Exposure
ID
PIONI.2025-03-21T07:03:51.744_1
Header ID
PIONI.2025-03-21T07:03:51.744
Date updated
2025-03-21 07:10:39 UTC+0000
Release date
2026-03-21 07:10:39 UTC+0000
UTC Start
2025-03-21 07:03:51.744
UTC End
2025-03-21 07:04:42.944
MJD Start
60755.2943488946
MJD End
60755.29494148719
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.005033
Ambient temperature (°C)
15.48
Seeing (arcsec)
0.48
Observation
ID
64904
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
48334
Name
HD_152623
RA
254.061145
DEC
-40.65995
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 73.0510 73.2300 91.3000 91.4000
A0-J2 111.7200 111.9180 64.4000 64.6000
A0-K0 120.0900 120.1920 42.9060 43.1240
G1-J2 57.0760 57.0950 29.1000 29.3000
G1-K0 90.0160 90.0130 5.5660 5.7130
J2-K0 44.0160 44.0460 334.4300 334.5140
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 60755.2943488946
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_152623
RA 254.061145
DEC -40.65995
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 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 73.051
HIERARCH ESO ISS PBL12 END 73.23
HIERARCH ESO ISS PBLA12 START 91.3
HIERARCH ESO ISS PBLA12 END 91.4
HIERARCH ESO ISS PBL13 START 111.72
HIERARCH ESO ISS PBL13 END 111.918
HIERARCH ESO ISS PBLA13 START 64.4
HIERARCH ESO ISS PBLA13 END 64.6
HIERARCH ESO ISS PBL14 START 120.09
HIERARCH ESO ISS PBL14 END 120.192
HIERARCH ESO ISS PBLA14 START 42.906
HIERARCH ESO ISS PBLA14 END 43.124
HIERARCH ESO ISS PBL23 START 57.076
HIERARCH ESO ISS PBL23 END 57.095
HIERARCH ESO ISS PBLA23 START 29.1
HIERARCH ESO ISS PBLA23 END 29.3
HIERARCH ESO ISS PBL24 START 90.016
HIERARCH ESO ISS PBL24 END 90.013
HIERARCH ESO ISS PBLA24 START 5.566
HIERARCH ESO ISS PBLA24 END 5.713
HIERARCH ESO ISS PBL34 START 44.016
HIERARCH ESO ISS PBL34 END 44.046
HIERARCH ESO ISS PBLA34 START 334.43
HIERARCH ESO ISS PBLA34 END 334.514
HIERARCH ESO ISS AMBI TAU0 START 0.00413
HIERARCH ESO ISS AMBI TAU0 END 0.005936
HIERARCH ESO ISS AMBI TEMP 15.48
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48