Exposure
ID
PIONI.2025-02-24T09:00:08.326_1
Header ID
PIONI.2025-02-24T09:00:08.326
Date updated
2025-02-24 09:10:38 UTC+0000
Release date
2026-02-24 09:10:38 UTC+0000
UTC Start
2025-02-24 09:00:08.326
UTC End
2025-02-24 09:01:25.126
MJD Start
60730.3750963635
MJD End
60730.375985252394
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.014645
Ambient temperature (°C)
14.52
Seeing (arcsec)
0.57
Observation
ID
64833
Category
science
Program ID
114.27FM.002
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / FROST / TOONEN / BORDIER / LE BOUQUIN / SHENAR
Target
ID
48278
Name
HD_152246
RA
253.520592
DEC
-41.07949
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 76.4260 76.6530 94.2000 94.4000
A0-J2 115.6460 115.8980 68.3000 68.6000
A0-K0 122.2380 122.3690 47.0330 47.3260
G1-J2 57.4970 57.5210 32.9000 33.2000
G1-K0 89.8640 89.8560 8.4660 8.6710
J2-K0 44.4470 44.4850 336.0720 336.1990
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27FM.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60730.3750963635
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_152246
RA 253.520592
DEC -41.07949
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 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 76.426
HIERARCH ESO ISS PBL12 END 76.653
HIERARCH ESO ISS PBLA12 START 94.2
HIERARCH ESO ISS PBLA12 END 94.4
HIERARCH ESO ISS PBL13 START 115.646
HIERARCH ESO ISS PBL13 END 115.898
HIERARCH ESO ISS PBLA13 START 68.3
HIERARCH ESO ISS PBLA13 END 68.6
HIERARCH ESO ISS PBL14 START 122.238
HIERARCH ESO ISS PBL14 END 122.369
HIERARCH ESO ISS PBLA14 START 47.033
HIERARCH ESO ISS PBLA14 END 47.326
HIERARCH ESO ISS PBL23 START 57.497
HIERARCH ESO ISS PBL23 END 57.521
HIERARCH ESO ISS PBLA23 START 32.9
HIERARCH ESO ISS PBLA23 END 33.2
HIERARCH ESO ISS PBL24 START 89.864
HIERARCH ESO ISS PBL24 END 89.856
HIERARCH ESO ISS PBLA24 START 8.466
HIERARCH ESO ISS PBLA24 END 8.671
HIERARCH ESO ISS PBL34 START 44.447
HIERARCH ESO ISS PBL34 END 44.485
HIERARCH ESO ISS PBLA34 START 336.072
HIERARCH ESO ISS PBLA34 END 336.199
HIERARCH ESO ISS AMBI TAU0 START 0.014645
HIERARCH ESO ISS AMBI TAU0 END 0.014645
HIERARCH ESO ISS AMBI TEMP 14.52
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.57