Exposure
ID
PIONI.2025-12-10T04:17:46.824_1
Header ID
PIONI.2025-12-10T04:17:46.824
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 04:17:46.825
UTC End
2025-12-10 04:18:25.225
MJD Start
61019.1790141743
MJD End
61019.17945861874
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006575
Ambient temperature (°C)
14.66
Seeing (arcsec)
0.605
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 90.4310 90.4430 113.6000 113.7000
A0-J2 128.2120 128.2680 90.9000 90.9000
A0-K0 125.7330 125.8100 69.0940 69.1430
G1-J2 56.8700 56.9040 52.9000 53.0000
G1-K0 88.2100 88.2370 23.1040 23.1810
J2-K0 48.0440 48.0380 347.0790 347.1460
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 61019.1790141743
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 90.431
HIERARCH ESO ISS PBL12 END 90.443
HIERARCH ESO ISS PBLA12 START 113.6
HIERARCH ESO ISS PBLA12 END 113.7
HIERARCH ESO ISS PBL13 START 128.212
HIERARCH ESO ISS PBL13 END 128.268
HIERARCH ESO ISS PBLA13 START 90.9
HIERARCH ESO ISS PBLA13 END 90.9
HIERARCH ESO ISS PBL14 START 125.733
HIERARCH ESO ISS PBL14 END 125.81
HIERARCH ESO ISS PBLA14 START 69.094
HIERARCH ESO ISS PBLA14 END 69.143
HIERARCH ESO ISS PBL23 START 56.87
HIERARCH ESO ISS PBL23 END 56.904
HIERARCH ESO ISS PBLA23 START 52.9
HIERARCH ESO ISS PBLA23 END 53.0
HIERARCH ESO ISS PBL24 START 88.21
HIERARCH ESO ISS PBL24 END 88.237
HIERARCH ESO ISS PBLA24 START 23.104
HIERARCH ESO ISS PBLA24 END 23.181
HIERARCH ESO ISS PBL34 START 48.044
HIERARCH ESO ISS PBL34 END 48.038
HIERARCH ESO ISS PBLA34 START 347.079
HIERARCH ESO ISS PBLA34 END 347.146
HIERARCH ESO ISS AMBI TAU0 START 0.006058
HIERARCH ESO ISS AMBI TAU0 END 0.007092
HIERARCH ESO ISS AMBI TEMP 14.66
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.61