Exposure
ID
GRAVI.2024-11-09T02:30:34.643_1
Header ID
GRAVI.2024-11-09T02:30:34.643
Date updated
2024-11-09 02:40:38 UTC+0000
Release date
2025-11-09 02:40:37 UTC+0000
UTC Start
2024-11-09 02:30:34.643
UTC End
2024-11-09 02:34:34.643
MJD Start
60623.10456763
MJD End
60623.1073454078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0040925
Ambient temperature (°C)
14.66
Seeing (arcsec)
0.995
Observation
ID
61529
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
45715
Name
HD_9939
RA
24.353255
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 67.8890 68.0110 274.8000 274.3000
K0-D0 88.9080 89.4910 260.7000 260.4000
K0-J3 44.6040 44.2300 320.0630 320.1870
G2-D0 28.3060 28.6390 225.2000 225.4000
G2-J3 48.3600 48.9300 53.7960 53.8340
D0-J3 76.4670 77.3760 50.6370 50.7370
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 60623.10456763
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD9939
HIERARCH ESO INS SOBJ NAME HD_9939
RA 24.353255
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 67.889
HIERARCH ESO ISS PBL12 END 68.011
HIERARCH ESO ISS PBLA12 START 274.8
HIERARCH ESO ISS PBLA12 END 274.3
HIERARCH ESO ISS PBL13 START 88.908
HIERARCH ESO ISS PBL13 END 89.491
HIERARCH ESO ISS PBLA13 START 260.7
HIERARCH ESO ISS PBLA13 END 260.4
HIERARCH ESO ISS PBL14 START 44.604
HIERARCH ESO ISS PBL14 END 44.23
HIERARCH ESO ISS PBLA14 START 320.063
HIERARCH ESO ISS PBLA14 END 320.187
HIERARCH ESO ISS PBL23 START 28.306
HIERARCH ESO ISS PBL23 END 28.639
HIERARCH ESO ISS PBLA23 START 225.2
HIERARCH ESO ISS PBLA23 END 225.4
HIERARCH ESO ISS PBL24 START 48.36
HIERARCH ESO ISS PBL24 END 48.93
HIERARCH ESO ISS PBLA24 START 53.796
HIERARCH ESO ISS PBLA24 END 53.834
HIERARCH ESO ISS PBL34 START 76.467
HIERARCH ESO ISS PBL34 END 77.376
HIERARCH ESO ISS PBLA34 START 50.637
HIERARCH ESO ISS PBLA34 END 50.737
HIERARCH ESO ISS AMBI TAU0 START 0.003338
HIERARCH ESO ISS AMBI TAU0 END 0.004847
HIERARCH ESO ISS AMBI TEMP 14.66
HIERARCH ESO ISS AMBI FWHM START 1.13
HIERARCH ESO ISS AMBI FWHM END 0.86