Exposure
ID
PIONI.2025-12-10T04:16:56.274_1
Header ID
PIONI.2025-12-10T04:16:56.274
Date updated
2025-12-10 04:26:08 UTC+0000
Release date
2026-12-10 04:26:08 UTC+0000
UTC Start
2025-12-10 04:16:56.274
UTC End
2025-12-10 04:17:34.674
MJD Start
61019.1784290997
MJD End
61019.178873544144
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006058
Ambient temperature (°C)
14.69
Seeing (arcsec)
0.6
Observation
ID
72114
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
46870
Name
HD_35337
RA
80.874508
DEC
-13.92736
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 90.4190 90.4310 113.6000 113.6000
A0-J2 128.1540 128.2100 90.8000 90.9000
A0-K0 125.6530 125.7300 69.0300 69.0910
G1-J2 56.8350 56.8690 52.8000 52.9000
G1-K0 88.1820 88.2090 23.0110 23.1000
J2-K0 48.0500 48.0440 346.9970 347.0760
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 61019.1784290997
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_35337
RA 80.874508
DEC -13.92736
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.419
HIERARCH ESO ISS PBL12 END 90.431
HIERARCH ESO ISS PBLA12 START 113.6
HIERARCH ESO ISS PBLA12 END 113.6
HIERARCH ESO ISS PBL13 START 128.154
HIERARCH ESO ISS PBL13 END 128.21
HIERARCH ESO ISS PBLA13 START 90.8
HIERARCH ESO ISS PBLA13 END 90.9
HIERARCH ESO ISS PBL14 START 125.653
HIERARCH ESO ISS PBL14 END 125.73
HIERARCH ESO ISS PBLA14 START 69.03
HIERARCH ESO ISS PBLA14 END 69.091
HIERARCH ESO ISS PBL23 START 56.835
HIERARCH ESO ISS PBL23 END 56.869
HIERARCH ESO ISS PBLA23 START 52.8
HIERARCH ESO ISS PBLA23 END 52.9
HIERARCH ESO ISS PBL24 START 88.182
HIERARCH ESO ISS PBL24 END 88.209
HIERARCH ESO ISS PBLA24 START 23.011
HIERARCH ESO ISS PBLA24 END 23.1
HIERARCH ESO ISS PBL34 START 48.05
HIERARCH ESO ISS PBL34 END 48.044
HIERARCH ESO ISS PBLA34 START 346.997
HIERARCH ESO ISS PBLA34 END 347.076
HIERARCH ESO ISS AMBI TAU0 START 0.006058
HIERARCH ESO ISS AMBI TAU0 END 0.006058
HIERARCH ESO ISS AMBI TEMP 14.69
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.6