You are here

CTIO Home

ENR CTIO Blanco 4-m 2025-06-14

Primary tabs

Date: 
Saturday, June 14, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Chin Yi Tan
Submitter Email: 
chinyi@uchicago.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Problems: 

None

Comments: 

Lots of clouds, Dome was closed for first half of the night

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
8
2nd Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
3rd Quarter
Clouds: 
Overcast
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
8
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.40
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
6
Program: 
Proposal: 
2025A-316276
Target of Oportunity: 
No
Time Observed: 
2.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
9.0
Time lost other: 
0.0
Description: 
Dipole orientated SN Cosmology
Primary Investigator: 
Clocchiatti
Institution: 
Pontificia Universidad Catolica de Chile
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
11.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-06-14 2.5 0.0 0.0 9.0 0.0 11.5