Exposure
ID
GRAVI.2022-10-01T05:07:44.131_1
Header ID
GRAVI.2022-10-01T05:07:44.131
Date updated
2022-10-01 05:21:33 UTC+0000
Release date
2023-10-01 05:21:33 UTC+0000
UTC Start
2022-10-01 05:07:44.131
UTC End
2022-10-01 05:10:24.131
MJD Start
59853.21370522
MJD End
59853.2155570719
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0031525
Ambient temperature (°C)
11.68
Seeing (arcsec)
0.83
Observation
ID
52585
Category
science
Program ID
109.2310.004
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
Target
ID
39080
Name
HD142B
RA
1.580846
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 90.4500 90.4700 124.5000 125.0000
A0-J2 127.8820 127.7240 103.7000 104.2000
A0-K0 122.3580 122.0380 83.1690 83.7130
G1-J2 53.9500 53.7770 67.1000 67.6000
G1-K0 80.7760 80.5730 35.5200 35.8810
J2-K0 44.8430 44.8520 356.4620 356.8200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.2310.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59853.21370522
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.580846
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 90.45
HIERARCH ESO ISS PBL12 END 90.47
HIERARCH ESO ISS PBLA12 START 124.5
HIERARCH ESO ISS PBLA12 END 125.0
HIERARCH ESO ISS PBL13 START 127.882
HIERARCH ESO ISS PBL13 END 127.724
HIERARCH ESO ISS PBLA13 START 103.7
HIERARCH ESO ISS PBLA13 END 104.2
HIERARCH ESO ISS PBL14 START 122.358
HIERARCH ESO ISS PBL14 END 122.038
HIERARCH ESO ISS PBLA14 START 83.169
HIERARCH ESO ISS PBLA14 END 83.713
HIERARCH ESO ISS PBL23 START 53.95
HIERARCH ESO ISS PBL23 END 53.777
HIERARCH ESO ISS PBLA23 START 67.1
HIERARCH ESO ISS PBLA23 END 67.6
HIERARCH ESO ISS PBL24 START 80.776
HIERARCH ESO ISS PBL24 END 80.573
HIERARCH ESO ISS PBLA24 START 35.52
HIERARCH ESO ISS PBLA24 END 35.881
HIERARCH ESO ISS PBL34 START 44.843
HIERARCH ESO ISS PBL34 END 44.852
HIERARCH ESO ISS PBLA34 START 356.462
HIERARCH ESO ISS PBLA34 END 356.82
HIERARCH ESO ISS AMBI TAU0 START 0.003646
HIERARCH ESO ISS AMBI TAU0 END 0.002659
HIERARCH ESO ISS AMBI TEMP 11.68
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.93
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.681