Exposure
ID
GRAVI.2025-07-24T09:45:07.776_1
Header ID
GRAVI.2025-07-24T09:45:07.776
Date updated
2025-07-24 09:56:15 UTC+0000
Release date
2026-07-24 09:56:15 UTC+0000
UTC Start
2025-07-24 09:45:07.776
UTC End
2025-07-24 09:47:47.776
MJD Start
60880.40634
MJD End
60880.40819185186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004589
Ambient temperature (°C)
11.61
Seeing (arcsec)
0.45
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 78.8590 78.9900 68.8000 69.6000
A0-J2 126.7810 126.8440 53.4000 54.2000
A0-C1 19.7100 19.7430 68.8540 69.6040
G1-J2 54.9220 54.8900 31.0000 31.6000
G1-C1 59.1490 59.2470 248.8400 249.5900
J2-C1 107.9090 107.9430 230.6380 231.3660
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 60880.40634
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 78.859
HIERARCH ESO ISS PBL12 END 78.99
HIERARCH ESO ISS PBLA12 START 68.8
HIERARCH ESO ISS PBLA12 END 69.6
HIERARCH ESO ISS PBL13 START 126.781
HIERARCH ESO ISS PBL13 END 126.844
HIERARCH ESO ISS PBLA13 START 53.4
HIERARCH ESO ISS PBLA13 END 54.2
HIERARCH ESO ISS PBL14 START 19.71
HIERARCH ESO ISS PBL14 END 19.743
HIERARCH ESO ISS PBLA14 START 68.854
HIERARCH ESO ISS PBLA14 END 69.604
HIERARCH ESO ISS PBL23 START 54.922
HIERARCH ESO ISS PBL23 END 54.89
HIERARCH ESO ISS PBLA23 START 31.0
HIERARCH ESO ISS PBLA23 END 31.6
HIERARCH ESO ISS PBL24 START 59.149
HIERARCH ESO ISS PBL24 END 59.247
HIERARCH ESO ISS PBLA24 START 248.84
HIERARCH ESO ISS PBLA24 END 249.59
HIERARCH ESO ISS PBL34 START 107.909
HIERARCH ESO ISS PBL34 END 107.943
HIERARCH ESO ISS PBLA34 START 230.638
HIERARCH ESO ISS PBLA34 END 231.366
HIERARCH ESO ISS AMBI TAU0 START 0.004015
HIERARCH ESO ISS AMBI TAU0 END 0.005163
HIERARCH ESO ISS AMBI TEMP 11.61
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.4