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ENR CTIO Blanco 4-m 2023-07-26

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Date: 
Wednesday, July 26, 2023
Telescope: 
CTIO Blanco 4-m
Submitter: 
Soren Helhoski
Submitter Email: 
soren_helhoski@brown.edu
Observer Support: 
Wilson Liu
Night Assistant: 
Alberto Alvarez
Also Present: 
Hernan Tirado
Problems: 

None.

Comments: 

So cloudy in the 2nd quarter, unsure of how good our exposures will be.

Conditions: 
General Conditions
Temperature Max: 
17.00
Temperature Min: 
11.00
Humidity Max: 
32
Humidity Min: 
19
Wind Speed Max: 
6.00
Wind Speed Min: 
2.00
Comment: 
None.
1st Quarter
Clouds: 
Cirrus
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
6
2nd Quarter
Clouds: 
Overcast
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
8
3rd Quarter
Clouds: 
Overcast
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
8
4th Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.6
Seeing Source: 
The Telescope I used
Sky: 
5
Program: 
Proposal: 
2023A-140687
Target of Oportunity: 
No
Time Observed: 
5.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DECaLS
Primary Investigator: 
David Schlegel
Email: 
djschlegel@lbl.gov
Institution: 
Lawrence Berkeley National Laboratory
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.75
Proposal: 
2019A-0308
Target of Oportunity: 
No
Time Observed: 
5.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
LoVoCCs
Primary Investigator: 
Ian Dell'Antonio
Email: 
ian_dell'antonio@brown.edu
Institution: 
Brown University
Instrument: 
CTIO 4m DECam
Organization: 
N/A
Total Program Time: 
5.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2023-07-26 11.25 0.0 0.0 0.0 0.0 11.25