Exposure
ID
PIONI.2025-10-13T04:43:52.086_1
Header ID
PIONI.2025-10-13T04:43:52.086
Date updated
2025-10-13 04:51:15 UTC+0000
Release date
2026-10-13 04:51:15 UTC+0000
UTC Start
2025-10-13 04:43:52.087
UTC End
2025-10-13 04:44:30.487
MJD Start
60961.1971306312
MJD End
60961.19757507564
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006597
Ambient temperature (°C)
13.13
Seeing (arcsec)
0.595
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 33.4950 33.4390 152.0000 152.1000
A0-J2 120.7760 120.6230 85.9000 85.9000
A0-J6 152.2930 152.4430 37.0000 37.0140
B5-J2 111.4770 111.4430 70.0000 69.9000
B5-J6 169.1950 169.3590 26.6630 26.7130
J2-J6 116.6710 116.5720 345.6950 345.8260
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 60961.1971306312
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 33.495
HIERARCH ESO ISS PBL12 END 33.439
HIERARCH ESO ISS PBLA12 START 152.0
HIERARCH ESO ISS PBLA12 END 152.1
HIERARCH ESO ISS PBL13 START 120.776
HIERARCH ESO ISS PBL13 END 120.623
HIERARCH ESO ISS PBLA13 START 85.9
HIERARCH ESO ISS PBLA13 END 85.9
HIERARCH ESO ISS PBL14 START 152.293
HIERARCH ESO ISS PBL14 END 152.443
HIERARCH ESO ISS PBLA14 START 37.0
HIERARCH ESO ISS PBLA14 END 37.014
HIERARCH ESO ISS PBL23 START 111.477
HIERARCH ESO ISS PBL23 END 111.443
HIERARCH ESO ISS PBLA23 START 70.0
HIERARCH ESO ISS PBLA23 END 69.9
HIERARCH ESO ISS PBL24 START 169.195
HIERARCH ESO ISS PBL24 END 169.359
HIERARCH ESO ISS PBLA24 START 26.663
HIERARCH ESO ISS PBLA24 END 26.713
HIERARCH ESO ISS PBL34 START 116.671
HIERARCH ESO ISS PBL34 END 116.572
HIERARCH ESO ISS PBLA34 START 345.695
HIERARCH ESO ISS PBLA34 END 345.826
HIERARCH ESO ISS AMBI TAU0 START 0.006391
HIERARCH ESO ISS AMBI TAU0 END 0.006803
HIERARCH ESO ISS AMBI TEMP 13.13
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.57