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ENR CTIO Blanco 4-m 2018-03-28

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Date: 
Wednesday, March 28, 2018
Telescope: 
CTIO Blanco 4-m
Submitter: 
Clara Martinez
Submitter Email: 
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Kathy Vivas, Clara Martinez
Problems: 

None.

Comments: 

Engineering Night with DECam.

We tried to observe with two filters (g+i) at the same time (one of the task of the Engineering Night) but the Observer Console did not allow us to make it even when we forced them from the ICS. When the Observer Console loaded the exposure that we make without filter, automatically the block filter was activated, thus cancelling the g+i forced filters. At the end of the night we finally could do it by writing directly "filter": "g,i" in the .json file.

The sidereal and non-sidereal tracking observation tests for one of the ToO programs was made sucesfull.

The rest of the night was used for several Science programs. 

Very good atmospheric conditions during al the night DIMM2 measured an average seeing of  ~ 0.7''. We had a few images with 0.64" (z band)

Note: the scripts for standard stars do not work unless we delete beforehand the Y observations. We need to create a separate folder with all standards, no Y.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2013A-9999
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
10.25
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DECam Engineering
Primary Investigator: 
Alistair Walker
Institution: 
CTIO
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
10.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2018-03-28 0.0 10.25 0.0 0.0 0.0 10.25