Exposure
ID
GRAVI.2023-10-09T04:40:27.820_2
Header ID
GRAVI.2023-10-09T04:40:27.820
Date updated
2023-10-09 04:50:22 UTC+0000
Release date
2024-04-06 04:50:22 UTC+0000
UTC Start
2023-10-09 04:40:27.820
UTC End
2023-10-09 04:43:07.820
MJD Start
60226.19476643
MJD End
60226.19661828186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004989
Ambient temperature (°C)
14.68
Seeing (arcsec)
0.51
Observation
ID
57280
Category
science
Program ID
112.25GN.001
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
Program Type
GTO
PI / COI
BOURDAROT/ EISENHAUER/ KERVELLA/ LACOUR/ PERRIN/ GILLESSEN/ PFUHL/ PAUMARD/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM/ SHANGGUAN/ MÉRAND
Target
ID
42017
Name
HD142A
RA
1.5798958333333333
DEC
-49.075186388888895
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 90.4720 90.4870 125.1000 125.6000
A0-J2 127.7110 127.5470 104.3000 104.9000
A0-K0 122.0180 121.6920 83.7530 84.2840
G1-J2 53.7650 53.5900 67.6000 68.1000
G1-K0 80.5700 80.3650 35.9080 36.2550
J2-K0 44.8610 44.8700 356.8500 357.1960
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25GN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60226.19476643
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.581041
DEC -49.07592
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 90.472
HIERARCH ESO ISS PBL12 END 90.487
HIERARCH ESO ISS PBLA12 START 125.1
HIERARCH ESO ISS PBLA12 END 125.6
HIERARCH ESO ISS PBL13 START 127.711
HIERARCH ESO ISS PBL13 END 127.547
HIERARCH ESO ISS PBLA13 START 104.3
HIERARCH ESO ISS PBLA13 END 104.9
HIERARCH ESO ISS PBL14 START 122.018
HIERARCH ESO ISS PBL14 END 121.692
HIERARCH ESO ISS PBLA14 START 83.753
HIERARCH ESO ISS PBLA14 END 84.284
HIERARCH ESO ISS PBL23 START 53.765
HIERARCH ESO ISS PBL23 END 53.59
HIERARCH ESO ISS PBLA23 START 67.6
HIERARCH ESO ISS PBLA23 END 68.1
HIERARCH ESO ISS PBL24 START 80.57
HIERARCH ESO ISS PBL24 END 80.365
HIERARCH ESO ISS PBLA24 START 35.908
HIERARCH ESO ISS PBLA24 END 36.255
HIERARCH ESO ISS PBL34 START 44.861
HIERARCH ESO ISS PBL34 END 44.87
HIERARCH ESO ISS PBLA34 START 356.85
HIERARCH ESO ISS PBLA34 END 357.196
HIERARCH ESO ISS AMBI TAU0 START 0.004748
HIERARCH ESO ISS AMBI TAU0 END 0.00523
HIERARCH ESO ISS AMBI TEMP 14.68
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.49
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.671