Exposure
ID
GRAVI.2023-10-09T05:19:57.919_1
Header ID
GRAVI.2023-10-09T05:19:57.919
Date updated
2023-10-09 05:30:20 UTC+0000
Release date
2024-04-06 05:30:20 UTC+0000
UTC Start
2023-10-09 05:19:57.919
UTC End
2023-10-09 05:22:37.919
MJD Start
60226.22219814
MJD End
60226.224049991855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005265
Ambient temperature (°C)
14.57
Seeing (arcsec)
0.595
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 90.3460 90.3100 132.6000 133.2000
A0-J2 124.8460 124.5820 112.2000 112.8000
A0-K0 116.8750 116.4320 91.1080 91.6670
G1-J2 51.0680 50.8390 74.1000 74.5000
G1-K0 77.4840 77.2260 40.5330 40.8650
J2-K0 44.8900 44.8850 1.5940 1.9470
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 60226.22219814
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 90.346
HIERARCH ESO ISS PBL12 END 90.31
HIERARCH ESO ISS PBLA12 START 132.6
HIERARCH ESO ISS PBLA12 END 133.2
HIERARCH ESO ISS PBL13 START 124.846
HIERARCH ESO ISS PBL13 END 124.582
HIERARCH ESO ISS PBLA13 START 112.2
HIERARCH ESO ISS PBLA13 END 112.8
HIERARCH ESO ISS PBL14 START 116.875
HIERARCH ESO ISS PBL14 END 116.432
HIERARCH ESO ISS PBLA14 START 91.108
HIERARCH ESO ISS PBLA14 END 91.667
HIERARCH ESO ISS PBL23 START 51.068
HIERARCH ESO ISS PBL23 END 50.839
HIERARCH ESO ISS PBLA23 START 74.1
HIERARCH ESO ISS PBLA23 END 74.5
HIERARCH ESO ISS PBL24 START 77.484
HIERARCH ESO ISS PBL24 END 77.226
HIERARCH ESO ISS PBLA24 START 40.533
HIERARCH ESO ISS PBLA24 END 40.865
HIERARCH ESO ISS PBL34 START 44.89
HIERARCH ESO ISS PBL34 END 44.885
HIERARCH ESO ISS PBLA34 START 1.594
HIERARCH ESO ISS PBLA34 END 1.947
HIERARCH ESO ISS AMBI TAU0 START 0.004756
HIERARCH ESO ISS AMBI TAU0 END 0.005774
HIERARCH ESO ISS AMBI TEMP 14.57
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.56
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.1748
HIERARCH ESO FT ROBJ DELTA -490430.6713