Date:
Monday, April 28, 2025
Telescope:
CTIO Blanco 4-m
Submitter:
Ana Sofia Uzsoy, Swayamtrupta Panda
Submitter Email:
Observer Support:
Rodrigo Hernandez
Night Assistant:
Rodrigo Hinojosa
Also Present:
Guillermo Damke, Claudio Aguilera
Problems:
None.
Program:
Proposal:
2023B-184194
Target of Oportunity:
No
Time Observed:
11.5
Time Engineering:
0.0
Time lost technical:
0.0
Time lost weather:
0.0
Time lost other:
0.0
Description:
Efficiently Mapping the z>2 Universe with Medium-Band Filters
Primary Investigator:
Dey-Schlegel
Email:
Institution:
NOIRLab
Instrument:
CTIO 4m DECam
Organization:
NOAO
Total Program Time:
11.5
| Total Times | Time Observed | Time Engineering | Time lost technical | Time lost weather | Time lost other | Total Program Time |
|---|---|---|---|---|---|---|
| 2025-04-28 | 11.5 | 0.0 | 0.0 | 0.0 | 0.0 | 11.5 |
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18:17 Sunset
18:41 Moonset
18:52 Evening -10
19:02 LTT3218 in three MB (M464, M490, M517) and g-band
19:08 Pyxis in M490
19:11 Evening -14
19:24 COSMOS g-band pointing check
19:30 Evening -18
19:30 COSMOS deep (three MB - M464, M490, M517)
20:12 pointing check (switched the IBIS_ETC to photometric)
21:12 pointing check
21:30 First quarter conditions updated. Clear, low wind, seeing ~1.15”
22:48 switch to COSMOS wide (M490)
00:30 Second quarter conditions updated. Clear, low wind, seeing ~1.1”
00:40 Midpoint
01:23 Seeing went up to 1.32”.
02:39 Queue running smoothly. Seeing down to 1.06”.
03:12 Wind Speed at 27 km/h
03:30 Third quarter conditions updated. Clear, mild wind, seeing ~1.15”
05:19 pointing check
05:48 NGC7492 in M517
05:51 Morning -18
05:48 NGC7492 in M490
06:08 Morning -14
06:12 LTT6248 in M464
06:14 LTT6248 in gr
06:16 LTT6248 in M517, observing finished.
06:28 Morning -10
06:30 Last quarter conditions updated. Clear, low wind, seeing ~1.1”
07:04 Sunrise