Exposure
ID
PIONI.2025-10-29T00:54:18.721_1
Header ID
PIONI.2025-10-29T00:54:18.721
Date updated
2025-10-29 01:01:45 UTC+0000
Release date
2025-10-29 00:54:18 UTC+0000
UTC Start
2025-10-29 00:54:18.721
UTC End
2025-10-29 00:55:35.521
MJD Start
60977.0377166793
MJD End
60977.03860556819
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.008575
Ambient temperature (°C)
14.62
Seeing (arcsec)
0.5
Observation
ID
71022
Category
calibrator
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
45428
Name
HD_192971
RA
304.421985
DEC
5.00818
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 63.8060 63.4490 118.6000 118.7000
A0-J2 102.8200 102.3230 89.4000 89.3000
A0-K0 116.2120 115.8960 68.4230 68.3290
G1-J2 56.4950 56.4210 55.9000 55.8000
G1-K0 89.8630 89.9010 35.3810 35.3830
J2-K0 41.9210 41.9410 7.1940 7.3730
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60977.0377166793
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_192971
RA 304.421985
DEC 5.00818
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 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 63.806
HIERARCH ESO ISS PBL12 END 63.449
HIERARCH ESO ISS PBLA12 START 118.6
HIERARCH ESO ISS PBLA12 END 118.7
HIERARCH ESO ISS PBL13 START 102.82
HIERARCH ESO ISS PBL13 END 102.323
HIERARCH ESO ISS PBLA13 START 89.4
HIERARCH ESO ISS PBLA13 END 89.3
HIERARCH ESO ISS PBL14 START 116.212
HIERARCH ESO ISS PBL14 END 115.896
HIERARCH ESO ISS PBLA14 START 68.423
HIERARCH ESO ISS PBLA14 END 68.329
HIERARCH ESO ISS PBL23 START 56.495
HIERARCH ESO ISS PBL23 END 56.421
HIERARCH ESO ISS PBLA23 START 55.9
HIERARCH ESO ISS PBLA23 END 55.8
HIERARCH ESO ISS PBL24 START 89.863
HIERARCH ESO ISS PBL24 END 89.901
HIERARCH ESO ISS PBLA24 START 35.381
HIERARCH ESO ISS PBLA24 END 35.383
HIERARCH ESO ISS PBL34 START 41.921
HIERARCH ESO ISS PBL34 END 41.941
HIERARCH ESO ISS PBLA34 START 7.194
HIERARCH ESO ISS PBLA34 END 7.373
HIERARCH ESO ISS AMBI TAU0 START 0.008328
HIERARCH ESO ISS AMBI TAU0 END 0.008822
HIERARCH ESO ISS AMBI TEMP 14.62
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.53