Exposure
ID
GRAVI.2025-07-18T07:43:23.197_1
Header ID
GRAVI.2025-07-18T07:43:23.197
Date updated
2025-07-18 07:55:45 UTC+0000
Release date
2026-07-18 07:55:45 UTC+0000
UTC Start
2025-07-18 07:43:23.197
UTC End
2025-07-18 07:47:23.197
MJD Start
60874.32179626
MJD End
60874.32457403778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0051400000000000005
Ambient temperature (°C)
14.39
Seeing (arcsec)
0.525
Observation
ID
68847
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
51217
Name
CPD-79_54
RA
32.21225
DEC
-79.39979
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 78.4520 78.5810 55.6000 56.7000
A0-J2 127.0150 127.0700 41.7000 42.8000
A0-K0 126.7420 126.7110 30.3540 31.3710
G1-J2 54.2020 54.1750 21.5000 22.4000
G1-K0 65.0460 65.0470 359.4050 0.2550
J2-K0 25.1880 25.3040 305.4420 306.2930
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 60874.32179626
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CPD-79 54
HIERARCH ESO INS SOBJ NAME CPD-79_54
RA 32.21225
DEC -79.39979
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 78.452
HIERARCH ESO ISS PBL12 END 78.581
HIERARCH ESO ISS PBLA12 START 55.6
HIERARCH ESO ISS PBLA12 END 56.7
HIERARCH ESO ISS PBL13 START 127.015
HIERARCH ESO ISS PBL13 END 127.07
HIERARCH ESO ISS PBLA13 START 41.7
HIERARCH ESO ISS PBLA13 END 42.8
HIERARCH ESO ISS PBL14 START 126.742
HIERARCH ESO ISS PBL14 END 126.711
HIERARCH ESO ISS PBLA14 START 30.354
HIERARCH ESO ISS PBLA14 END 31.371
HIERARCH ESO ISS PBL23 START 54.202
HIERARCH ESO ISS PBL23 END 54.175
HIERARCH ESO ISS PBLA23 START 21.5
HIERARCH ESO ISS PBLA23 END 22.4
HIERARCH ESO ISS PBL24 START 65.046
HIERARCH ESO ISS PBL24 END 65.047
HIERARCH ESO ISS PBLA24 START 359.405
HIERARCH ESO ISS PBLA24 END 0.255
HIERARCH ESO ISS PBL34 START 25.188
HIERARCH ESO ISS PBL34 END 25.304
HIERARCH ESO ISS PBLA34 START 305.442
HIERARCH ESO ISS PBLA34 END 306.293
HIERARCH ESO ISS AMBI TAU0 START 0.004964
HIERARCH ESO ISS AMBI TAU0 END 0.005316
HIERARCH ESO ISS AMBI TEMP 14.39
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.53