Exposure
ID
PIONI.2025-12-03T03:33:45.017_1
Header ID
PIONI.2025-12-03T03:33:45.017
Date updated
2025-12-03 03:41:09 UTC+0000
Release date
2026-12-03 03:41:08 UTC+0000
UTC Start
2025-12-03 03:33:45.018
UTC End
2025-12-03 03:34:10.618
MJD Start
61012.148437704
MJD End
61012.1487340003
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005142
Ambient temperature (°C)
13.98
Seeing (arcsec)
0.59
Observation
ID
71953
Category
science
Program ID
116.292S.001
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
53418
Name
HD_30836
RA
72.800387
DEC
5.60511
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 90.3320 90.3450 114.1000 114.0000
A0-J2 124.0100 124.1040 94.4000 94.3000
A0-K0 114.5180 114.6610 73.5840 73.5900
G1-J2 49.4580 49.5250 56.3000 56.4000
G1-K0 74.4030 74.4520 21.5740 21.6550
J2-K0 43.9970 43.9800 341.7120 341.7640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 61012.148437704
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_30836
RA 72.800387
DEC 5.60511
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 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.332
HIERARCH ESO ISS PBL12 END 90.345
HIERARCH ESO ISS PBLA12 START 114.1
HIERARCH ESO ISS PBLA12 END 114.0
HIERARCH ESO ISS PBL13 START 124.01
HIERARCH ESO ISS PBL13 END 124.104
HIERARCH ESO ISS PBLA13 START 94.4
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 114.518
HIERARCH ESO ISS PBL14 END 114.661
HIERARCH ESO ISS PBLA14 START 73.584
HIERARCH ESO ISS PBLA14 END 73.59
HIERARCH ESO ISS PBL23 START 49.458
HIERARCH ESO ISS PBL23 END 49.525
HIERARCH ESO ISS PBLA23 START 56.3
HIERARCH ESO ISS PBLA23 END 56.4
HIERARCH ESO ISS PBL24 START 74.403
HIERARCH ESO ISS PBL24 END 74.452
HIERARCH ESO ISS PBLA24 START 21.574
HIERARCH ESO ISS PBLA24 END 21.655
HIERARCH ESO ISS PBL34 START 43.997
HIERARCH ESO ISS PBL34 END 43.98
HIERARCH ESO ISS PBLA34 START 341.712
HIERARCH ESO ISS PBLA34 END 341.764
HIERARCH ESO ISS AMBI TAU0 START 0.005142
HIERARCH ESO ISS AMBI TAU0 END 0.005142
HIERARCH ESO ISS AMBI TEMP 13.98
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.59