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CTIO Home > ENR CTIO Blanco 4-m 2022-04-25

ENR CTIO Blanco 4-m 2022-04-25

Date: 
Monday, April 25, 2022
Telescope: 
CTIO Blanco 4-m
Submitter: 
Ian Dell'Antonio
Submitter Email: 
ian_dellantonio@brown.edu
Observer Support: 
Hernan Tirado
Night Assistant: 
Alberto Alvarez
Also Present: 
Shenming Fu, Alfredo Zenteno
Problems: 

We had one exposure drop--not sure if there was a script issue.   Other than the seeing being pretty bad, no problems.

Comments: 

Only the seeing--the DIMM returned to service around 10pm, by then the 2" seeing had passed, and our 1.2-1.6" was consistent with the DIMM variations.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.70
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
1
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.60
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
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Program: 
Proposal: 
2022A-658443
Target of Oportunity: 
No
Time Observed: 
5.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.25
Description: 
LoVoCCS-SZ
Primary Investigator: 
Dell'Antonio
Email: 
ian_dellantonio@brown.edu [1]
Institution: 
Brown University
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.25
Proposal: 
2022A-246202
Target of Oportunity: 
No
Time Observed: 
5.25
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
Extreme Trans-Neptunian Objects
Primary Investigator: 
Scott Sheppard
Email: 
ssheppard@carnegiescience.edu [4]
Institution: 
Carnegie Institution of Washington
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
5.25
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2022-04-25 10.25 0.0 0.0 0.0 0.25 10.5
Source URL (modified on 04/26/2022 - 10:27): http://www.ctio.noao.edu/noao/content/ENR-CTIO-Blanco-4-m-2022-04-25

Links
[1] mailto:ian_dellantonio@brown.edu
[2] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/40933/delete?destination=print/node/18885
[3] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/40933/edit?destination=print/node/18885
[4] mailto:ssheppard@carnegiescience.edu
[5] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/40934/delete?destination=print/node/18885
[6] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/40934/edit?destination=print/node/18885
[7] http://www.ctio.noao.edu/noao/field-collection/field-nr-prog/add/node/18885?destination=print/node/18885