Exposure
ID
GRAVI.2024-11-10T01:34:46.843_1
Header ID
GRAVI.2024-11-10T01:34:46.843
Date updated
2024-11-10 01:45:46 UTC+0000
Release date
2025-11-10 01:45:46 UTC+0000
UTC Start
2024-11-10 01:34:46.843
UTC End
2024-11-10 01:37:26.843
MJD Start
60624.06581994
MJD End
60624.0676717919
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.010075
Ambient temperature (°C)
15.88
Seeing (arcsec)
0.65
Observation
ID
61535
Category
science
Program ID
113.26BP.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART IV
Program Type
Normal
PI / COI
GALLENNE / PIETRZYNSKI / KERVELLA / MÉRAND / GIEREN / GRACZYK
Target
ID
45720
Name
eta_And
RA
14.301403
DEC
23.4174
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.4170 67.5430 275.8000 275.5000
K0-D0 87.3410 87.7950 261.0000 260.8000
K0-J3 46.3900 46.1480 320.5760 320.6510
G2-D0 27.9990 28.2270 223.3000 223.5000
G2-J3 47.5390 47.9410 52.3090 52.3920
D0-J3 75.3190 75.9530 48.9680 49.0950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60624.06581994
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME eta_And
HIERARCH ESO INS SOBJ NAME eta_And
RA 14.301403
DEC 23.4174
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 67.417
HIERARCH ESO ISS PBL12 END 67.543
HIERARCH ESO ISS PBLA12 START 275.8
HIERARCH ESO ISS PBLA12 END 275.5
HIERARCH ESO ISS PBL13 START 87.341
HIERARCH ESO ISS PBL13 END 87.795
HIERARCH ESO ISS PBLA13 START 261.0
HIERARCH ESO ISS PBLA13 END 260.8
HIERARCH ESO ISS PBL14 START 46.39
HIERARCH ESO ISS PBL14 END 46.148
HIERARCH ESO ISS PBLA14 START 320.576
HIERARCH ESO ISS PBLA14 END 320.651
HIERARCH ESO ISS PBL23 START 27.999
HIERARCH ESO ISS PBL23 END 28.227
HIERARCH ESO ISS PBLA23 START 223.3
HIERARCH ESO ISS PBLA23 END 223.5
HIERARCH ESO ISS PBL24 START 47.539
HIERARCH ESO ISS PBL24 END 47.941
HIERARCH ESO ISS PBLA24 START 52.309
HIERARCH ESO ISS PBLA24 END 52.392
HIERARCH ESO ISS PBL34 START 75.319
HIERARCH ESO ISS PBL34 END 75.953
HIERARCH ESO ISS PBLA34 START 48.968
HIERARCH ESO ISS PBLA34 END 49.095
HIERARCH ESO ISS AMBI TAU0 START 0.010219
HIERARCH ESO ISS AMBI TAU0 END 0.009931
HIERARCH ESO ISS AMBI TEMP 15.88
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.63