Exposure
ID
GRAVI.2025-07-19T10:31:15.953_2
Header ID
GRAVI.2025-07-19T10:31:15.953
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 10:31:15.953
UTC End
2025-07-19 10:33:55.953
MJD Start
60875.43837908
MJD End
60875.440230931854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003888
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.77
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 90.3990 90.3440 115.8000 116.0000
A0-J2 129.2350 129.2210 92.7000 93.0000
A0-K0 127.8700 127.9240 71.0790 71.3140
G1-J2 58.0840 58.1220 55.2000 55.4000
G1-K0 89.9540 90.0060 26.0920 26.3850
J2-K0 48.3180 48.3070 350.3160 350.6250
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 60875.43837908
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 90.399
HIERARCH ESO ISS PBL12 END 90.344
HIERARCH ESO ISS PBLA12 START 115.8
HIERARCH ESO ISS PBLA12 END 116.0
HIERARCH ESO ISS PBL13 START 129.235
HIERARCH ESO ISS PBL13 END 129.221
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 127.87
HIERARCH ESO ISS PBL14 END 127.924
HIERARCH ESO ISS PBLA14 START 71.079
HIERARCH ESO ISS PBLA14 END 71.314
HIERARCH ESO ISS PBL23 START 58.084
HIERARCH ESO ISS PBL23 END 58.122
HIERARCH ESO ISS PBLA23 START 55.2
HIERARCH ESO ISS PBLA23 END 55.4
HIERARCH ESO ISS PBL24 START 89.954
HIERARCH ESO ISS PBL24 END 90.006
HIERARCH ESO ISS PBLA24 START 26.092
HIERARCH ESO ISS PBLA24 END 26.385
HIERARCH ESO ISS PBL34 START 48.318
HIERARCH ESO ISS PBL34 END 48.307
HIERARCH ESO ISS PBLA34 START 350.316
HIERARCH ESO ISS PBLA34 END 350.625
HIERARCH ESO ISS AMBI TAU0 START 0.003888
HIERARCH ESO ISS AMBI TAU0 END 0.003888
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77
HIERARCH ESO FT ROBJ NAME GJ65A
HIERARCH ESO FT ROBJ ALPHA 013901.452
HIERARCH ESO FT ROBJ DELTA -175702.045