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ENR CTIO Blanco 4-m 2019-07-25

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Date: 
Thursday, July 25, 2019
Telescope: 
CTIO Blanco 4-m
Submitter: 
Douglas Grion Filho
Submitter Email: 
df2629@columbia.edu
Observer Support: 
Alfredo Zenteno
Night Assistant: 
Rodrigo Hernandez
Also Present: 
Manuel Hernandez
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
0.50
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Overcast
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
7
Program: 
Proposal: 
2019A-0345
Target of Oportunity: 
No
Time Observed: 
5.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Probing Short Duration Stellar Variability with Star Trail Images of four K2 fields
Primary Investigator: 
David Thomas
Email: 
dthomas5@stanford.edu
Institution: 
Stanford
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.75
Proposal: 
2019A-0916
Target of Oportunity: 
No
Time Observed: 
4.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
1.0
Time lost other: 
0.0
Description: 
(Completing) DECam-VISTA search for the elusive stellar counterpart of the magellanic stream
Primary Investigator: 
Julio Chaname
Email: 
jchaname@astro.puc.cl
Institution: 
Pontificia Universidad Catolica de Chile
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
5.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2019-07-25 10.25 0.0 0.0 1.0 0.0 11.25