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ENR CTIO Blanco 4-m 2015-09-15

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Date: 
Tuesday, September 15, 2015
Telescope: 
CTIO Blanco 4-m
Submitter: 
Devon Hollowood
Submitter Email: 
dhollowo@ucsc.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Manuel Garcia-Fernandez
Problems: 

Sky was partly cloudy early on, and then overcast for the rest of the night. We still took some observations early on, but partway through the night we had to close the dome. We briefly re-opened it, and then closed it again for the rest of the night.

Comments: 

None.

Conditions: 
General Conditions
Temperature Max: 
10.00
Temperature Min: 
6.00
Humidity Max: 
40
Humidity Min: 
15
Wind Speed Max: 
20.00
Wind Speed Min: 
5.00
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Wind: 
High
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
5
2nd Quarter
Clouds: 
Overcast
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Sky: 
8
3rd Quarter
Clouds: 
Overcast
Wind: 
High
Seeing Value: 
0.00
Seeing Variability: 
0
Sky: 
8
4th Quarter
Clouds: 
Overcast
Wind: 
High
Seeing Value: 
0.00
Seeing Variability: 
0
Sky: 
8
Program: 
Proposal: 
DES 2012B-0001
Target of Oportunity: 
No
Time Observed: 
2.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
8.0
Time lost other: 
0.0
Description: 
Dark Energy Survey
Primary Investigator: 
Josh Frieman
Email: 
frieman@fnal.gov
Institution: 
Fermilab
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
10
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2015-09-15 2.0 0.0 0.0 8.0 0.0 10