Exposure
ID
GRAVI.2021-11-18T04:25:32.967_2
Header ID
GRAVI.2021-11-18T04:25:32.967
Date updated
2021-11-18 04:36:14 UTC+0000
Release date
2022-11-18 04:36:14 UTC+0000
UTC Start
2021-11-18 04:25:32.967
UTC End
2021-11-18 04:27:56.967
MJD Start
59536.18440934
MJD End
59536.1860760067
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.003737
Ambient temperature (°C)
11.23
Seeing (arcsec)
0.735
Observation
ID
48916
Category
science
Program ID
108.22EZ.002
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
Program Type
GTO
PI / COI
EISENHAUER/ BOURDAROT/ PFUHL/ GILLESSEN/ LACOUR/ PERRIN/ KERVELLA/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM
Target
ID
35962
Name
HD142A
RA
1.57989583333333
DEC
-49.0751891666667
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.9500 87.8760 154.7000 155.3000
A0-J2 112.7830 112.4270 136.1000 136.8000
A0-K0 96.8230 96.1980 113.4220 114.1210
G1-J2 40.6020 40.2620 92.5000 93.1000
G1-K0 65.5940 65.1960 51.3280 51.5860
J2-K0 44.0770 44.0360 13.9760 14.3000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.22EZ.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59536.18440934
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.580677
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 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 87.95
HIERARCH ESO ISS PBL12 END 87.876
HIERARCH ESO ISS PBLA12 START 154.7
HIERARCH ESO ISS PBLA12 END 155.3
HIERARCH ESO ISS PBL13 START 112.783
HIERARCH ESO ISS PBL13 END 112.427
HIERARCH ESO ISS PBLA13 START 136.1
HIERARCH ESO ISS PBLA13 END 136.8
HIERARCH ESO ISS PBL14 START 96.823
HIERARCH ESO ISS PBL14 END 96.198
HIERARCH ESO ISS PBLA14 START 113.422
HIERARCH ESO ISS PBLA14 END 114.121
HIERARCH ESO ISS PBL23 START 40.602
HIERARCH ESO ISS PBL23 END 40.262
HIERARCH ESO ISS PBLA23 START 92.5
HIERARCH ESO ISS PBLA23 END 93.1
HIERARCH ESO ISS PBL24 START 65.594
HIERARCH ESO ISS PBL24 END 65.196
HIERARCH ESO ISS PBLA24 START 51.328
HIERARCH ESO ISS PBLA24 END 51.586
HIERARCH ESO ISS PBL34 START 44.077
HIERARCH ESO ISS PBL34 END 44.036
HIERARCH ESO ISS PBLA34 START 13.976
HIERARCH ESO ISS PBLA34 END 14.3
HIERARCH ESO ISS AMBI TAU0 START 0.004339
HIERARCH ESO ISS AMBI TAU0 END 0.003135
HIERARCH ESO ISS AMBI TEMP 11.23
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.77
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.681