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ENR CTIO Blanco 4-m 2014-05-20

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Date: 
Tuesday, May 20, 2014
Telescope: 
CTIO Blanco 4-m
Submitter: 
Felipe Santana
Submitter Email: 
fsantana@das.uchile.cl
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Ana Bonaca Kathy Vivas
Problems: 

We have to close at 1:33 AM local time because of very heavy clouds

Comments: 

None.

Conditions: 
General Conditions
Temperature Max: 
10.00
Temperature Min: 
0.60
Humidity Max: 
68
Humidity Min: 
20
Wind Speed Max: 
20.00
Wind Speed Min: 
4.00
Comment: 
We don't have data for the seeing at the fourth quarter of the night because we could not observe in that quarter because the dome was closed for clouds and humidity
1st Quarter
Clouds: 
Cirrus
Wind: 
Medium
Seeing Value: 
2.30
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
3
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
2.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
2
3rd Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
2.30
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
4th Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
7
Program: 
Proposal: 
2014A-0611
Target of Oportunity: 
No
Time Observed: 
6.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
4.75
Time lost other: 
0.0
Description: 
An Abridged Tial: Mapping the Palomar 5 Tidal Streams with DECam
Primary Investigator: 
Ricardo Muñoz
Email: 
rmunoz@das.uchile.cl
Institution: 
Universidad de Chile
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
11.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2014-05-20 6.5 0.0 0.0 4.75 0.0 11.25