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ENR CTIO Blanco 4-m 2015-03-20

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Date: 
Friday, March 20, 2015
Telescope: 
CTIO Blanco 4-m
Submitter: 
Jonatan Selsing
Submitter Email: 
jselsing@dark-cosmology.dk
Observer Support: 
Hernan Tirado
Night Assistant: 
Claudio Aguilera
Also Present: 
Anja von der Linden, Jonatan Selsing, Luis Cicuendez
Problems: 

Very cloudy.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Overcast
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
7
2nd Quarter
Clouds: 
Overcast
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
7
3rd Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
4th Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.60
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
Program: 
Proposal: 
2015A-0615
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
4.75
Time lost other: 
0.0
Description: 
The darkest galaxies: how dark are they really?
Primary Investigator: 
Brendan McMonigal
Email: 
lcicuend@iac.es
Institution: 
Instituto de Astrofisica de Canarias
Instrument: 
CTIO 4m DECam
Organization: 
N/A
Total Program Time: 
4.75
Proposal: 
2015A-0121
Target of Oportunity: 
No
Time Observed: 
5.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Cluster weak-lensing
Primary Investigator: 
Anja von der Linden
Email: 
anja@slac.stanford.edu
Institution: 
KIPAC
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2015-03-20 5.0 0.0 0.0 4.75 0.0 9.75