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ENR CTIO Blanco 4-m 2015-12-23

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Date: 
Wednesday, December 23, 2015
Telescope: 
CTIO Blanco 4-m
Submitter: 
Alistair Walker
Submitter Email: 
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Humberto Orrego
Problems: 

Dome very stiff and would not move under TCS control.   We left it disabled which meant I could observe at dec -28C from zenith to the west.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
Engineering
Target of Oportunity: 
No
Time Observed: 
5.25
Time Engineering: 
0.0
Time lost technical: 
2.5
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Observed Chandra Deep Field in N964 filter mostly
Primary Investigator: 
ALISTAIR WALKER
Institution: 
CTIO
Instrument: 
CTIO 4m DECam
Total Program Time: 
7.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2015-12-23 5.25 0.0 2.5 0.0 0.0 7.75