Exposure
ID
GRAVI.2024-11-05T02:26:46.521_1
Header ID
GRAVI.2024-11-05T02:26:46.521
Date updated
2024-11-05 02:35:42 UTC+0000
Release date
2025-11-05 02:35:42 UTC+0000
UTC Start
2024-11-05 02:26:46.521
UTC End
2024-11-05 02:30:46.521
MJD Start
60619.10192733
MJD End
60619.1047051078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004613
Ambient temperature (°C)
13.0
Seeing (arcsec)
0.92
Observation
ID
61434
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
45652
Name
HD_9939
RA
24.353256
DEC
25.16662
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 67.0820 67.2900 276.9000 276.5000
K0-D0 85.8920 86.5880 262.5000 262.2000
K0-J3 46.2800 45.9270 319.6490 319.7130
G2-D0 26.7330 27.0770 224.0000 224.3000
G2-J3 45.6160 46.2230 53.4190 53.5260
D0-J3 72.1220 73.0790 49.9430 50.1230
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 60619.10192733
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD9939
HIERARCH ESO INS SOBJ NAME HD_9939
RA 24.353256
DEC 25.16662
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 67.082
HIERARCH ESO ISS PBL12 END 67.29
HIERARCH ESO ISS PBLA12 START 276.9
HIERARCH ESO ISS PBLA12 END 276.5
HIERARCH ESO ISS PBL13 START 85.892
HIERARCH ESO ISS PBL13 END 86.588
HIERARCH ESO ISS PBLA13 START 262.5
HIERARCH ESO ISS PBLA13 END 262.2
HIERARCH ESO ISS PBL14 START 46.28
HIERARCH ESO ISS PBL14 END 45.927
HIERARCH ESO ISS PBLA14 START 319.649
HIERARCH ESO ISS PBLA14 END 319.713
HIERARCH ESO ISS PBL23 START 26.733
HIERARCH ESO ISS PBL23 END 27.077
HIERARCH ESO ISS PBLA23 START 224.0
HIERARCH ESO ISS PBLA23 END 224.3
HIERARCH ESO ISS PBL24 START 45.616
HIERARCH ESO ISS PBL24 END 46.223
HIERARCH ESO ISS PBLA24 START 53.419
HIERARCH ESO ISS PBLA24 END 53.526
HIERARCH ESO ISS PBL34 START 72.122
HIERARCH ESO ISS PBL34 END 73.079
HIERARCH ESO ISS PBLA34 START 49.943
HIERARCH ESO ISS PBLA34 END 50.123
HIERARCH ESO ISS AMBI TAU0 START 0.00449
HIERARCH ESO ISS AMBI TAU0 END 0.004736
HIERARCH ESO ISS AMBI TEMP 13.0
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 1.06