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ENR CTIO Blanco 4-m 2024-09-20

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Date: 
Friday, September 20, 2024
Telescope: 
CTIO Blanco 4-m
Submitter: 
Gustavo Medina Toledo, Jan Kleyna
Submitter Email: 
gustavo.medina@utoronto.ca
Observer Support: 
None
Night Assistant: 
Hernan Tirado
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
2nd half was highly extincted.
1st Quarter
Clouds: 
Thin Clouds
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
3
2nd Quarter
Clouds: 
Thin Clouds
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
2
3rd Quarter
Clouds: 
Cirrus
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
4
4th Quarter
Clouds: 
Cirrus
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
6
Program: 
Proposal: 
2024B-441839
Target of Oportunity: 
No
Time Observed: 
5.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
4.0
Time lost other: 
0.0
Description: 
Photometric Time Series of Eta Carinae's Great Eruption
Primary Investigator: 
Armin Rest
Email: 
arest@stsci.edu
Institution: 
STSCI
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
9
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2024-09-20 5.0 0.0 0.0 4.0 0.0 9