Exposure
ID
GRAVI.2025-09-22T06:47:54.090_1
Header ID
GRAVI.2025-09-22T06:47:54.090
Date updated
2025-09-22 07:00:48 UTC+0000
Release date
2026-03-21 07:00:48 UTC+0000
UTC Start
2025-09-22 06:47:54.090
UTC End
2025-09-22 06:50:34.090
MJD Start
60940.28326493
MJD End
60940.28511678186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005706
Ambient temperature (°C)
11.75
Seeing (arcsec)
0.47
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 89.2280 89.0580 118.6000 118.9000
A0-J2 128.0370 127.8110 95.3000 95.5000
A0-K0 127.5080 127.3680 73.5070 73.7160
G1-J2 58.1800 58.1520 57.7000 57.9000
G1-K0 90.3880 90.4110 29.0980 29.3520
J2-K0 48.2050 48.1960 353.7600 354.0840
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 60940.28326493
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 89.228
HIERARCH ESO ISS PBL12 END 89.058
HIERARCH ESO ISS PBLA12 START 118.6
HIERARCH ESO ISS PBLA12 END 118.9
HIERARCH ESO ISS PBL13 START 128.037
HIERARCH ESO ISS PBL13 END 127.811
HIERARCH ESO ISS PBLA13 START 95.3
HIERARCH ESO ISS PBLA13 END 95.5
HIERARCH ESO ISS PBL14 START 127.508
HIERARCH ESO ISS PBL14 END 127.368
HIERARCH ESO ISS PBLA14 START 73.507
HIERARCH ESO ISS PBLA14 END 73.716
HIERARCH ESO ISS PBL23 START 58.18
HIERARCH ESO ISS PBL23 END 58.152
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 90.388
HIERARCH ESO ISS PBL24 END 90.411
HIERARCH ESO ISS PBLA24 START 29.098
HIERARCH ESO ISS PBLA24 END 29.352
HIERARCH ESO ISS PBL34 START 48.205
HIERARCH ESO ISS PBL34 END 48.196
HIERARCH ESO ISS PBLA34 START 353.76
HIERARCH ESO ISS PBLA34 END 354.084
HIERARCH ESO ISS AMBI TAU0 START 0.005706
HIERARCH ESO ISS AMBI TAU0 END 0.005706
HIERARCH ESO ISS AMBI TEMP 11.75
HIERARCH ESO ISS AMBI FWHM START 0.47
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