Exposure
ID
GRAVI.2023-08-27T05:47:54.460_1
Header ID
GRAVI.2023-08-27T05:47:54.460
Date updated
2023-08-27 05:55:35 UTC+0000
Release date
2024-02-23 05:55:35 UTC+0000
UTC Start
2023-08-27 05:47:54.460
UTC End
2023-08-27 05:50:34.460
MJD Start
60183.24160255
MJD End
60183.243454401854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.00421
Ambient temperature (°C)
14.66
Seeing (arcsec)
0.585
Observation
ID
56787
Category
science
Program ID
111.24KS.004
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
Program Type
GTO
PI / COI
BOURDAROT/ EISENHAUER/ GILLESSEN/ PFUHL/ LACOUR/ PERRIN/ KERVELLA/ PAUMARD/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM/ SHANGGUAN/ MÉRAND/ THOMSON-PARESSANT
Target
ID
42085
Name
HD142B
RA
1.581027
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 86.7310 86.9360 106.9000 107.4000
A0-J2 128.0440 128.1860 84.9000 85.5000
A0-K0 127.9370 127.9070 65.1690 65.7100
G1-J2 57.6250 57.5700 50.7000 51.2000
G1-K0 85.6270 85.5310 22.7660 23.1610
J2-K0 43.9400 43.9850 344.9200 345.2470
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24KS.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60183.24160255
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.581027
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 86.731
HIERARCH ESO ISS PBL12 END 86.936
HIERARCH ESO ISS PBLA12 START 106.9
HIERARCH ESO ISS PBLA12 END 107.4
HIERARCH ESO ISS PBL13 START 128.044
HIERARCH ESO ISS PBL13 END 128.186
HIERARCH ESO ISS PBLA13 START 84.9
HIERARCH ESO ISS PBLA13 END 85.5
HIERARCH ESO ISS PBL14 START 127.937
HIERARCH ESO ISS PBL14 END 127.907
HIERARCH ESO ISS PBLA14 START 65.169
HIERARCH ESO ISS PBLA14 END 65.71
HIERARCH ESO ISS PBL23 START 57.625
HIERARCH ESO ISS PBL23 END 57.57
HIERARCH ESO ISS PBLA23 START 50.7
HIERARCH ESO ISS PBLA23 END 51.2
HIERARCH ESO ISS PBL24 START 85.627
HIERARCH ESO ISS PBL24 END 85.531
HIERARCH ESO ISS PBLA24 START 22.766
HIERARCH ESO ISS PBLA24 END 23.161
HIERARCH ESO ISS PBL34 START 43.94
HIERARCH ESO ISS PBL34 END 43.985
HIERARCH ESO ISS PBLA34 START 344.92
HIERARCH ESO ISS PBLA34 END 345.247
HIERARCH ESO ISS AMBI TAU0 START 0.004127
HIERARCH ESO ISS AMBI TAU0 END 0.004293
HIERARCH ESO ISS AMBI TEMP 14.66
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.6
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.671