Exposure
ID
PIONI.2025-10-28T05:20:28.015_1
Header ID
PIONI.2025-10-28T05:20:28.015
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 05:20:28.015
UTC End
2025-10-28 05:21:19.215
MJD Start
60976.2225464727
MJD End
60976.223139065296
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.005915500000000001
Ambient temperature (°C)
10.41
Seeing (arcsec)
0.635
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 57.9960 57.7130 108.4000 108.5000
A0-J2 102.7040 102.3710 81.3000 81.2000
A0-K0 119.1100 118.9290 64.0720 63.9620
G1-J2 57.5360 57.5040 53.9000 53.8000
G1-K0 87.5990 87.6560 36.4900 36.4730
J2-K0 36.9660 36.9870 8.7020 8.8420
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 60976.2225464727
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 57.996
HIERARCH ESO ISS PBL12 END 57.713
HIERARCH ESO ISS PBLA12 START 108.4
HIERARCH ESO ISS PBLA12 END 108.5
HIERARCH ESO ISS PBL13 START 102.704
HIERARCH ESO ISS PBL13 END 102.371
HIERARCH ESO ISS PBLA13 START 81.3
HIERARCH ESO ISS PBLA13 END 81.2
HIERARCH ESO ISS PBL14 START 119.11
HIERARCH ESO ISS PBL14 END 118.929
HIERARCH ESO ISS PBLA14 START 64.072
HIERARCH ESO ISS PBLA14 END 63.962
HIERARCH ESO ISS PBL23 START 57.536
HIERARCH ESO ISS PBL23 END 57.504
HIERARCH ESO ISS PBLA23 START 53.9
HIERARCH ESO ISS PBLA23 END 53.8
HIERARCH ESO ISS PBL24 START 87.599
HIERARCH ESO ISS PBL24 END 87.656
HIERARCH ESO ISS PBLA24 START 36.49
HIERARCH ESO ISS PBLA24 END 36.473
HIERARCH ESO ISS PBL34 START 36.966
HIERARCH ESO ISS PBL34 END 36.987
HIERARCH ESO ISS PBLA34 START 8.702
HIERARCH ESO ISS PBLA34 END 8.842
HIERARCH ESO ISS AMBI TAU0 START 0.006372
HIERARCH ESO ISS AMBI TAU0 END 0.005459
HIERARCH ESO ISS AMBI TEMP 10.41
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.67