Exposure
ID
PIONI.2025-10-29T08:37:18.823_1
Header ID
PIONI.2025-10-29T08:37:18.823
Date updated
2025-10-29 08:45:35 UTC+0000
Release date
2026-10-29 08:45:35 UTC+0000
UTC Start
2025-10-29 08:37:18.824
UTC End
2025-10-29 08:38:35.624
MJD Start
60977.3592456444
MJD End
60977.36013453329
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.006078999999999999
Ambient temperature (°C)
12.79
Seeing (arcsec)
0.7549999999999999
Observation
ID
71053
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
52733
Name
HD_37017
RA
83.840004
DEC
-4.49416
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 85.0000 84.8240 117.0000 117.1000
A0-J2 125.6090 125.4140 93.7000 93.8000
A0-K0 127.3590 127.2810 73.1320 73.1490
G1-J2 58.2250 58.2280 58.5000 58.5000
G1-K0 88.5750 88.6350 31.4120 31.5040
J2-K0 45.2760 45.2670 355.6100 355.7810
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 60977.3592456444
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_37017
RA 83.840004
DEC -4.49416
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 85.0
HIERARCH ESO ISS PBL12 END 84.824
HIERARCH ESO ISS PBLA12 START 117.0
HIERARCH ESO ISS PBLA12 END 117.1
HIERARCH ESO ISS PBL13 START 125.609
HIERARCH ESO ISS PBL13 END 125.414
HIERARCH ESO ISS PBLA13 START 93.7
HIERARCH ESO ISS PBLA13 END 93.8
HIERARCH ESO ISS PBL14 START 127.359
HIERARCH ESO ISS PBL14 END 127.281
HIERARCH ESO ISS PBLA14 START 73.132
HIERARCH ESO ISS PBLA14 END 73.149
HIERARCH ESO ISS PBL23 START 58.225
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 88.575
HIERARCH ESO ISS PBL24 END 88.635
HIERARCH ESO ISS PBLA24 START 31.412
HIERARCH ESO ISS PBLA24 END 31.504
HIERARCH ESO ISS PBL34 START 45.276
HIERARCH ESO ISS PBL34 END 45.267
HIERARCH ESO ISS PBLA34 START 355.61
HIERARCH ESO ISS PBLA34 END 355.781
HIERARCH ESO ISS AMBI TAU0 START 0.005749
HIERARCH ESO ISS AMBI TAU0 END 0.006409
HIERARCH ESO ISS AMBI TEMP 12.79
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.69