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CTIO Home > ENR CTIO Blanco 4-m 2025-06-24

ENR CTIO Blanco 4-m 2025-06-24

Date: 
Tuesday, June 24, 2025
Telescope: 
CTIO Blanco 4-m
Submitter: 
Kathy Vivas
Submitter Email: 
kathy.vivas@noirlab.edu
Observer Support: 
Manuel Hernandez
Night Assistant: 
Claudio Aguilera
Also Present: 
H. Bouy, K.Boutsia, R.Hinojosa
Problems: 

At 7:40 UT we got an image with missing extensions (1399875). There was a SISPI Alert but observations continued and all the rest of the images were ok. I repeated the affected field. 

Comments: 

End of nights with a lot of clouds

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Thin Clouds
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
2
4th Quarter
Clouds: 
Partially cloudy
Wind: 
Medium
Seeing Value: 
1.80
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
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Program: 
Proposal: 
2025A-593334
Target of Oportunity: 
No
Time Observed: 
5.75
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Evolution of protoplanetary disks around young free-floating planets
Primary Investigator: 
H. Bouy
Email: 
herve.bouy@u-bordequx.fr [1]
Institution: 
U Bordeaux
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.75
Proposal: 
2025A-981092
Target of Oportunity: 
No
Time Observed: 
5.5
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Ca HK metallicities in the Bulge
Primary Investigator: 
C. Johnson
Email: 
cjohnson1@stsci.edu [4]
Institution: 
Space Telescope Science Institute
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2025-06-24 11.25 0.0 0.0 0.0 0.0 11.25
Source URL (modified on 06/25/2025 - 06:15): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2025-06-24

Links
[1] mailto:herve.bouy@u-bordequx.fr
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44473/delete?destination=print/node/22891
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44473/edit?destination=print/node/22891
[4] mailto:cjohnson1@stsci.edu
[5] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44474/delete?destination=print/node/22891
[6] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/44474/edit?destination=print/node/22891
[7] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/22891?destination=print/node/22891