Exposure
ID
GRAVI.2022-10-01T02:24:49.720_1
Header ID
GRAVI.2022-10-01T02:24:49.720
Date updated
2022-10-01 02:35:57 UTC+0000
Release date
2023-10-01 02:35:57 UTC+0000
UTC Start
2022-10-01 02:24:49.720
UTC End
2022-10-01 02:27:13.720
MJD Start
59853.10057546
MJD End
59853.1022421267
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.0027785
Ambient temperature (°C)
11.82
Seeing (arcsec)
0.57
Observation
ID
52581
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
39078
Name
WDS_J20452-3120C
RA
310.4624
DEC
-32.43719
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 87.7460 87.5680 130.3000 130.8000
A0-J2 121.2680 120.8170 106.8000 107.3000
A0-K0 117.8780 117.3560 83.5610 83.9130
G1-J2 53.7100 53.4930 66.3000 66.5000
G1-K0 86.1530 85.9840 35.6690 35.8920
J2-K0 48.3740 48.3730 1.2700 1.5860
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 59853.10057546
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME ATMic
HIERARCH ESO INS SOBJ NAME WDS_J20452-3120C
RA 310.4624
DEC -32.43719
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 87.746
HIERARCH ESO ISS PBL12 END 87.568
HIERARCH ESO ISS PBLA12 START 130.3
HIERARCH ESO ISS PBLA12 END 130.8
HIERARCH ESO ISS PBL13 START 121.268
HIERARCH ESO ISS PBL13 END 120.817
HIERARCH ESO ISS PBLA13 START 106.8
HIERARCH ESO ISS PBLA13 END 107.3
HIERARCH ESO ISS PBL14 START 117.878
HIERARCH ESO ISS PBL14 END 117.356
HIERARCH ESO ISS PBLA14 START 83.561
HIERARCH ESO ISS PBLA14 END 83.913
HIERARCH ESO ISS PBL23 START 53.71
HIERARCH ESO ISS PBL23 END 53.493
HIERARCH ESO ISS PBLA23 START 66.3
HIERARCH ESO ISS PBLA23 END 66.5
HIERARCH ESO ISS PBL24 START 86.153
HIERARCH ESO ISS PBL24 END 85.984
HIERARCH ESO ISS PBLA24 START 35.669
HIERARCH ESO ISS PBLA24 END 35.892
HIERARCH ESO ISS PBL34 START 48.374
HIERARCH ESO ISS PBL34 END 48.373
HIERARCH ESO ISS PBLA34 START 1.27
HIERARCH ESO ISS PBLA34 END 1.586
HIERARCH ESO ISS AMBI TAU0 START 0.00208
HIERARCH ESO ISS AMBI TAU0 END 0.003477
HIERARCH ESO ISS AMBI TEMP 11.82
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.5
HIERARCH ESO FT ROBJ NAME WDS_J20452-3120B
HIERARCH ESO FT ROBJ ALPHA 204151.159
HIERARCH ESO FT ROBJ DELTA -322606.828