Exposure
ID
PIONI.2025-02-28T06:33:45.741_1
Header ID
PIONI.2025-02-28T06:33:45.741
Date updated
2025-02-28 06:40:50 UTC+0000
Release date
2025-02-28 06:33:45 UTC+0000
UTC Start
2025-02-28 06:33:45.741
UTC End
2025-02-28 06:34:24.141
MJD Start
60734.2734460752
MJD End
60734.273890519646
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007766
Ambient temperature (°C)
14.31
Seeing (arcsec)
0.73
Observation
ID
64870
Category
calibrator
Program ID
114.27FM.001
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
48309
Name
HD_149744
RA
249.756335
DEC
-48.74727
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 56.8460 56.9940 63.2000 63.4000
A0-J2 101.5830 101.6930 35.7000 36.0000
A0-K0 118.5880 118.6240 18.5870 18.7930
G1-J2 57.4550 57.4580 8.6000 8.8000
G1-K0 87.6920 87.7000 351.5330 351.6530
J2-K0 36.8470 36.8900 324.3130 324.3730
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27FM.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60734.2734460752
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_149744
RA 249.756335
DEC -48.74727
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 56.846
HIERARCH ESO ISS PBL12 END 56.994
HIERARCH ESO ISS PBLA12 START 63.2
HIERARCH ESO ISS PBLA12 END 63.4
HIERARCH ESO ISS PBL13 START 101.583
HIERARCH ESO ISS PBL13 END 101.693
HIERARCH ESO ISS PBLA13 START 35.7
HIERARCH ESO ISS PBLA13 END 36.0
HIERARCH ESO ISS PBL14 START 118.588
HIERARCH ESO ISS PBL14 END 118.624
HIERARCH ESO ISS PBLA14 START 18.587
HIERARCH ESO ISS PBLA14 END 18.793
HIERARCH ESO ISS PBL23 START 57.455
HIERARCH ESO ISS PBL23 END 57.458
HIERARCH ESO ISS PBLA23 START 8.6
HIERARCH ESO ISS PBLA23 END 8.8
HIERARCH ESO ISS PBL24 START 87.692
HIERARCH ESO ISS PBL24 END 87.7
HIERARCH ESO ISS PBLA24 START 351.533
HIERARCH ESO ISS PBLA24 END 351.653
HIERARCH ESO ISS PBL34 START 36.847
HIERARCH ESO ISS PBL34 END 36.89
HIERARCH ESO ISS PBLA34 START 324.313
HIERARCH ESO ISS PBLA34 END 324.373
HIERARCH ESO ISS AMBI TAU0 START 0.007567
HIERARCH ESO ISS AMBI TAU0 END 0.007965
HIERARCH ESO ISS AMBI TEMP 14.31
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.69