Exposure
ID
GRAVI.2023-08-27T05:58:36.487_1
Header ID
GRAVI.2023-08-27T05:58:36.487
Date updated
2023-08-27 06:05:45 UTC+0000
Release date
2024-02-23 06:05:44 UTC+0000
UTC Start
2023-08-27 05:58:36.487
UTC End
2023-08-27 06:01:16.487
MJD Start
60183.24903342
MJD End
60183.25088527185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0049435
Ambient temperature (°C)
14.61
Seeing (arcsec)
0.5449999999999999
Observation
ID
56787
Category
science
Program ID
111.24KS.004
Program Title
ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
Program Type
GTO
PI / COI
BOURDAROT/ EISENHAUER/ GILLESSEN/ PFUHL/ LACOUR/ PERRIN/ KERVELLA/ PAUMARD/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM/ SHANGGUAN/ MÉRAND/ THOMSON-PARESSANT
Target
ID
42085
Name
HD142B
RA
1.581027
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 87.4510 87.6340 108.8000 109.3000
A0-J2 128.5210 128.6310 87.0000 87.5000
A0-K0 127.7910 127.7330 67.1630 67.7060
G1-J2 57.4070 57.3400 52.5000 53.0000
G1-K0 85.2620 85.1560 24.2250 24.6220
J2-K0 44.0990 44.1400 346.1400 346.4760
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24KS.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60183.24903342
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.581027
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 87.451
HIERARCH ESO ISS PBL12 END 87.634
HIERARCH ESO ISS PBLA12 START 108.8
HIERARCH ESO ISS PBLA12 END 109.3
HIERARCH ESO ISS PBL13 START 128.521
HIERARCH ESO ISS PBL13 END 128.631
HIERARCH ESO ISS PBLA13 START 87.0
HIERARCH ESO ISS PBLA13 END 87.5
HIERARCH ESO ISS PBL14 START 127.791
HIERARCH ESO ISS PBL14 END 127.733
HIERARCH ESO ISS PBLA14 START 67.163
HIERARCH ESO ISS PBLA14 END 67.706
HIERARCH ESO ISS PBL23 START 57.407
HIERARCH ESO ISS PBL23 END 57.34
HIERARCH ESO ISS PBLA23 START 52.5
HIERARCH ESO ISS PBLA23 END 53.0
HIERARCH ESO ISS PBL24 START 85.262
HIERARCH ESO ISS PBL24 END 85.156
HIERARCH ESO ISS PBLA24 START 24.225
HIERARCH ESO ISS PBLA24 END 24.622
HIERARCH ESO ISS PBL34 START 44.099
HIERARCH ESO ISS PBL34 END 44.14
HIERARCH ESO ISS PBLA34 START 346.14
HIERARCH ESO ISS PBLA34 END 346.476
HIERARCH ESO ISS AMBI TAU0 START 0.004659
HIERARCH ESO ISS AMBI TAU0 END 0.005228
HIERARCH ESO ISS AMBI TEMP 14.61
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.59
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.175
HIERARCH ESO FT ROBJ DELTA -490430.671