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ENR CTIO Blanco 4-m 2025-01-11

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Date: 
Saturday, January 11, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Rodrigo Angulo
Submitter Email: 
rangulo1@jhu.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Roberto Aviles
Also Present: 
Kaylee de Soto, Chien-Hsiu Lee, Rodrigo Angulo
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
2
2nd Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
3rd Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
3
4th Quarter
Clouds: 
Partially cloudy
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
3
Program: 
Proposal: 
2024B-261264
Target of Oportunity: 
No
Time Observed: 
3.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Calibration of Mira Period-Luminosity Relation in the Era of the Rubin Observatory LSST
Primary Investigator: 
Chow-Choong Ngeow
Email: 
cngeow@astro.ncu.edu.tw
Institution: 
National Central University
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
3.75
Proposal: 
2024B-441839
Target of Oportunity: 
No
Time Observed: 
3.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
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: 
3.75
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-01-11 7.5 0.0 0.0 0.0 0.0 7.5