You are here

CTIO Home

ENR CTIO Blanco 4-m 2023-09-14

Primary tabs

Date: 
Thursday, September 14, 2023
Telescope: 
CTIO Blanco 4-m
Submitter: 
Zachary Stone
Submitter Email: 
stone28@illinois.edu
Observer Support: 
Guillermo Damke
Night Assistant: 
Claudio Aguilera
Also Present: 
Rodrigo Hinojosa
Problems: 

Dome started moving incorrectly and became stuck due to a mechanical problem, so observations needed to be stopped a bit before 3:30

Comments: 

None.

Conditions: 
General Conditions
Temperature Max: 
17.10
Temperature Min: 
14.90
Humidity Max: 
21
Humidity Min: 
20
Wind Speed Max: 
24.00
Wind Speed Min: 
1.00
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.60
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
Program: 
Proposal: 
2022B-175073
Target of Oportunity: 
No
Time Observed: 
7.0
Time Engineering: 
3.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Continued Monitoring of DES-SN Fields: Candidate Binary SMBHs from Long-Term Quasar Variability
Primary Investigator: 
Xin Liu
Email: 
xinliuxl@illinois.edu
Institution: 
University of Illinois at Urbana-Champaign
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
10
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2023-09-14 7.0 3.0 0.0 0.0 0.0 10