Exposure
ID
PIONI.2025-12-10T04:18:37.244_1
Header ID
PIONI.2025-12-10T04:18:37.244
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 04:18:37.244
UTC End
2025-12-10 04:19:15.644
MJD Start
61019.1795977284
MJD End
61019.18004217284
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006483
Ambient temperature (°C)
14.63
Seeing (arcsec)
0.72
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 90.4430 90.4530 113.7000 113.7000
A0-J2 128.2700 128.3230 90.9000 91.0000
A0-K0 125.8130 125.8870 69.1450 69.2060
G1-J2 56.9060 56.9390 53.0000 53.0000
G1-K0 88.2380 88.2650 23.1850 23.2730
J2-K0 48.0380 48.0320 347.1490 347.2270
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 61019.1795977284
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 90.443
HIERARCH ESO ISS PBL12 END 90.453
HIERARCH ESO ISS PBLA12 START 113.7
HIERARCH ESO ISS PBLA12 END 113.7
HIERARCH ESO ISS PBL13 START 128.27
HIERARCH ESO ISS PBL13 END 128.323
HIERARCH ESO ISS PBLA13 START 90.9
HIERARCH ESO ISS PBLA13 END 91.0
HIERARCH ESO ISS PBL14 START 125.813
HIERARCH ESO ISS PBL14 END 125.887
HIERARCH ESO ISS PBLA14 START 69.145
HIERARCH ESO ISS PBLA14 END 69.206
HIERARCH ESO ISS PBL23 START 56.906
HIERARCH ESO ISS PBL23 END 56.939
HIERARCH ESO ISS PBLA23 START 53.0
HIERARCH ESO ISS PBLA23 END 53.0
HIERARCH ESO ISS PBL24 START 88.238
HIERARCH ESO ISS PBL24 END 88.265
HIERARCH ESO ISS PBLA24 START 23.185
HIERARCH ESO ISS PBLA24 END 23.273
HIERARCH ESO ISS PBL34 START 48.038
HIERARCH ESO ISS PBL34 END 48.032
HIERARCH ESO ISS PBLA34 START 347.149
HIERARCH ESO ISS PBLA34 END 347.227
HIERARCH ESO ISS AMBI TAU0 START 0.007092
HIERARCH ESO ISS AMBI TAU0 END 0.005874
HIERARCH ESO ISS AMBI TEMP 14.63
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.83