Exposure
ID
GRAVI.2025-07-19T10:14:03.909_2
Header ID
GRAVI.2025-07-19T10:14:03.909
Date updated
2025-07-19 15:22:57 UTC+0000
Release date
2026-01-15 15:22:30 UTC+0000
UTC Start
2025-07-19 10:14:03.909
UTC End
2025-07-19 10:16:43.909
MJD Start
60875.42643413
MJD End
60875.428285981856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036755
Ambient temperature (°C)
12.37
Seeing (arcsec)
0.81
Observation
ID
68869
Category
science
Program ID
115.27YJ.002
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
42022
Name
GJ65A
RA
24.756049999999995
DEC
-17.950568055555554
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4970 90.5070 114.4000 114.7000
A0-J2 128.9280 129.0280 91.4000 91.6000
A0-K0 127.2190 127.3720 69.6560 69.9070
G1-J2 57.7450 57.8170 53.6000 53.9000
G1-K0 89.6130 89.6760 24.3110 24.6240
J2-K0 48.3890 48.3770 348.5510 348.8490
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27YJ.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60875.42643413
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME G 272-61
HIERARCH ESO INS SOBJ NAME GJ65B
RA 24.773383
DEC -17.94737
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 90.497
HIERARCH ESO ISS PBL12 END 90.507
HIERARCH ESO ISS PBLA12 START 114.4
HIERARCH ESO ISS PBLA12 END 114.7
HIERARCH ESO ISS PBL13 START 128.928
HIERARCH ESO ISS PBL13 END 129.028
HIERARCH ESO ISS PBLA13 START 91.4
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 127.219
HIERARCH ESO ISS PBL14 END 127.372
HIERARCH ESO ISS PBLA14 START 69.656
HIERARCH ESO ISS PBLA14 END 69.907
HIERARCH ESO ISS PBL23 START 57.745
HIERARCH ESO ISS PBL23 END 57.817
HIERARCH ESO ISS PBLA23 START 53.6
HIERARCH ESO ISS PBLA23 END 53.9
HIERARCH ESO ISS PBL24 START 89.613
HIERARCH ESO ISS PBL24 END 89.676
HIERARCH ESO ISS PBLA24 START 24.311
HIERARCH ESO ISS PBLA24 END 24.624
HIERARCH ESO ISS PBL34 START 48.389
HIERARCH ESO ISS PBL34 END 48.377
HIERARCH ESO ISS PBLA34 START 348.551
HIERARCH ESO ISS PBLA34 END 348.849
HIERARCH ESO ISS AMBI TAU0 START 0.003281
HIERARCH ESO ISS AMBI TAU0 END 0.00407
HIERARCH ESO ISS AMBI TEMP 12.37
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.71
HIERARCH ESO FT ROBJ NAME GJ65A
HIERARCH ESO FT ROBJ ALPHA 013901.452
HIERARCH ESO FT ROBJ DELTA -175702.045