Exposure
ID
PIONI.2025-12-10T04:16:05.657_1
Header ID
PIONI.2025-12-10T04:16:05.657
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 04:16:05.657
UTC End
2025-12-10 04:16:44.057
MJD Start
61019.1778432471
MJD End
61019.17828769154
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006386
Ambient temperature (°C)
14.66
Seeing (arcsec)
0.5800000000000001
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 90.4050 90.4180 113.5000 113.6000
A0-J2 128.0930 128.1520 90.8000 90.8000
A0-K0 125.5710 125.6500 68.9510 69.0270
G1-J2 56.7980 56.8330 52.7000 52.8000
G1-K0 88.1530 88.1800 22.9020 23.0070
J2-K0 48.0560 48.0500 346.9010 346.9940
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 61019.1778432471
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 90.405
HIERARCH ESO ISS PBL12 END 90.418
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.6
HIERARCH ESO ISS PBL13 START 128.093
HIERARCH ESO ISS PBL13 END 128.152
HIERARCH ESO ISS PBLA13 START 90.8
HIERARCH ESO ISS PBLA13 END 90.8
HIERARCH ESO ISS PBL14 START 125.571
HIERARCH ESO ISS PBL14 END 125.65
HIERARCH ESO ISS PBLA14 START 68.951
HIERARCH ESO ISS PBLA14 END 69.027
HIERARCH ESO ISS PBL23 START 56.798
HIERARCH ESO ISS PBL23 END 56.833
HIERARCH ESO ISS PBLA23 START 52.7
HIERARCH ESO ISS PBLA23 END 52.8
HIERARCH ESO ISS PBL24 START 88.153
HIERARCH ESO ISS PBL24 END 88.18
HIERARCH ESO ISS PBLA24 START 22.902
HIERARCH ESO ISS PBLA24 END 23.007
HIERARCH ESO ISS PBL34 START 48.056
HIERARCH ESO ISS PBL34 END 48.05
HIERARCH ESO ISS PBLA34 START 346.901
HIERARCH ESO ISS PBLA34 END 346.994
HIERARCH ESO ISS AMBI TAU0 START 0.006714
HIERARCH ESO ISS AMBI TAU0 END 0.006058
HIERARCH ESO ISS AMBI TEMP 14.66
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.6