Exposure
ID
GRAVI.2023-10-09T04:43:57.829_1
Header ID
GRAVI.2023-10-09T04:43:57.829
Date updated
2023-10-09 04:55:33 UTC+0000
Release date
2024-04-06 04:55:33 UTC+0000
UTC Start
2023-10-09 04:43:57.829
UTC End
2023-10-09 04:46:37.829
MJD Start
60226.19719709
MJD End
60226.19904894185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0051015
Ambient temperature (°C)
14.68
Seeing (arcsec)
0.515
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 90.4900 90.5000 125.7000 126.3000
A0-J2 127.5130 127.3370 105.0000 105.5000
A0-K0 121.6250 121.2870 84.3950 84.9350
G1-J2 53.5540 53.3730 68.2000 68.7000
G1-K0 80.3240 80.1140 36.3290 36.6810
J2-K0 44.8710 44.8780 357.2700 357.6220
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 60226.19719709
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 90.49
HIERARCH ESO ISS PBL12 END 90.5
HIERARCH ESO ISS PBLA12 START 125.7
HIERARCH ESO ISS PBLA12 END 126.3
HIERARCH ESO ISS PBL13 START 127.513
HIERARCH ESO ISS PBL13 END 127.337
HIERARCH ESO ISS PBLA13 START 105.0
HIERARCH ESO ISS PBLA13 END 105.5
HIERARCH ESO ISS PBL14 START 121.625
HIERARCH ESO ISS PBL14 END 121.287
HIERARCH ESO ISS PBLA14 START 84.395
HIERARCH ESO ISS PBLA14 END 84.935
HIERARCH ESO ISS PBL23 START 53.554
HIERARCH ESO ISS PBL23 END 53.373
HIERARCH ESO ISS PBLA23 START 68.2
HIERARCH ESO ISS PBLA23 END 68.7
HIERARCH ESO ISS PBL24 START 80.324
HIERARCH ESO ISS PBL24 END 80.114
HIERARCH ESO ISS PBLA24 START 36.329
HIERARCH ESO ISS PBLA24 END 36.681
HIERARCH ESO ISS PBL34 START 44.871
HIERARCH ESO ISS PBL34 END 44.878
HIERARCH ESO ISS PBLA34 START 357.27
HIERARCH ESO ISS PBLA34 END 357.622
HIERARCH ESO ISS AMBI TAU0 START 0.005127
HIERARCH ESO ISS AMBI TAU0 END 0.005076
HIERARCH ESO ISS AMBI TEMP 14.68
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.51
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.671