Exposure
ID
GRAVI.2022-12-19T00:09:04.131_1
Header ID
GRAVI.2022-12-19T00:09:04.131
Date updated
2022-12-19 00:20:46 UTC+0000
Release date
2023-06-17 00:20:46 UTC+0000
UTC Start
2022-12-19 00:09:04.131
UTC End
2022-12-19 00:11:44.131
MJD Start
59932.00629781
MJD End
59932.0081496619
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002066
Ambient temperature (°C)
12.28
Seeing (arcsec)
0.73
Observation
ID
53576
Category
science
Program ID
110.23TC.002
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
39838
Name
HD142B
RA
1.580877
DEC
-49.07591
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 90.5060 90.5080 126.7000 127.3000
A0-J2 127.1940 127.0040 106.0000 106.6000
A0-K0 121.0120 120.6560 85.3630 85.9080
G1-J2 53.2260 53.0370 69.1000 69.5000
G1-K0 79.9400 79.7220 36.9590 37.3100
J2-K0 44.8800 44.8850 357.8990 358.2530
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23TC.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59932.00629781
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.580877
DEC -49.07591
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 90.506
HIERARCH ESO ISS PBL12 END 90.508
HIERARCH ESO ISS PBLA12 START 126.7
HIERARCH ESO ISS PBLA12 END 127.3
HIERARCH ESO ISS PBL13 START 127.194
HIERARCH ESO ISS PBL13 END 127.004
HIERARCH ESO ISS PBLA13 START 106.0
HIERARCH ESO ISS PBLA13 END 106.6
HIERARCH ESO ISS PBL14 START 121.012
HIERARCH ESO ISS PBL14 END 120.656
HIERARCH ESO ISS PBLA14 START 85.363
HIERARCH ESO ISS PBLA14 END 85.908
HIERARCH ESO ISS PBL23 START 53.226
HIERARCH ESO ISS PBL23 END 53.037
HIERARCH ESO ISS PBLA23 START 69.1
HIERARCH ESO ISS PBLA23 END 69.5
HIERARCH ESO ISS PBL24 START 79.94
HIERARCH ESO ISS PBL24 END 79.722
HIERARCH ESO ISS PBLA24 START 36.959
HIERARCH ESO ISS PBLA24 END 37.31
HIERARCH ESO ISS PBL34 START 44.88
HIERARCH ESO ISS PBL34 END 44.885
HIERARCH ESO ISS PBLA34 START 357.899
HIERARCH ESO ISS PBLA34 END 358.253
HIERARCH ESO ISS AMBI TAU0 START 0.002066
HIERARCH ESO ISS AMBI TAU0 END 0.002066
HIERARCH ESO ISS AMBI TEMP 12.28
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.75
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.681