Exposure
ID
GRAVI.2022-12-19T01:09:49.285_1
Header ID
GRAVI.2022-12-19T01:09:49.285
Date updated
2022-12-19 01:21:13 UTC+0000
Release date
2023-06-17 01:21:13 UTC+0000
UTC Start
2022-12-19 01:09:49.285
UTC End
2022-12-19 01:12:29.285
MJD Start
59932.04848709
MJD End
59932.0503389419
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007056
Ambient temperature (°C)
12.23
Seeing (arcsec)
0.67
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 89.8560 89.7940 138.6000 139.2000
A0-J2 121.8680 121.5450 118.5000 119.2000
A0-K0 111.9570 111.4350 96.9690 97.5580
G1-J2 48.5400 48.2720 79.1000 79.6000
G1-K0 74.6380 74.3370 43.8600 44.1750
J2-K0 44.7910 44.7760 5.1980 5.5490
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 59932.04848709
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 89.856
HIERARCH ESO ISS PBL12 END 89.794
HIERARCH ESO ISS PBLA12 START 138.6
HIERARCH ESO ISS PBLA12 END 139.2
HIERARCH ESO ISS PBL13 START 121.868
HIERARCH ESO ISS PBL13 END 121.545
HIERARCH ESO ISS PBLA13 START 118.5
HIERARCH ESO ISS PBLA13 END 119.2
HIERARCH ESO ISS PBL14 START 111.957
HIERARCH ESO ISS PBL14 END 111.435
HIERARCH ESO ISS PBLA14 START 96.969
HIERARCH ESO ISS PBLA14 END 97.558
HIERARCH ESO ISS PBL23 START 48.54
HIERARCH ESO ISS PBL23 END 48.272
HIERARCH ESO ISS PBLA23 START 79.1
HIERARCH ESO ISS PBLA23 END 79.6
HIERARCH ESO ISS PBL24 START 74.638
HIERARCH ESO ISS PBL24 END 74.337
HIERARCH ESO ISS PBLA24 START 43.86
HIERARCH ESO ISS PBLA24 END 44.175
HIERARCH ESO ISS PBL34 START 44.791
HIERARCH ESO ISS PBL34 END 44.776
HIERARCH ESO ISS PBLA34 START 5.198
HIERARCH ESO ISS PBLA34 END 5.549
HIERARCH ESO ISS AMBI TAU0 START 0.007585
HIERARCH ESO ISS AMBI TAU0 END 0.006527
HIERARCH ESO ISS AMBI TEMP 12.23
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.72
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.681