Exposure
ID
GRAVI.2025-07-17T08:37:46.912_1
Header ID
GRAVI.2025-07-17T08:37:46.912
Date updated
2025-07-17 08:51:07 UTC+0000
Release date
2026-07-17 08:51:07 UTC+0000
UTC Start
2025-07-17 08:37:46.912
UTC End
2025-07-17 08:41:46.912
MJD Start
60873.35957074
MJD End
60873.36234851778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00421
Ambient temperature (°C)
13.64
Seeing (arcsec)
0.8049999999999999
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 78.8700 79.0040 59.6000 60.7000
A0-J2 127.1790 127.2360 45.6000 46.7000
A0-K0 126.6560 126.6190 33.9960 35.0110
G1-J2 54.1400 54.1080 24.9000 25.9000
G1-K0 65.1710 65.1600 2.4530 3.3000
J2-K0 25.6540 25.7660 308.6430 309.4800
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 60873.35957074
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 78.87
HIERARCH ESO ISS PBL12 END 79.004
HIERARCH ESO ISS PBLA12 START 59.6
HIERARCH ESO ISS PBLA12 END 60.7
HIERARCH ESO ISS PBL13 START 127.179
HIERARCH ESO ISS PBL13 END 127.236
HIERARCH ESO ISS PBLA13 START 45.6
HIERARCH ESO ISS PBLA13 END 46.7
HIERARCH ESO ISS PBL14 START 126.656
HIERARCH ESO ISS PBL14 END 126.619
HIERARCH ESO ISS PBLA14 START 33.996
HIERARCH ESO ISS PBLA14 END 35.011
HIERARCH ESO ISS PBL23 START 54.14
HIERARCH ESO ISS PBL23 END 54.108
HIERARCH ESO ISS PBLA23 START 24.9
HIERARCH ESO ISS PBLA23 END 25.9
HIERARCH ESO ISS PBL24 START 65.171
HIERARCH ESO ISS PBL24 END 65.16
HIERARCH ESO ISS PBLA24 START 2.453
HIERARCH ESO ISS PBLA24 END 3.3
HIERARCH ESO ISS PBL34 START 25.654
HIERARCH ESO ISS PBL34 END 25.766
HIERARCH ESO ISS PBLA34 START 308.643
HIERARCH ESO ISS PBLA34 END 309.48
HIERARCH ESO ISS AMBI TAU0 START 0.004082
HIERARCH ESO ISS AMBI TAU0 END 0.004338
HIERARCH ESO ISS AMBI TEMP 13.64
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.86