Exposure
ID
PIONI.2025-11-01T03:53:38.356_1
Header ID
PIONI.2025-11-01T03:53:38.356
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 03:53:38.356
UTC End
2025-11-01 03:54:16.756
MJD Start
60980.1622494911
MJD End
60980.16269393554
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004092
Ambient temperature (°C)
11.38
Seeing (arcsec)
0.48
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 68.5220 68.3320 106.1000 106.1000
A0-J2 115.4890 115.2960 83.8000 83.8000
A0-K0 125.6570 125.5810 67.8260 67.7510
G1-J2 58.2180 58.2210 57.3000 57.3000
G1-K0 83.5040 83.5740 37.2420 37.2450
J2-K0 35.0670 35.0720 2.5110 2.6340
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 60980.1622494911
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 68.522
HIERARCH ESO ISS PBL12 END 68.332
HIERARCH ESO ISS PBLA12 START 106.1
HIERARCH ESO ISS PBLA12 END 106.1
HIERARCH ESO ISS PBL13 START 115.489
HIERARCH ESO ISS PBL13 END 115.296
HIERARCH ESO ISS PBLA13 START 83.8
HIERARCH ESO ISS PBLA13 END 83.8
HIERARCH ESO ISS PBL14 START 125.657
HIERARCH ESO ISS PBL14 END 125.581
HIERARCH ESO ISS PBLA14 START 67.826
HIERARCH ESO ISS PBLA14 END 67.751
HIERARCH ESO ISS PBL23 START 58.218
HIERARCH ESO ISS PBL23 END 58.221
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 83.504
HIERARCH ESO ISS PBL24 END 83.574
HIERARCH ESO ISS PBLA24 START 37.242
HIERARCH ESO ISS PBLA24 END 37.245
HIERARCH ESO ISS PBL34 START 35.067
HIERARCH ESO ISS PBL34 END 35.072
HIERARCH ESO ISS PBLA34 START 2.511
HIERARCH ESO ISS PBLA34 END 2.634
HIERARCH ESO ISS AMBI TAU0 START 0.004092
HIERARCH ESO ISS AMBI TAU0 END 0.004092
HIERARCH ESO ISS AMBI TEMP 11.38
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48