Exposure
ID
GRAVI.2025-07-18T07:27:23.156_1
Header ID
GRAVI.2025-07-18T07:27:23.156
Date updated
2025-07-18 07:40:35 UTC+0000
Release date
2026-07-18 07:40:34 UTC+0000
UTC Start
2025-07-18 07:27:23.156
UTC End
2025-07-18 07:31:23.156
MJD Start
60874.31068468
MJD End
60874.31346245778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.006064
Ambient temperature (°C)
14.14
Seeing (arcsec)
0.48
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 77.9760 78.1010 51.4000 52.5000
A0-J2 126.8130 126.8650 37.7000 38.8000
A0-K0 126.8500 126.8230 26.5110 27.5350
G1-J2 54.2940 54.2720 17.8000 18.8000
G1-K0 65.0140 65.0270 356.1930 357.0490
J2-K0 24.7360 24.8580 302.2030 303.0690
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 60874.31068468
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 77.976
HIERARCH ESO ISS PBL12 END 78.101
HIERARCH ESO ISS PBLA12 START 51.4
HIERARCH ESO ISS PBLA12 END 52.5
HIERARCH ESO ISS PBL13 START 126.813
HIERARCH ESO ISS PBL13 END 126.865
HIERARCH ESO ISS PBLA13 START 37.7
HIERARCH ESO ISS PBLA13 END 38.8
HIERARCH ESO ISS PBL14 START 126.85
HIERARCH ESO ISS PBL14 END 126.823
HIERARCH ESO ISS PBLA14 START 26.511
HIERARCH ESO ISS PBLA14 END 27.535
HIERARCH ESO ISS PBL23 START 54.294
HIERARCH ESO ISS PBL23 END 54.272
HIERARCH ESO ISS PBLA23 START 17.8
HIERARCH ESO ISS PBLA23 END 18.8
HIERARCH ESO ISS PBL24 START 65.014
HIERARCH ESO ISS PBL24 END 65.027
HIERARCH ESO ISS PBLA24 START 356.193
HIERARCH ESO ISS PBLA24 END 357.049
HIERARCH ESO ISS PBL34 START 24.736
HIERARCH ESO ISS PBL34 END 24.858
HIERARCH ESO ISS PBLA34 START 302.203
HIERARCH ESO ISS PBLA34 END 303.069
HIERARCH ESO ISS AMBI TAU0 START 0.006232
HIERARCH ESO ISS AMBI TAU0 END 0.005896
HIERARCH ESO ISS AMBI TEMP 14.14
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.49