Exposure
ID
GRAVI.2025-07-17T08:57:43.962_1
Header ID
GRAVI.2025-07-17T08:57:43.962
Date updated
2025-07-17 09:10:52 UTC+0000
Release date
2026-07-17 09:10:52 UTC+0000
UTC Start
2025-07-17 08:57:43.962
UTC End
2025-07-17 09:01:43.962
MJD Start
60873.37342549
MJD End
60873.37620326778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004569999999999999
Ambient temperature (°C)
13.6
Seeing (arcsec)
0.8300000000000001
Observation
ID
68841
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
51211
Name
CPD-79_76
RA
41.154674
DEC
-79.26171
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 79.5050 79.6420 64.7000 65.8000
A0-J2 127.4500 127.5070 50.6000 51.7000
A0-K0 126.4710 126.4280 38.7770 39.7930
G1-J2 53.9780 53.9400 29.5000 30.5000
G1-K0 65.0920 65.0660 6.4440 7.2930
J2-K0 26.1670 26.2720 312.5660 313.3940
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 60873.37342549
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CPD-79 76
HIERARCH ESO INS SOBJ NAME CPD-79_76
RA 41.154674
DEC -79.26171
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 79.505
HIERARCH ESO ISS PBL12 END 79.642
HIERARCH ESO ISS PBLA12 START 64.7
HIERARCH ESO ISS PBLA12 END 65.8
HIERARCH ESO ISS PBL13 START 127.45
HIERARCH ESO ISS PBL13 END 127.507
HIERARCH ESO ISS PBLA13 START 50.6
HIERARCH ESO ISS PBLA13 END 51.7
HIERARCH ESO ISS PBL14 START 126.471
HIERARCH ESO ISS PBL14 END 126.428
HIERARCH ESO ISS PBLA14 START 38.777
HIERARCH ESO ISS PBLA14 END 39.793
HIERARCH ESO ISS PBL23 START 53.978
HIERARCH ESO ISS PBL23 END 53.94
HIERARCH ESO ISS PBLA23 START 29.5
HIERARCH ESO ISS PBLA23 END 30.5
HIERARCH ESO ISS PBL24 START 65.092
HIERARCH ESO ISS PBL24 END 65.066
HIERARCH ESO ISS PBLA24 START 6.444
HIERARCH ESO ISS PBLA24 END 7.293
HIERARCH ESO ISS PBL34 START 26.167
HIERARCH ESO ISS PBL34 END 26.272
HIERARCH ESO ISS PBLA34 START 312.566
HIERARCH ESO ISS PBLA34 END 313.394
HIERARCH ESO ISS AMBI TAU0 START 0.00518
HIERARCH ESO ISS AMBI TAU0 END 0.00396
HIERARCH ESO ISS AMBI TEMP 13.6
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.87