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ENR CTIO Blanco 4-m 2024-04-12

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Date: 
Friday, April 12, 2024
Telescope: 
CTIO Blanco 4-m
Submitter: 
Xinjun Chen
Submitter Email: 
xchen315@ucsc.edu
Observer Support: 
Manuel Hernandez
Night Assistant: 
Rodrigo Hinojosa
Also Present: 
Claudio Aguilera, Rodrigo Hernandez, Guillermo Damke
Problems: 

None.

Comments: 

Telescope Closed at 8pm cause the clouds.

Observation ends early after the midnight due to raining

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.90
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky : 
4
2nd Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
3rd Quarter
Clouds: 
Overcast
Precipitation: 
Rain
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
4th Quarter
Clouds: 
Overcast
Precipitation: 
Rain
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
Program: 
Proposal: 
2020B-0288
Target of Oportunity: 
No
Time Observed: 
0.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
10.0
Time lost other: 
0.0
Description: 
Merian Survey
Primary Investigator: 
Alexie Leauthaud
Email: 
alexie@ucsc.edu
Institution: 
UCSC
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
10.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2024-04-12 0.5 0.0 0.0 10.0 0.0 10.5