Exposure
ID
PIONI.2025-12-14T01:45:07.289_1
Header ID
PIONI.2025-12-14T01:45:07.289
Date updated
2025-12-14 01:50:57 UTC+0000
Release date
2026-12-14 01:50:56 UTC+0000
UTC Start
2025-12-14 01:45:07.289
UTC End
2025-12-14 01:45:45.689
MJD Start
61023.0730010271
MJD End
61023.07344547154
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003924
Ambient temperature (°C)
12.73
Seeing (arcsec)
0.65
Observation
ID
71951
Category
science
Program ID
116.296R.001
Program Title
WEIGHING SUN-LIKE STARS : HIGH-PRECISION MASSES OF G-TYPE MAIN-SEQUENCE BINARIES
Program Type
Normal
PI / COI
JONAK / MOURARD / NARDETTO
Target
ID
53417
Name
HD483
RA
2.329861
DEC
17.53317
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 58.0460 57.8230 105.8000 105.8000
A0-J2 104.2150 103.9640 79.9000 79.8000
A0-K0 120.4390 120.3090 63.6400 63.5480
G1-J2 57.8090 57.7900 53.9000 53.9000
G1-K0 86.6210 86.6730 36.9280 36.9130
J2-K0 35.6150 35.6320 8.5690 8.6840
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.296R.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 61023.0730010271
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD483
RA 2.329861
DEC 17.53317
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
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
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 58.046
HIERARCH ESO ISS PBL12 END 57.823
HIERARCH ESO ISS PBLA12 START 105.8
HIERARCH ESO ISS PBLA12 END 105.8
HIERARCH ESO ISS PBL13 START 104.215
HIERARCH ESO ISS PBL13 END 103.964
HIERARCH ESO ISS PBLA13 START 79.9
HIERARCH ESO ISS PBLA13 END 79.8
HIERARCH ESO ISS PBL14 START 120.439
HIERARCH ESO ISS PBL14 END 120.309
HIERARCH ESO ISS PBLA14 START 63.64
HIERARCH ESO ISS PBLA14 END 63.548
HIERARCH ESO ISS PBL23 START 57.809
HIERARCH ESO ISS PBL23 END 57.79
HIERARCH ESO ISS PBLA23 START 53.9
HIERARCH ESO ISS PBLA23 END 53.9
HIERARCH ESO ISS PBL24 START 86.621
HIERARCH ESO ISS PBL24 END 86.673
HIERARCH ESO ISS PBLA24 START 36.928
HIERARCH ESO ISS PBLA24 END 36.913
HIERARCH ESO ISS PBL34 START 35.615
HIERARCH ESO ISS PBL34 END 35.632
HIERARCH ESO ISS PBLA34 START 8.569
HIERARCH ESO ISS PBLA34 END 8.684
HIERARCH ESO ISS AMBI TAU0 START 0.003924
HIERARCH ESO ISS AMBI TAU0 END 0.003924
HIERARCH ESO ISS AMBI TEMP 12.73
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.65