Exposure
ID
GRAVI.2021-10-06T03:20:11.989_2
Header ID
GRAVI.2021-10-06T03:20:11.989
Date updated
2021-10-06 03:31:05 UTC+0000
Release date
2022-10-06 03:31:04 UTC+0000
UTC Start
2021-10-06 03:20:11.989
UTC End
2021-10-06 03:22:35.989
MJD Start
59493.13902765
MJD End
59493.1406943167
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.0058225
Ambient temperature (°C)
13.86
Seeing (arcsec)
0.32
Observation
ID
48445
Category
science
Program ID
108.22F1.001
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY (PART II)
Program Type
GTO
PI / COI
EISENHAUER/ BOURDAROT/ PFUHL/ GILLESSEN/ LACOUR/ PERRIN/ KERVELLA/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM
Target
ID
36324
Name
WDS_J20452-3120B
RA
310.463160833333
DEC
-32.4352298888889
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 81.9770 81.7470 144.8000 145.5000
A0-J2 105.9110 105.2410 120.5000 121.1000
A0-K0 99.4810 98.6350 93.5890 94.0020
G1-J2 45.9990 45.6390 73.3000 73.5000
G1-K0 80.0610 79.7710 40.5940 40.7330
J2-K0 48.2180 48.2070 9.6010 9.9010
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.22F1.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59493.13902765
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME ATMic
HIERARCH ESO INS SOBJ NAME WDS_J20452-3120C
RA 310.462305
DEC -32.43713
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 81.977
HIERARCH ESO ISS PBL12 END 81.747
HIERARCH ESO ISS PBLA12 START 144.8
HIERARCH ESO ISS PBLA12 END 145.5
HIERARCH ESO ISS PBL13 START 105.911
HIERARCH ESO ISS PBL13 END 105.241
HIERARCH ESO ISS PBLA13 START 120.5
HIERARCH ESO ISS PBLA13 END 121.1
HIERARCH ESO ISS PBL14 START 99.481
HIERARCH ESO ISS PBL14 END 98.635
HIERARCH ESO ISS PBLA14 START 93.589
HIERARCH ESO ISS PBLA14 END 94.002
HIERARCH ESO ISS PBL23 START 45.999
HIERARCH ESO ISS PBL23 END 45.639
HIERARCH ESO ISS PBLA23 START 73.3
HIERARCH ESO ISS PBLA23 END 73.5
HIERARCH ESO ISS PBL24 START 80.061
HIERARCH ESO ISS PBL24 END 79.771
HIERARCH ESO ISS PBLA24 START 40.594
HIERARCH ESO ISS PBLA24 END 40.733
HIERARCH ESO ISS PBL34 START 48.218
HIERARCH ESO ISS PBL34 END 48.207
HIERARCH ESO ISS PBLA34 START 9.601
HIERARCH ESO ISS PBLA34 END 9.901
HIERARCH ESO ISS AMBI TAU0 START 0.005585
HIERARCH ESO ISS AMBI TAU0 END 0.00606
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.32
HIERARCH ESO FT ROBJ NAME WDS_J20452-3120B
HIERARCH ESO FT ROBJ ALPHA 204151.1586
HIERARCH ESO FT ROBJ DELTA -322606.8276