Exposure
ID
GRAVI.2024-12-08T01:03:55.090_1
Header ID
GRAVI.2024-12-08T01:03:55.090
Date updated
2024-12-08 01:15:38 UTC+0000
Release date
2025-12-08 01:15:38 UTC+0000
UTC Start
2024-12-08 01:03:55.090
UTC End
2024-12-08 01:07:55.090
MJD Start
60652.04438761
MJD End
60652.0471653878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002561
Ambient temperature (°C)
12.48
Seeing (arcsec)
0.76
Observation
ID
62269
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
46310
Name
HD_9939
RA
24.353249
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 68.3460 68.3450 271.8000 271.4000
K0-D0 92.2460 92.6660 258.2000 257.8000
K0-J3 42.1080 41.7110 321.1430 321.3700
G2-D0 30.4110 30.7220 226.3000 226.4000
G2-J3 51.9030 52.4140 53.8240 53.7860
D0-J3 82.1490 82.9760 51.0460 51.0610
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 60652.04438761
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD9939
HIERARCH ESO INS SOBJ NAME HD_9939
RA 24.353249
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 68.346
HIERARCH ESO ISS PBL12 END 68.345
HIERARCH ESO ISS PBLA12 START 271.8
HIERARCH ESO ISS PBLA12 END 271.4
HIERARCH ESO ISS PBL13 START 92.246
HIERARCH ESO ISS PBL13 END 92.666
HIERARCH ESO ISS PBLA13 START 258.2
HIERARCH ESO ISS PBLA13 END 257.8
HIERARCH ESO ISS PBL14 START 42.108
HIERARCH ESO ISS PBL14 END 41.711
HIERARCH ESO ISS PBLA14 START 321.143
HIERARCH ESO ISS PBLA14 END 321.37
HIERARCH ESO ISS PBL23 START 30.411
HIERARCH ESO ISS PBL23 END 30.722
HIERARCH ESO ISS PBLA23 START 226.3
HIERARCH ESO ISS PBLA23 END 226.4
HIERARCH ESO ISS PBL24 START 51.903
HIERARCH ESO ISS PBL24 END 52.414
HIERARCH ESO ISS PBLA24 START 53.824
HIERARCH ESO ISS PBLA24 END 53.786
HIERARCH ESO ISS PBL34 START 82.149
HIERARCH ESO ISS PBL34 END 82.976
HIERARCH ESO ISS PBLA34 START 51.046
HIERARCH ESO ISS PBLA34 END 51.061
HIERARCH ESO ISS AMBI TAU0 START 0.002913
HIERARCH ESO ISS AMBI TAU0 END 0.002209
HIERARCH ESO ISS AMBI TEMP 12.48
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.79