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ENR CTIO Blanco 4-m 2018-04-12

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Date: 
Thursday, April 12, 2018
Telescope: 
CTIO Blanco 4-m
Submitter: 
Scott Sheppard
Submitter Email: 
sheppard@dtm.ciw.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Claudio Aguilera
Problems: 

Telescope didn't move when commanded near beginning of night. After balancing telescope for about an hour, the telescope worked good.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
2018A-0393
Target of Oportunity: 
No
Time Observed: 
3.75
Time Engineering: 
0.0
Time lost technical: 
1.5
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Extreme Trans-Neptunian Objects
Primary Investigator: 
Scott Sheppard
Email: 
sheppard@dtm.ciw.edu
Institution: 
Carnegie Institution of Washington
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.25
Proposal: 
2018A-0914
Target of Oportunity: 
No
Time Observed: 
5.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Blanco i-band Kilo-degrees Survey - Blink
Primary Investigator: 
Martin Makler
Email: 
martinmakler@gmail.com
Institution: 
Brazilian Center for Physics Research
Instrument: 
CTIO 4m DECam
Organization: 
Brazil
Total Program Time: 
5.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2018-04-12 9.0 0.0 1.5 0.0 0.0 10.5