Exposure
ID
GRAVI.2025-07-19T10:17:30.918_2
Header ID
GRAVI.2025-07-19T10:17:30.918
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 10:17:30.918
UTC End
2025-07-19 10:20:10.918
MJD Start
60875.42883007
MJD End
60875.430681921855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003979
Ambient temperature (°C)
12.27
Seeing (arcsec)
0.735
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 90.5080 90.5050 114.7000 114.9000
A0-J2 129.0430 129.1200 91.7000 91.9000
A0-K0 127.3970 127.5300 69.9510 70.1990
G1-J2 57.8290 57.8940 54.0000 54.2000
G1-K0 89.6870 89.7480 24.6790 24.9900
J2-K0 48.3740 48.3620 348.9010 349.2030
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 60875.42883007
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 90.508
HIERARCH ESO ISS PBL12 END 90.505
HIERARCH ESO ISS PBLA12 START 114.7
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 129.043
HIERARCH ESO ISS PBL13 END 129.12
HIERARCH ESO ISS PBLA13 START 91.7
HIERARCH ESO ISS PBLA13 END 91.9
HIERARCH ESO ISS PBL14 START 127.397
HIERARCH ESO ISS PBL14 END 127.53
HIERARCH ESO ISS PBLA14 START 69.951
HIERARCH ESO ISS PBLA14 END 70.199
HIERARCH ESO ISS PBL23 START 57.829
HIERARCH ESO ISS PBL23 END 57.894
HIERARCH ESO ISS PBLA23 START 54.0
HIERARCH ESO ISS PBLA23 END 54.2
HIERARCH ESO ISS PBL24 START 89.687
HIERARCH ESO ISS PBL24 END 89.748
HIERARCH ESO ISS PBLA24 START 24.679
HIERARCH ESO ISS PBLA24 END 24.99
HIERARCH ESO ISS PBL34 START 48.374
HIERARCH ESO ISS PBL34 END 48.362
HIERARCH ESO ISS PBLA34 START 348.901
HIERARCH ESO ISS PBLA34 END 349.203
HIERARCH ESO ISS AMBI TAU0 START 0.00407
HIERARCH ESO ISS AMBI TAU0 END 0.003888
HIERARCH ESO ISS AMBI TEMP 12.27
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.76
HIERARCH ESO FT ROBJ NAME GJ65A
HIERARCH ESO FT ROBJ ALPHA 013901.452
HIERARCH ESO FT ROBJ DELTA -175702.045