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ENR CTIO Blanco 4-m 2021-06-15

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Date: 
Tuesday, June 15, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
David W. Gerdes
Submitter Email: 
gerdes@umich.edu
Observer Support: 
Alistair Walker
Night Assistant: 
Claudio Aguilera
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Temperature Max: 
2.00
Temperature Min: 
0.00
Humidity Max: 
92
Humidity Min: 
80
Wind Speed Max: 
20.00
Wind Speed Min: 
12.00
Comment: 
Dome closed due to high humidity until 09:00 UTC / 5am local. No observations during first half of night.
1st Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
8
2nd Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
3rd Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
4th Quarter
Clouds: 
Thin Clouds
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
2.20
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
3
Program: 
Proposal: 
2021A-0062
Target of Oportunity: 
No
Time Observed: 
1.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
4.0
Time lost other: 
0.0
Description: 
Deep L5 Neptunian Trojan Survey
Primary Investigator: 
Lin
Email: 
hsingwel@umich.edu
Institution: 
U. Michigan
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2021-06-15 1.5 0.0 0.0 4.0 0.0 5.5