Exposure
ID
GRAVI.2025-09-22T06:43:36.079_1
Header ID
GRAVI.2025-09-22T06:43:36.079
Date updated
2025-09-22 06:55:58 UTC+0000
Release date
2026-03-21 06:55:58 UTC+0000
UTC Start
2025-09-22 06:43:36.079
UTC End
2025-09-22 06:46:16.079
MJD Start
60940.28027869
MJD End
60940.282130541855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005706
Ambient temperature (°C)
11.77
Seeing (arcsec)
0.485
Observation
ID
70496
Category
science
Program ID
115.27YJ.007
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS AND BINARIES WITH GRAVITY
Program Type
GTO
PI / COI
BOURDAROT / EISENHAUER / KERVELLA / LACOUR / PERRIN / GILLESSEN / PFUHL / PAUMARD / BRANDNER / GARCIA / STRAUBMEIER / LE BOUQUIN / KREIDBERG / HOENIG / WIDMANN / ROUSSELET-PERRAUT / STURM / SHANGGUAN / MÉRAND / SHIMIZU
Target
ID
52275
Name
GJ65B
RA
24.77352
DEC
-17.94734
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 89.4550 89.3010 118.2000 118.5000
A0-J2 128.3300 128.1320 94.9000 95.1000
A0-K0 127.6780 127.5640 73.2000 73.4120
G1-J2 58.2090 58.1900 57.4000 57.6000
G1-K0 90.3480 90.3760 28.7230 28.9830
J2-K0 48.2180 48.2090 353.2930 353.6150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27YJ.007
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60940.28027869
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME G 272-61
HIERARCH ESO INS SOBJ NAME GJ65B
RA 24.77352
DEC -17.94734
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 89.455
HIERARCH ESO ISS PBL12 END 89.301
HIERARCH ESO ISS PBLA12 START 118.2
HIERARCH ESO ISS PBLA12 END 118.5
HIERARCH ESO ISS PBL13 START 128.33
HIERARCH ESO ISS PBL13 END 128.132
HIERARCH ESO ISS PBLA13 START 94.9
HIERARCH ESO ISS PBLA13 END 95.1
HIERARCH ESO ISS PBL14 START 127.678
HIERARCH ESO ISS PBL14 END 127.564
HIERARCH ESO ISS PBLA14 START 73.2
HIERARCH ESO ISS PBLA14 END 73.412
HIERARCH ESO ISS PBL23 START 58.209
HIERARCH ESO ISS PBL23 END 58.19
HIERARCH ESO ISS PBLA23 START 57.4
HIERARCH ESO ISS PBLA23 END 57.6
HIERARCH ESO ISS PBL24 START 90.348
HIERARCH ESO ISS PBL24 END 90.376
HIERARCH ESO ISS PBLA24 START 28.723
HIERARCH ESO ISS PBLA24 END 28.983
HIERARCH ESO ISS PBL34 START 48.218
HIERARCH ESO ISS PBL34 END 48.209
HIERARCH ESO ISS PBLA34 START 353.293
HIERARCH ESO ISS PBLA34 END 353.615
HIERARCH ESO ISS AMBI TAU0 START 0.005706
HIERARCH ESO ISS AMBI TAU0 END 0.005706
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.47
HIERARCH ESO FT ROBJ NAME GJ65A
HIERARCH ESO FT ROBJ ALPHA 013901.452
HIERARCH ESO FT ROBJ DELTA -175702.045