Exposure
ID
PIONI.2025-11-01T03:55:19.474_1
Header ID
PIONI.2025-11-01T03:55:19.474
Date updated
2025-11-01 04:00:50 UTC+0000
Release date
2026-11-01 04:00:50 UTC+0000
UTC Start
2025-11-01 03:55:19.474
UTC End
2025-11-01 03:55:57.874
MJD Start
60980.1634198404
MJD End
60980.16386428484
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005843
Ambient temperature (°C)
11.33
Seeing (arcsec)
0.43
Observation
ID
71028
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
52711
Name
HD483
RA
2.329863
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 68.1220 67.9310 106.1000 106.1000
A0-J2 115.0810 114.8860 83.7000 83.6000
A0-K0 125.4960 125.4190 67.6710 67.5950
G1-J2 58.2240 58.2260 57.2000 57.1000
G1-K0 83.6510 83.7200 37.2490 37.2510
J2-K0 35.0780 35.0830 2.7710 2.8940
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 60980.1634198404
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD483
RA 2.329863
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 68.122
HIERARCH ESO ISS PBL12 END 67.931
HIERARCH ESO ISS PBLA12 START 106.1
HIERARCH ESO ISS PBLA12 END 106.1
HIERARCH ESO ISS PBL13 START 115.081
HIERARCH ESO ISS PBL13 END 114.886
HIERARCH ESO ISS PBLA13 START 83.7
HIERARCH ESO ISS PBLA13 END 83.6
HIERARCH ESO ISS PBL14 START 125.496
HIERARCH ESO ISS PBL14 END 125.419
HIERARCH ESO ISS PBLA14 START 67.671
HIERARCH ESO ISS PBLA14 END 67.595
HIERARCH ESO ISS PBL23 START 58.224
HIERARCH ESO ISS PBL23 END 58.226
HIERARCH ESO ISS PBLA23 START 57.2
HIERARCH ESO ISS PBLA23 END 57.1
HIERARCH ESO ISS PBL24 START 83.651
HIERARCH ESO ISS PBL24 END 83.72
HIERARCH ESO ISS PBLA24 START 37.249
HIERARCH ESO ISS PBLA24 END 37.251
HIERARCH ESO ISS PBL34 START 35.078
HIERARCH ESO ISS PBL34 END 35.083
HIERARCH ESO ISS PBLA34 START 2.771
HIERARCH ESO ISS PBLA34 END 2.894
HIERARCH ESO ISS AMBI TAU0 START 0.005843
HIERARCH ESO ISS AMBI TAU0 END 0.005843
HIERARCH ESO ISS AMBI TEMP 11.33
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43