Friedman
Instrument: 
CTIO 4m DECam
Total Program Time: 
10
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2016-09-25 10.0 0.0 0.0 0.0 0.0 10