Exposure
ID
GRAVI.2022-10-24T04:25:01.562_1
Header ID
GRAVI.2022-10-24T04:25:01.562
Date updated
2022-10-24 04:35:45 UTC+0000
Release date
2023-04-22 04:35:45 UTC+0000
UTC Start
2022-10-24 04:25:01.562
UTC End
2022-10-24 04:27:41.562
MJD Start
59876.18404586
MJD End
59876.18589771185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0055405
Ambient temperature (°C)
14.38
Seeing (arcsec)
0.52
Observation
ID
52905
Category
science
Program ID
110.23TC.003
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
Program Type
GTO
PI / COI
BOURDAROT/ EISENHAUER/ GILLESSEN/ PFUHL/ LACOUR/ PERRIN/ KERVELLA/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM/ SHANGGUAN/ MÉRAND/ THOMSON-PARESSANT
Target
ID
39337
Name
HD142B
RA
1.580858
DEC
-49.0759
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 90.2770 90.2360 133.6000 134.2000
A0-J2 124.3870 124.1110 113.2000 113.8000
A0-K0 116.1070 115.6470 92.0750 92.6420
G1-J2 50.6860 50.4500 74.9000 75.4000
G1-K0 77.0510 76.7850 41.1100 41.4410
J2-K0 44.8810 44.8740 2.2030 2.5570
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23TC.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59876.18404586
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.580858
DEC -49.0759
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 90.277
HIERARCH ESO ISS PBL12 END 90.236
HIERARCH ESO ISS PBLA12 START 133.6
HIERARCH ESO ISS PBLA12 END 134.2
HIERARCH ESO ISS PBL13 START 124.387
HIERARCH ESO ISS PBL13 END 124.111
HIERARCH ESO ISS PBLA13 START 113.2
HIERARCH ESO ISS PBLA13 END 113.8
HIERARCH ESO ISS PBL14 START 116.107
HIERARCH ESO ISS PBL14 END 115.647
HIERARCH ESO ISS PBLA14 START 92.075
HIERARCH ESO ISS PBLA14 END 92.642
HIERARCH ESO ISS PBL23 START 50.686
HIERARCH ESO ISS PBL23 END 50.45
HIERARCH ESO ISS PBLA23 START 74.9
HIERARCH ESO ISS PBLA23 END 75.4
HIERARCH ESO ISS PBL24 START 77.051
HIERARCH ESO ISS PBL24 END 76.785
HIERARCH ESO ISS PBLA24 START 41.11
HIERARCH ESO ISS PBLA24 END 41.441
HIERARCH ESO ISS PBL34 START 44.881
HIERARCH ESO ISS PBL34 END 44.874
HIERARCH ESO ISS PBLA34 START 2.203
HIERARCH ESO ISS PBLA34 END 2.557
HIERARCH ESO ISS AMBI TAU0 START 0.005742
HIERARCH ESO ISS AMBI TAU0 END 0.005339
HIERARCH ESO ISS AMBI TEMP 14.38
HIERARCH ESO ISS AMBI FWHM START 0.53
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 -490430.681