Exposure
ID
GRAVI.2023-10-09T05:14:09.904_1
Header ID
GRAVI.2023-10-09T05:14:09.904
Date updated
2023-10-09 05:25:25 UTC+0000
Release date
2024-04-06 05:25:25 UTC+0000
UTC Start
2023-10-09 05:14:09.904
UTC End
2023-10-09 05:16:49.904
MJD Start
60226.21817019
MJD End
60226.22002204185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0053939999999999995
Ambient temperature (°C)
14.57
Seeing (arcsec)
0.53
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 90.4060 90.3770 131.5000 132.0000
A0-J2 125.3470 125.0980 111.0000 111.6000
A0-K0 117.7250 117.3010 90.0080 90.5630
G1-J2 51.5070 51.2870 73.1000 73.6000
G1-K0 77.9810 77.7320 39.8700 40.2070
J2-K0 44.8970 44.8940 0.8960 1.2500
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 60226.21817019
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 90.406
HIERARCH ESO ISS PBL12 END 90.377
HIERARCH ESO ISS PBLA12 START 131.5
HIERARCH ESO ISS PBLA12 END 132.0
HIERARCH ESO ISS PBL13 START 125.347
HIERARCH ESO ISS PBL13 END 125.098
HIERARCH ESO ISS PBLA13 START 111.0
HIERARCH ESO ISS PBLA13 END 111.6
HIERARCH ESO ISS PBL14 START 117.725
HIERARCH ESO ISS PBL14 END 117.301
HIERARCH ESO ISS PBLA14 START 90.008
HIERARCH ESO ISS PBLA14 END 90.563
HIERARCH ESO ISS PBL23 START 51.507
HIERARCH ESO ISS PBL23 END 51.287
HIERARCH ESO ISS PBLA23 START 73.1
HIERARCH ESO ISS PBLA23 END 73.6
HIERARCH ESO ISS PBL24 START 77.981
HIERARCH ESO ISS PBL24 END 77.732
HIERARCH ESO ISS PBLA24 START 39.87
HIERARCH ESO ISS PBLA24 END 40.207
HIERARCH ESO ISS PBL34 START 44.897
HIERARCH ESO ISS PBL34 END 44.894
HIERARCH ESO ISS PBLA34 START 0.896
HIERARCH ESO ISS PBLA34 END 1.25
HIERARCH ESO ISS AMBI TAU0 START 0.005823
HIERARCH ESO ISS AMBI TAU0 END 0.004965
HIERARCH ESO ISS AMBI TEMP 14.57
HIERARCH ESO ISS AMBI FWHM START 0.5
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