Exposure
ID
GRAVI.2023-12-19T02:05:57.611_1
Header ID
GRAVI.2023-12-19T02:05:57.611
Date updated
2023-12-19 02:15:31 UTC+0000
Release date
2024-06-16 02:15:31 UTC+0000
UTC Start
2023-12-19 02:05:57.611
UTC End
2023-12-19 02:08:37.611
MJD Start
60297.08747235
MJD End
60297.0893242019
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003933
Ambient temperature (°C)
15.19
Seeing (arcsec)
0.6
Observation
ID
58001
Category
science
Program ID
112.25GN.003
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
42947
Name
HD142B
RA
1.58107
DEC
-49.07592
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 88.4750 88.3950 150.3000 150.9000
A0-J2 115.2640 114.8930 131.2000 131.9000
A0-K0 101.1020 100.4740 108.7380 109.4160
G1-J2 42.9030 42.5700 88.7000 89.3000
G1-K0 68.2620 67.8800 49.4770 49.7570
J2-K0 44.3370 44.3030 11.7060 12.0460
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25GN.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60297.08747235
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.58107
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 88.475
HIERARCH ESO ISS PBL12 END 88.395
HIERARCH ESO ISS PBLA12 START 150.3
HIERARCH ESO ISS PBLA12 END 150.9
HIERARCH ESO ISS PBL13 START 115.264
HIERARCH ESO ISS PBL13 END 114.893
HIERARCH ESO ISS PBLA13 START 131.2
HIERARCH ESO ISS PBLA13 END 131.9
HIERARCH ESO ISS PBL14 START 101.102
HIERARCH ESO ISS PBL14 END 100.474
HIERARCH ESO ISS PBLA14 START 108.738
HIERARCH ESO ISS PBLA14 END 109.416
HIERARCH ESO ISS PBL23 START 42.903
HIERARCH ESO ISS PBL23 END 42.57
HIERARCH ESO ISS PBLA23 START 88.7
HIERARCH ESO ISS PBLA23 END 89.3
HIERARCH ESO ISS PBL24 START 68.262
HIERARCH ESO ISS PBL24 END 67.88
HIERARCH ESO ISS PBLA24 START 49.477
HIERARCH ESO ISS PBLA24 END 49.757
HIERARCH ESO ISS PBL34 START 44.337
HIERARCH ESO ISS PBL34 END 44.303
HIERARCH ESO ISS PBLA34 START 11.706
HIERARCH ESO ISS PBLA34 END 12.046
HIERARCH ESO ISS AMBI TAU0 START 0.004484
HIERARCH ESO ISS AMBI TAU0 END 0.003382
HIERARCH ESO ISS AMBI TEMP 15.19
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.62
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.671