Exposure
ID
GRAVI.2025-12-10T00:14:46.428_1
Header ID
GRAVI.2025-12-10T00:14:46.428
Date updated
2025-12-10 00:25:56 UTC+0000
Release date
2026-06-08 00:25:56 UTC+0000
UTC Start
2025-12-10 00:14:46.428
UTC End
2025-12-10 00:17:26.428
MJD Start
61019.01025958
MJD End
61019.01211143185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036505
Ambient temperature (°C)
14.97
Seeing (arcsec)
0.685
Observation
ID
72106
Category
science
Program ID
116.28XR.003
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
53543
Name
HD___142
RA
1.581452
DEC
-49.07593
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 90.2450 90.2960 121.4000 122.0000
A0-J2 128.6180 128.4990 100.4000 101.0000
A0-K0 124.0120 123.7190 80.1100 80.6860
G1-J2 54.8630 54.6980 64.4000 64.9000
G1-K0 81.8750 81.6770 33.4580 33.8490
J2-K0 44.7820 44.7990 354.4600 354.8360
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28XR.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 61019.01025958
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD___142
RA 1.581452
DEC -49.07593
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 194.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 90.245
HIERARCH ESO ISS PBL12 END 90.296
HIERARCH ESO ISS PBLA12 START 121.4
HIERARCH ESO ISS PBLA12 END 122.0
HIERARCH ESO ISS PBL13 START 128.618
HIERARCH ESO ISS PBL13 END 128.499
HIERARCH ESO ISS PBLA13 START 100.4
HIERARCH ESO ISS PBLA13 END 101.0
HIERARCH ESO ISS PBL14 START 124.012
HIERARCH ESO ISS PBL14 END 123.719
HIERARCH ESO ISS PBLA14 START 80.11
HIERARCH ESO ISS PBLA14 END 80.686
HIERARCH ESO ISS PBL23 START 54.863
HIERARCH ESO ISS PBL23 END 54.698
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.9
HIERARCH ESO ISS PBL24 START 81.875
HIERARCH ESO ISS PBL24 END 81.677
HIERARCH ESO ISS PBLA24 START 33.458
HIERARCH ESO ISS PBLA24 END 33.849
HIERARCH ESO ISS PBL34 START 44.782
HIERARCH ESO ISS PBL34 END 44.799
HIERARCH ESO ISS PBLA34 START 354.46
HIERARCH ESO ISS PBLA34 END 354.836
HIERARCH ESO ISS AMBI TAU0 START 0.003768
HIERARCH ESO ISS AMBI TAU0 END 0.003533
HIERARCH ESO ISS AMBI TEMP 14.97
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.61
HIERARCH ESO FT ROBJ NAME HD___142
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.671