Exposure
ID
GRAVI.2025-10-29T04:38:52.187_1
Header ID
GRAVI.2025-10-29T04:38:52.187
Date updated
2025-10-29 04:56:28 UTC+0000
Release date
2026-10-29 04:56:28 UTC+0000
UTC Start
2025-10-29 04:38:52.187
UTC End
2025-10-29 04:44:52.187
MJD Start
60977.19365957
MJD End
60977.19782623667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.005663
Ambient temperature (°C)
13.6
Seeing (arcsec)
0.69
Observation
ID
71025
Category
science
Program ID
116.28NC.001
Program Title
GRAVITY-GAIA DR4 EXOPLANET SURVEY IN NEARBY LOW-MASS BINARY SYSTEMS
Program Type
Normal
PI / COI
KERVELLA / GALLENNE / ARENOU / BEICHMAN / BOURDAROT / LACOUR / MENDEZ / MÉRAND / NOWAK
Target
ID
52708
Name
G_29-73_A
RA
357.652479
DEC
9.94964
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 58.0300 56.3050 114.8000 115.3000
A0-J2 98.9180 96.6360 84.8000 84.4000
A0-K0 115.4390 114.0460 65.2990 64.6980
G1-J2 56.5910 56.2780 54.1000 53.6000
G1-K0 89.3620 89.5760 35.7220 35.6360
J2-K0 39.8440 39.9690 9.1770 9.9690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NC.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60977.19365957
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME G 29-73 A
HIERARCH ESO INS SOBJ NAME G_29-73_A
RA 357.652479
DEC 9.94964
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 58.03
HIERARCH ESO ISS PBL12 END 56.305
HIERARCH ESO ISS PBLA12 START 114.8
HIERARCH ESO ISS PBLA12 END 115.3
HIERARCH ESO ISS PBL13 START 98.918
HIERARCH ESO ISS PBL13 END 96.636
HIERARCH ESO ISS PBLA13 START 84.8
HIERARCH ESO ISS PBLA13 END 84.4
HIERARCH ESO ISS PBL14 START 115.439
HIERARCH ESO ISS PBL14 END 114.046
HIERARCH ESO ISS PBLA14 START 65.299
HIERARCH ESO ISS PBLA14 END 64.698
HIERARCH ESO ISS PBL23 START 56.591
HIERARCH ESO ISS PBL23 END 56.278
HIERARCH ESO ISS PBLA23 START 54.1
HIERARCH ESO ISS PBLA23 END 53.6
HIERARCH ESO ISS PBL24 START 89.362
HIERARCH ESO ISS PBL24 END 89.576
HIERARCH ESO ISS PBLA24 START 35.722
HIERARCH ESO ISS PBLA24 END 35.636
HIERARCH ESO ISS PBL34 START 39.844
HIERARCH ESO ISS PBL34 END 39.969
HIERARCH ESO ISS PBLA34 START 9.177
HIERARCH ESO ISS PBLA34 END 9.969
HIERARCH ESO ISS AMBI TAU0 START 0.00515
HIERARCH ESO ISS AMBI TAU0 END 0.006176
HIERARCH ESO ISS AMBI TEMP 13.6
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.59
HIERARCH ESO FT ROBJ NAME G_29-73_A
HIERARCH ESO FT ROBJ ALPHA 235036.2502
HIERARCH ESO FT ROBJ DELTA 095653.1351