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

ENR CTIO Blanco 4-m 2026-02-02

Date: 
Monday, February 2, 2026
Telescope: 
CTIO Blanco 4-m
Submitter: 
Tomas Ahumada (1st half) / Ko Ishida (2nd half)
Submitter Email: 
ko.ishida@astr.tohoku.ac.jp
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
Rodrigo Hinojosa, Sean Points
Problems: 

None.

Comments: 

When NewFirm try to change filter (J to k) system take alot of time moving the fileter wheel but did not work (first field of the night)
It was necessary to restart NewFirm Gui
And after restart the app, display of dTemp was not active but typing command "flt set reftemp" was alive

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
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Program: 
Proposal: 
2025B-71366
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
NEWFIRM AEON observations
Primary Investigator: 
Tomas Ahumada
Instrument: 
CTIO 4m Newfirm
Organization: 
Chile
Total Program Time: 
0
Proposal: 
2025B-980446
Target of Oportunity: 
No
Time Observed: 
4.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
NEWFIRM narrow-band survey for 2QZ cluster
Primary Investigator: 
Ko Ishida
Email: 
ko.ishida@astr.tohoku.ac.jp [3]
Institution: 
Tohoku University
Instrument: 
CTIO 4m Newfirm
Organization: 
NOAO
Total Program Time: 
4.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2026-02-02 4.25 0.0 0.0 0.0 0.0 4.25
Source URL (modified on 02/03/2026 - 20:35): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2026-02-02

Links
[1] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45006/delete?destination=print/node/23624
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45006/edit?destination=print/node/23624
[3] mailto:ko.ishida@astr.tohoku.ac.jp
[4] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45007/delete?destination=print/node/23624
[5] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/45007/edit?destination=print/node/23624
[6] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/23624?destination=print/node/23624