Exposure
ID
GRAVI.2023-07-23T07:10:01.012_2
Header ID
GRAVI.2023-07-23T07:10:01.012
Date updated
2023-07-23 07:20:22 UTC+0000
Release date
2024-01-19 07:20:22 UTC+0000
UTC Start
2023-07-23 07:10:01.012
UTC End
2023-07-23 07:12:41.012
MJD Start
60148.29862282
MJD End
60148.30047467186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002309
Ambient temperature (°C)
15.68
Seeing (arcsec)
0.79
Observation
ID
56395
Category
science
Program ID
111.24KS.003
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
41791
Name
HD142A
RA
1.579894583333333
DEC
-49.07518930555556
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 81.6690 81.9940 97.1000 97.7000
A0-J2 123.7480 124.0480 74.1000 74.7000
A0-K0 127.1890 127.2840 54.4640 55.0520
G1-J2 58.2030 58.1920 40.7000 41.3000
G1-K0 87.0210 86.9660 14.9640 15.3870
J2-K0 42.8490 42.9190 338.8090 339.1230
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24KS.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60148.29862282
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 142
HIERARCH ESO INS SOBJ NAME HD142B
RA 1.581014
DEC -49.07591
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 81.669
HIERARCH ESO ISS PBL12 END 81.994
HIERARCH ESO ISS PBLA12 START 97.1
HIERARCH ESO ISS PBLA12 END 97.7
HIERARCH ESO ISS PBL13 START 123.748
HIERARCH ESO ISS PBL13 END 124.048
HIERARCH ESO ISS PBLA13 START 74.1
HIERARCH ESO ISS PBLA13 END 74.7
HIERARCH ESO ISS PBL14 START 127.189
HIERARCH ESO ISS PBL14 END 127.284
HIERARCH ESO ISS PBLA14 START 54.464
HIERARCH ESO ISS PBLA14 END 55.052
HIERARCH ESO ISS PBL23 START 58.203
HIERARCH ESO ISS PBL23 END 58.192
HIERARCH ESO ISS PBLA23 START 40.7
HIERARCH ESO ISS PBLA23 END 41.3
HIERARCH ESO ISS PBL24 START 87.021
HIERARCH ESO ISS PBL24 END 86.966
HIERARCH ESO ISS PBLA24 START 14.964
HIERARCH ESO ISS PBLA24 END 15.387
HIERARCH ESO ISS PBL34 START 42.849
HIERARCH ESO ISS PBL34 END 42.919
HIERARCH ESO ISS PBLA34 START 338.809
HIERARCH ESO ISS PBLA34 END 339.123
HIERARCH ESO ISS AMBI TAU0 START 0.00275
HIERARCH ESO ISS AMBI TAU0 END 0.001868
HIERARCH ESO ISS AMBI TEMP 15.68
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.93
HIERARCH ESO FT ROBJ NAME HD142A
HIERARCH ESO FT ROBJ ALPHA 000619.1747
HIERARCH ESO FT ROBJ DELTA -490430.6815