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ENR CTIO Blanco 4-m 2015-01-25

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Date: 
Sunday, January 25, 2015
Telescope: 
CTIO Blanco 4-m
Submitter: 
Yuanyuan Zhang
Submitter Email: 
ynzhang@umich.edu
Observer Support: 
Claudio Aguilera
Night Assistant: 
Hernan Tirado
Also Present: 
Marisa March, David James
Problems: 

None.

Comments: 

High humidty all night (~60%), with concomitant haze at low altitudes, 360-degree azimuth.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
1
2nd Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
2012B-0001
Target of Oportunity: 
No
Time Observed: 
3.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DES Year 2
Primary Investigator: 
Frieman
Email: 
frieman@fnal.gov
Institution: 
DES
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
3.75
Proposal: 
2014B-0378
Target of Oportunity: 
No
Time Observed: 
4.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Spectrophotometric Time Series of eta Carinae's Great Eruption
Primary Investigator: 
Armin Rest
Email: 
arest@stsci.edu
Institution: 
STSCI
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2015-01-25 7.75 0.0 0.0 0.0 0.0 7.75