Exposure
ID
PIONI.2025-12-03T03:34:22.954_1
Header ID
PIONI.2025-12-03T03:34:22.954
Date updated
2025-12-03 03:41:09 UTC+0000
Release date
2026-12-03 03:41:08 UTC+0000
UTC Start
2025-12-03 03:34:22.954
UTC End
2025-12-03 03:34:48.554
MJD Start
61012.1488767792
MJD End
61012.1491730755
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005409
Ambient temperature (°C)
13.98
Seeing (arcsec)
0.58
Observation
ID
71953
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
53418
Name
HD_30836
RA
72.800387
DEC
5.60511
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 90.3460 90.3580 114.0000 114.0000
A0-J2 124.1090 124.2030 94.3000 94.3000
A0-K0 114.6680 114.8110 73.5910 73.5970
G1-J2 49.5290 49.5950 56.4000 56.4000
G1-K0 74.4550 74.5050 21.6600 21.7410
J2-K0 43.9800 43.9630 341.7670 341.8200
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 61012.1488767792
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_30836
RA 72.800387
DEC 5.60511
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 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.346
HIERARCH ESO ISS PBL12 END 90.358
HIERARCH ESO ISS PBLA12 START 114.0
HIERARCH ESO ISS PBLA12 END 114.0
HIERARCH ESO ISS PBL13 START 124.109
HIERARCH ESO ISS PBL13 END 124.203
HIERARCH ESO ISS PBLA13 START 94.3
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 114.668
HIERARCH ESO ISS PBL14 END 114.811
HIERARCH ESO ISS PBLA14 START 73.591
HIERARCH ESO ISS PBLA14 END 73.597
HIERARCH ESO ISS PBL23 START 49.529
HIERARCH ESO ISS PBL23 END 49.595
HIERARCH ESO ISS PBLA23 START 56.4
HIERARCH ESO ISS PBLA23 END 56.4
HIERARCH ESO ISS PBL24 START 74.455
HIERARCH ESO ISS PBL24 END 74.505
HIERARCH ESO ISS PBLA24 START 21.66
HIERARCH ESO ISS PBLA24 END 21.741
HIERARCH ESO ISS PBL34 START 43.98
HIERARCH ESO ISS PBL34 END 43.963
HIERARCH ESO ISS PBLA34 START 341.767
HIERARCH ESO ISS PBLA34 END 341.82
HIERARCH ESO ISS AMBI TAU0 START 0.005142
HIERARCH ESO ISS AMBI TAU0 END 0.005676
HIERARCH ESO ISS AMBI TEMP 13.98
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.57