Exposure
ID
GRAVI.2025-07-24T09:38:28.759_1
Header ID
GRAVI.2025-07-24T09:38:28.759
Date updated
2025-07-24 09:51:23 UTC+0000
Release date
2026-07-24 09:51:23 UTC+0000
UTC Start
2025-07-24 09:38:28.759
UTC End
2025-07-24 09:41:08.759
MJD Start
60880.40172175
MJD End
60880.403573601856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0038085000000000003
Ambient temperature (°C)
11.53
Seeing (arcsec)
0.41500000000000004
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 78.5650 78.6950 67.1000 67.9000
A0-J2 126.6370 126.7010 51.8000 52.5000
A0-C1 19.6370 19.6700 67.1580 67.9100
G1-J2 54.9900 54.9600 29.5000 30.2000
G1-C1 58.9280 59.0260 247.1440 247.8960
J2-C1 107.8320 107.8660 228.9940 229.7220
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 60880.40172175
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 78.565
HIERARCH ESO ISS PBL12 END 78.695
HIERARCH ESO ISS PBLA12 START 67.1
HIERARCH ESO ISS PBLA12 END 67.9
HIERARCH ESO ISS PBL13 START 126.637
HIERARCH ESO ISS PBL13 END 126.701
HIERARCH ESO ISS PBLA13 START 51.8
HIERARCH ESO ISS PBLA13 END 52.5
HIERARCH ESO ISS PBL14 START 19.637
HIERARCH ESO ISS PBL14 END 19.67
HIERARCH ESO ISS PBLA14 START 67.158
HIERARCH ESO ISS PBLA14 END 67.91
HIERARCH ESO ISS PBL23 START 54.99
HIERARCH ESO ISS PBL23 END 54.96
HIERARCH ESO ISS PBLA23 START 29.5
HIERARCH ESO ISS PBLA23 END 30.2
HIERARCH ESO ISS PBL24 START 58.928
HIERARCH ESO ISS PBL24 END 59.026
HIERARCH ESO ISS PBLA24 START 247.144
HIERARCH ESO ISS PBLA24 END 247.896
HIERARCH ESO ISS PBL34 START 107.832
HIERARCH ESO ISS PBL34 END 107.866
HIERARCH ESO ISS PBLA34 START 228.994
HIERARCH ESO ISS PBLA34 END 229.722
HIERARCH ESO ISS AMBI TAU0 START 0.003748
HIERARCH ESO ISS AMBI TAU0 END 0.003869
HIERARCH ESO ISS AMBI TEMP 11.53
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.4