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CTIO Home > ENR CTIO Blanco 4-m 2026-02-06

ENR CTIO Blanco 4-m 2026-02-06

Date: 
Friday, February 6, 2026
Telescope: 
CTIO Blanco 4-m
Submitter: 
Xiaolong Li
Submitter Email: 
lixl@udel.edu
Observer Support: 
Rodrigo Hernandez
Night Assistant: 
Roberto Aviles
Also Present: 
Hernan Tirado, Alfredo Zenteno, Tomas Ahumada
Problems: 

None.

Comments: 

None.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
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Program: 
Proposal: 
DD
Target of Oportunity: 
No
Time Observed: 
4.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Instrument: 
CTIO 4m DECam
Total Program Time: 
4
Proposal: 
2026A-625308
Target of Oportunity: 
No
Time Observed: 
4.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Eta Car time series
Primary Investigator: 
Angulo-Li
Email: 
lixl@udel.edu [3]
Institution: 
Johns Hopkins University
Instrument: 
CTIO 4m DECam
Total Program Time: 
4
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2026-02-06 8.0 0.0 0.0 0.0 0.0 8
Source URL (modified on 02/07/2026 - 06:30): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2026-02-06

Links
[1] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45019/delete?destination=print/node/23636
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45019/edit?destination=print/node/23636
[3] mailto:lixl@udel.edu
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45020/delete?destination=print/node/23636
[5] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45020/edit?destination=print/node/23636
[6] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23636?destination=print/node/23636