Exposure
ID
PIONI.2025-10-28T05:21:30.811_1
Header ID
PIONI.2025-10-28T05:21:30.811
Date updated
2025-10-28 05:26:07 UTC+0000
Release date
2026-10-28 05:26:06 UTC+0000
UTC Start
2025-10-28 05:21:30.811
UTC End
2025-10-28 05:22:22.011
MJD Start
60976.223273274
MJD End
60976.223865866596
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.005459
Ambient temperature (°C)
10.41
Seeing (arcsec)
0.67
Observation
ID
71031
Category
science
Program ID
116.292S.002
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / LE BOUQUIN / FROST / BORDIER
Target
ID
45363
Name
53 Psc
RA
9.196002
DEC
15.23166
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 57.7040 57.4200 108.5000 108.5000
A0-J2 102.3600 102.0250 81.2000 81.1000
A0-K0 118.9230 118.7400 63.9580 63.8470
G1-J2 57.5030 57.4710 53.8000 53.7000
G1-K0 87.6580 87.7150 36.4730 36.4560
J2-K0 36.9880 37.0090 8.8470 8.9860
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60976.223273274
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 53 Psc
RA 9.196002
DEC 15.23166
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 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 57.704
HIERARCH ESO ISS PBL12 END 57.42
HIERARCH ESO ISS PBLA12 START 108.5
HIERARCH ESO ISS PBLA12 END 108.5
HIERARCH ESO ISS PBL13 START 102.36
HIERARCH ESO ISS PBL13 END 102.025
HIERARCH ESO ISS PBLA13 START 81.2
HIERARCH ESO ISS PBLA13 END 81.1
HIERARCH ESO ISS PBL14 START 118.923
HIERARCH ESO ISS PBL14 END 118.74
HIERARCH ESO ISS PBLA14 START 63.958
HIERARCH ESO ISS PBLA14 END 63.847
HIERARCH ESO ISS PBL23 START 57.503
HIERARCH ESO ISS PBL23 END 57.471
HIERARCH ESO ISS PBLA23 START 53.8
HIERARCH ESO ISS PBLA23 END 53.7
HIERARCH ESO ISS PBL24 START 87.658
HIERARCH ESO ISS PBL24 END 87.715
HIERARCH ESO ISS PBLA24 START 36.473
HIERARCH ESO ISS PBLA24 END 36.456
HIERARCH ESO ISS PBL34 START 36.988
HIERARCH ESO ISS PBL34 END 37.009
HIERARCH ESO ISS PBLA34 START 8.847
HIERARCH ESO ISS PBLA34 END 8.986
HIERARCH ESO ISS AMBI TAU0 START 0.005459
HIERARCH ESO ISS AMBI TAU0 END 0.005459
HIERARCH ESO ISS AMBI TEMP 10.41
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67