Exposure
ID
GRAVI.2023-10-09T04:32:57.801_1
Header ID
GRAVI.2023-10-09T04:32:57.801
Date updated
2023-10-09 04:40:49 UTC+0000
Release date
2024-04-06 04:40:49 UTC+0000
UTC Start
2023-10-09 04:32:57.801
UTC End
2023-10-09 04:35:37.801
MJD Start
60226.18955788
MJD End
60226.19140973186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0039705
Ambient temperature (°C)
14.71
Seeing (arcsec)
0.575
Observation
ID
57279
Category
science
Program ID
112.25GN.001
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
Program Type
GTO
PI / COI
BOURDAROT/ EISENHAUER/ KERVELLA/ LACOUR/ PERRIN/ GILLESSEN/ PFUHL/ PAUMARD/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM/ SHANGGUAN/ MÉRAND
Target
ID
42458
Name
HD142B
RA
1.581041
DEC
-49.07592
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 90.4120 90.4390 123.7000 124.2000
A0-J2 128.0980 127.9530 102.8000 103.4000
A0-K0 122.8160 122.5100 82.3810 82.9170
G1-J2 54.1980 54.0310 66.4000 66.9000
G1-K0 81.0780 80.8820 34.9960 35.3540
J2-K0 44.8360 44.8470 355.9510 356.3020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25GN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60226.18955788
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.581041
DEC -49.07592
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 90.412
HIERARCH ESO ISS PBL12 END 90.439
HIERARCH ESO ISS PBLA12 START 123.7
HIERARCH ESO ISS PBLA12 END 124.2
HIERARCH ESO ISS PBL13 START 128.098
HIERARCH ESO ISS PBL13 END 127.953
HIERARCH ESO ISS PBLA13 START 102.8
HIERARCH ESO ISS PBLA13 END 103.4
HIERARCH ESO ISS PBL14 START 122.816
HIERARCH ESO ISS PBL14 END 122.51
HIERARCH ESO ISS PBLA14 START 82.381
HIERARCH ESO ISS PBLA14 END 82.917
HIERARCH ESO ISS PBL23 START 54.198
HIERARCH ESO ISS PBL23 END 54.031
HIERARCH ESO ISS PBLA23 START 66.4
HIERARCH ESO ISS PBLA23 END 66.9
HIERARCH ESO ISS PBL24 START 81.078
HIERARCH ESO ISS PBL24 END 80.882
HIERARCH ESO ISS PBLA24 START 34.996
HIERARCH ESO ISS PBLA24 END 35.354
HIERARCH ESO ISS PBL34 START 44.836
HIERARCH ESO ISS PBL34 END 44.847
HIERARCH ESO ISS PBLA34 START 355.951
HIERARCH ESO ISS PBLA34 END 356.302
HIERARCH ESO ISS AMBI TAU0 START 0.003602
HIERARCH ESO ISS AMBI TAU0 END 0.004339
HIERARCH ESO ISS AMBI TEMP 14.71
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.56
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.671