Exposure
ID
PIONI.2025-10-15T04:56:03.497_1
Header ID
PIONI.2025-10-15T04:56:03.497
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 04:56:03.497
UTC End
2025-10-15 04:57:45.897
MJD Start
60963.2055960312
MJD End
60963.20678121639
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.005835999999999999
Ambient temperature (°C)
12.36
Seeing (arcsec)
0.6599999999999999
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 32.1580 32.0380 155.2000 155.5000
A0-J2 116.5330 116.0940 84.2000 84.1000
A0-J6 155.8740 156.1910 37.2300 37.2440
B5-J2 110.3030 110.1590 68.2000 68.1000
B5-J6 173.2850 173.6630 27.7920 27.8890
J2-J6 114.4470 114.2670 349.0980 349.4340
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 60963.2055960312
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 32.158
HIERARCH ESO ISS PBL12 END 32.038
HIERARCH ESO ISS PBLA12 START 155.2
HIERARCH ESO ISS PBLA12 END 155.5
HIERARCH ESO ISS PBL13 START 116.533
HIERARCH ESO ISS PBL13 END 116.094
HIERARCH ESO ISS PBLA13 START 84.2
HIERARCH ESO ISS PBLA13 END 84.1
HIERARCH ESO ISS PBL14 START 155.874
HIERARCH ESO ISS PBL14 END 156.191
HIERARCH ESO ISS PBLA14 START 37.23
HIERARCH ESO ISS PBLA14 END 37.244
HIERARCH ESO ISS PBL23 START 110.303
HIERARCH ESO ISS PBL23 END 110.159
HIERARCH ESO ISS PBLA23 START 68.2
HIERARCH ESO ISS PBLA23 END 68.1
HIERARCH ESO ISS PBL24 START 173.285
HIERARCH ESO ISS PBL24 END 173.663
HIERARCH ESO ISS PBLA24 START 27.792
HIERARCH ESO ISS PBLA24 END 27.889
HIERARCH ESO ISS PBL34 START 114.447
HIERARCH ESO ISS PBL34 END 114.267
HIERARCH ESO ISS PBLA34 START 349.098
HIERARCH ESO ISS PBLA34 END 349.434
HIERARCH ESO ISS AMBI TAU0 START 0.005774
HIERARCH ESO ISS AMBI TAU0 END 0.005898
HIERARCH ESO ISS AMBI TEMP 12.36
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.6