Exposure
ID
GRAVI.2025-09-20T05:28:58.358_1
Header ID
GRAVI.2025-09-20T05:28:58.358
Date updated
2025-09-20 05:41:33 UTC+0000
Release date
2026-09-20 05:41:33 UTC+0000
UTC Start
2025-09-20 05:28:58.358
UTC End
2025-09-20 05:34:58.358
MJD Start
60938.22845322
MJD End
60938.232619886665
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0033285
Ambient temperature (°C)
13.73
Seeing (arcsec)
0.675
Observation
ID
70470
Category
science
Program ID
115.282L.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
52256
Name
TYC_8871-699-1
RA
60.530113
DEC
-63.77973
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 71.9340 72.5400 65.6000 67.2000
A0-J2 120.0590 120.4760 45.8000 47.4000
A0-K0 127.4370 127.5100 30.9980 32.4580
G1-J2 57.7950 57.7620 20.8000 22.1000
G1-K0 79.5390 79.5340 0.0880 1.1180
J2-K0 32.6810 32.9510 321.3380 322.1480
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60938.22845322
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 8871-699-1
HIERARCH ESO INS SOBJ NAME TYC_8871-699-1
RA 60.530113
DEC -63.77973
HIERARCH ESO INS SPEC RES MEDIUM
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 K0
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 71.934
HIERARCH ESO ISS PBL12 END 72.54
HIERARCH ESO ISS PBLA12 START 65.6
HIERARCH ESO ISS PBLA12 END 67.2
HIERARCH ESO ISS PBL13 START 120.059
HIERARCH ESO ISS PBL13 END 120.476
HIERARCH ESO ISS PBLA13 START 45.8
HIERARCH ESO ISS PBLA13 END 47.4
HIERARCH ESO ISS PBL14 START 127.437
HIERARCH ESO ISS PBL14 END 127.51
HIERARCH ESO ISS PBLA14 START 30.998
HIERARCH ESO ISS PBLA14 END 32.458
HIERARCH ESO ISS PBL23 START 57.795
HIERARCH ESO ISS PBL23 END 57.762
HIERARCH ESO ISS PBLA23 START 20.8
HIERARCH ESO ISS PBLA23 END 22.1
HIERARCH ESO ISS PBL24 START 79.539
HIERARCH ESO ISS PBL24 END 79.534
HIERARCH ESO ISS PBLA24 START 0.088
HIERARCH ESO ISS PBLA24 END 1.118
HIERARCH ESO ISS PBL34 START 32.681
HIERARCH ESO ISS PBL34 END 32.951
HIERARCH ESO ISS PBLA34 START 321.338
HIERARCH ESO ISS PBLA34 END 322.148
HIERARCH ESO ISS AMBI TAU0 START 0.003536
HIERARCH ESO ISS AMBI TAU0 END 0.003121
HIERARCH ESO ISS AMBI TEMP 13.73
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.67