Astrophysics (Index)About

HD 189733 b

(hot Jupiter orbiting an orange dwarf)

HD 189733 b is a hot Jupiter about 65 light-years' distant, orbiting a K-type star (i.e., orange dwarf, HD 189733 A), which is the larger star of a binary system, the other star, a red dwarf (HD 189733 B). The planet was discovered in 2005 by the radial velocity method with the ELODIE spectrograph on the OHP 1.93 m telescope, with transits discovered soon afterward. Planet characteristics:


(exoplanet,transit method,gas giant)
Further reading:
https://en.wikipedia.org/wiki/HD_189733_b
https://en.wikipedia.org/wiki/HD_189733
https://en.wikipedia.org/wiki/ELODIE_spectrograph
https://ui.adsabs.harvard.edu/abs/2005A%26A...444L..15B/abstract
https://ui.adsabs.harvard.edu/abs/2006ApJ...650.1160B/abstract
https://ui.adsabs.harvard.edu/abs/2012ApJ...754...22K/abstract
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+189733+b
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+189733
RedshiftParsecs
/Distance
Lightyears
/Lookback Years
  
~019.8pc64.5lyHD 189733 b
Coordinates:HD 189733 b
J200043.71294+224239.0732

Index