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ENR CTIO Blanco 4-m 2019-02-23

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Date: 
Saturday, February 23, 2019
Telescope: 
CTIO Blanco 4-m
Submitter: 
Agustin Diaz
Submitter Email: 
agustin.diaz@userena.cl
Observer Support: 
Manuel Hernandez
Night Assistant: 
Alberto Alvarez
Also Present: 
Tim Abbot
Problems: 

None.

Comments: 

First half of the night excellent conditions, sub-arcsecond seeing the whole time.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
2019A-0910
Target of Oportunity: 
No
Time Observed: 
4.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Mapping Stellar Sub-structures in the Magellanic Periphery with DECam
Primary Investigator: 
Mackey
Email: 
dougal.mackey@anu.edu.au
Institution: 
ANU
Instrument: 
CTIO 4m DECam
Total Program Time: 
4.5
Proposal: 
2019A-0272
Target of Oportunity: 
No
Time Observed: 
4.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
The DECam eROSITA Survey (DeROSITAS)
Primary Investigator: 
Alfredo Zenteno
Email: 
alfredo@ctio.noao.edu
Institution: 
NOAO
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2019-02-23 9.25 0.0 0.0 0.0 0.0 9.25