Exposure
ID
GRAVI.2022-10-24T02:51:25.326_1
Header ID
GRAVI.2022-10-24T02:51:25.326
Date updated
2022-10-24 03:01:13 UTC+0000
Release date
2023-04-22 03:01:13 UTC+0000
UTC Start
2022-10-24 02:51:25.326
UTC End
2022-10-24 02:53:49.326
MJD Start
59876.11904312
MJD End
59876.120709786665
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.004091
Ambient temperature (°C)
13.25
Seeing (arcsec)
0.79
Observation
ID
52901
Category
science
Program ID
110.23TC.003
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/ MÉRAND/ THOMSON-PARESSANT
Target
ID
39334
Name
WDS_J20452-3120C
RA
310.462404
DEC
-32.4372
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 78.7730 78.5730 154.2000 154.9000
A0-J2 95.9570 95.2680 130.0000 130.7000
A0-K0 86.3090 85.3370 100.0690 100.5650
G1-J2 40.3320 39.9050 76.7000 77.0000
G1-K0 75.4610 75.1100 42.2460 42.3290
J2-K0 47.9990 47.9790 13.8390 14.1200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23TC.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59876.11904312
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME ATMic
HIERARCH ESO INS SOBJ NAME WDS_J20452-3120C
RA 310.462404
DEC -32.4372
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 78.773
HIERARCH ESO ISS PBL12 END 78.573
HIERARCH ESO ISS PBLA12 START 154.2
HIERARCH ESO ISS PBLA12 END 154.9
HIERARCH ESO ISS PBL13 START 95.957
HIERARCH ESO ISS PBL13 END 95.268
HIERARCH ESO ISS PBLA13 START 130.0
HIERARCH ESO ISS PBLA13 END 130.7
HIERARCH ESO ISS PBL14 START 86.309
HIERARCH ESO ISS PBL14 END 85.337
HIERARCH ESO ISS PBLA14 START 100.069
HIERARCH ESO ISS PBLA14 END 100.565
HIERARCH ESO ISS PBL23 START 40.332
HIERARCH ESO ISS PBL23 END 39.905
HIERARCH ESO ISS PBLA23 START 76.7
HIERARCH ESO ISS PBLA23 END 77.0
HIERARCH ESO ISS PBL24 START 75.461
HIERARCH ESO ISS PBL24 END 75.11
HIERARCH ESO ISS PBLA24 START 42.246
HIERARCH ESO ISS PBLA24 END 42.329
HIERARCH ESO ISS PBL34 START 47.999
HIERARCH ESO ISS PBL34 END 47.979
HIERARCH ESO ISS PBLA34 START 13.839
HIERARCH ESO ISS PBLA34 END 14.12
HIERARCH ESO ISS AMBI TAU0 START 0.003742
HIERARCH ESO ISS AMBI TAU0 END 0.00444
HIERARCH ESO ISS AMBI TEMP 13.25
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.73
HIERARCH ESO FT ROBJ NAME WDS_J20452-3120B
HIERARCH ESO FT ROBJ ALPHA 204151.159
HIERARCH ESO FT ROBJ DELTA -322606.828