Exposure
ID
GRAVI.2023-08-14T08:30:16.735_1
Header ID
GRAVI.2023-08-14T08:30:16.735
Date updated
2023-08-14 13:15:46 UTC+0000
Release date
2024-08-14 13:15:46 UTC+0000
UTC Start
2023-08-14 08:30:16.735
UTC End
2023-08-14 08:32:56.735
MJD Start
60170.35436036
MJD End
60170.3562122119
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036585
Ambient temperature (°C)
14.92
Seeing (arcsec)
0.485
Observation
ID
56584
Category
science
Program ID
111.24N4.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
41924
Name
eta_And
RA
14.30142
DEC
23.41741
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 67.9960 67.9100 269.0000 268.7000
K0-D0 94.6560 94.8320 255.3000 255.0000
K0-J3 40.4650 40.1890 323.9600 324.2020
G2-D0 32.8540 33.0460 225.8000 225.9000
G2-J3 55.6640 55.9680 52.5350 52.4760
D0-J3 88.3770 88.8760 50.0510 50.0230
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60170.35436036
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME eta_And
HIERARCH ESO INS SOBJ NAME eta_And
RA 14.30142
DEC 23.41741
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 67.996
HIERARCH ESO ISS PBL12 END 67.91
HIERARCH ESO ISS PBLA12 START 269.0
HIERARCH ESO ISS PBLA12 END 268.7
HIERARCH ESO ISS PBL13 START 94.656
HIERARCH ESO ISS PBL13 END 94.832
HIERARCH ESO ISS PBLA13 START 255.3
HIERARCH ESO ISS PBLA13 END 255.0
HIERARCH ESO ISS PBL14 START 40.465
HIERARCH ESO ISS PBL14 END 40.189
HIERARCH ESO ISS PBLA14 START 323.96
HIERARCH ESO ISS PBLA14 END 324.202
HIERARCH ESO ISS PBL23 START 32.854
HIERARCH ESO ISS PBL23 END 33.046
HIERARCH ESO ISS PBLA23 START 225.8
HIERARCH ESO ISS PBLA23 END 225.9
HIERARCH ESO ISS PBL24 START 55.664
HIERARCH ESO ISS PBL24 END 55.968
HIERARCH ESO ISS PBLA24 START 52.535
HIERARCH ESO ISS PBLA24 END 52.476
HIERARCH ESO ISS PBL34 START 88.377
HIERARCH ESO ISS PBL34 END 88.876
HIERARCH ESO ISS PBLA34 START 50.051
HIERARCH ESO ISS PBLA34 END 50.023
HIERARCH ESO ISS AMBI TAU0 START 0.004001
HIERARCH ESO ISS AMBI TAU0 END 0.003316
HIERARCH ESO ISS AMBI TEMP 14.92
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.5