Exposure
ID
PIONI.2025-10-15T04:57:58.025_1
Header ID
PIONI.2025-10-15T04:57:58.025
Date updated
2025-10-15 05:05:55 UTC+0000
Release date
2026-10-15 05:05:55 UTC+0000
UTC Start
2025-10-15 04:57:58.025
UTC End
2025-10-15 04:59:40.425
MJD Start
60963.2069215863
MJD End
60963.20810677149
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0058665
Ambient temperature (°C)
12.28
Seeing (arcsec)
0.675
Observation
ID
70928
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
52635
Name
HD483
RA
2.330447
DEC
17.53317
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 32.0370 31.9180 155.5000 155.8000
A0-J2 116.0900 115.6430 84.1000 83.9000
A0-J6 156.1940 156.5070 37.2400 37.2520
B5-J2 110.1580 110.0080 68.1000 67.9000
B5-J6 173.6670 174.0440 27.8860 27.9810
J2-J6 114.2650 114.0910 349.4330 349.7710
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 60963.2069215863
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD483
RA 2.330447
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.002
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 32.037
HIERARCH ESO ISS PBL12 END 31.918
HIERARCH ESO ISS PBLA12 START 155.5
HIERARCH ESO ISS PBLA12 END 155.8
HIERARCH ESO ISS PBL13 START 116.09
HIERARCH ESO ISS PBL13 END 115.643
HIERARCH ESO ISS PBLA13 START 84.1
HIERARCH ESO ISS PBLA13 END 83.9
HIERARCH ESO ISS PBL14 START 156.194
HIERARCH ESO ISS PBL14 END 156.507
HIERARCH ESO ISS PBLA14 START 37.24
HIERARCH ESO ISS PBLA14 END 37.252
HIERARCH ESO ISS PBL23 START 110.158
HIERARCH ESO ISS PBL23 END 110.008
HIERARCH ESO ISS PBLA23 START 68.1
HIERARCH ESO ISS PBLA23 END 67.9
HIERARCH ESO ISS PBL24 START 173.667
HIERARCH ESO ISS PBL24 END 174.044
HIERARCH ESO ISS PBLA24 START 27.886
HIERARCH ESO ISS PBLA24 END 27.981
HIERARCH ESO ISS PBL34 START 114.265
HIERARCH ESO ISS PBL34 END 114.091
HIERARCH ESO ISS PBLA34 START 349.433
HIERARCH ESO ISS PBLA34 END 349.771
HIERARCH ESO ISS AMBI TAU0 START 0.005898
HIERARCH ESO ISS AMBI TAU0 END 0.005835
HIERARCH ESO ISS AMBI TEMP 12.28
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.75