Exposure
ID
GRAVI.2025-07-24T09:48:22.784_1
Header ID
GRAVI.2025-07-24T09:48:22.784
Date updated
2025-07-24 10:00:58 UTC+0000
Release date
2026-07-24 10:00:57 UTC+0000
UTC Start
2025-07-24 09:48:22.784
UTC End
2025-07-24 09:51:02.784
MJD Start
60880.40859704
MJD End
60880.41044889185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004376
Ambient temperature (°C)
11.57
Seeing (arcsec)
0.395
Observation
ID
68955
Category
science
Program ID
115.282L.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
51302
Name
V*_AI_Men
RA
57.570988
DEC
-75.89562
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.0040 79.1350 69.7000 70.4000
A0-J2 126.8510 126.9140 54.2000 55.0000
A0-C1 19.7470 19.7790 69.6870 70.4350
G1-J2 54.8860 54.8540 31.7000 32.4000
G1-C1 59.2570 59.3560 249.6730 250.4210
J2-C1 107.9460 107.9800 231.4470 232.1750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60880.40859704
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V AI Men
HIERARCH ESO INS SOBJ NAME V*_AI_Men
RA 57.570988
DEC -75.89562
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 79.004
HIERARCH ESO ISS PBL12 END 79.135
HIERARCH ESO ISS PBLA12 START 69.7
HIERARCH ESO ISS PBLA12 END 70.4
HIERARCH ESO ISS PBL13 START 126.851
HIERARCH ESO ISS PBL13 END 126.914
HIERARCH ESO ISS PBLA13 START 54.2
HIERARCH ESO ISS PBLA13 END 55.0
HIERARCH ESO ISS PBL14 START 19.747
HIERARCH ESO ISS PBL14 END 19.779
HIERARCH ESO ISS PBLA14 START 69.687
HIERARCH ESO ISS PBLA14 END 70.435
HIERARCH ESO ISS PBL23 START 54.886
HIERARCH ESO ISS PBL23 END 54.854
HIERARCH ESO ISS PBLA23 START 31.7
HIERARCH ESO ISS PBLA23 END 32.4
HIERARCH ESO ISS PBL24 START 59.257
HIERARCH ESO ISS PBL24 END 59.356
HIERARCH ESO ISS PBLA24 START 249.673
HIERARCH ESO ISS PBLA24 END 250.421
HIERARCH ESO ISS PBL34 START 107.946
HIERARCH ESO ISS PBL34 END 107.98
HIERARCH ESO ISS PBLA34 START 231.447
HIERARCH ESO ISS PBLA34 END 232.175
HIERARCH ESO ISS AMBI TAU0 START 0.005163
HIERARCH ESO ISS AMBI TAU0 END 0.003589
HIERARCH ESO ISS AMBI TEMP 11.57
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.39