Iota Draconis b

Planetbox begin
name = Iota Draconis b [cite journal | url=http://www.journals.uchicago.edu/doi/abs/10.1086/504701 | author=Butler "et al." | title=Catalog of Nearby Exoplanets | journal=The Astrophysical Journal | volume=646 | pages=505 – 522 | year=2006 | doi=10.1086/504701 ( [http://xxx.lanl.gov/abs/astro-ph/0607493 web Preprint] )] Planetbox image


caption = Iota Draconis b looking towards its red giant sun Planetbox orbit
semimajor = 1.275 ± 0.074
eccentricity = 0.7124 ± 0.0039
period = 511.098 ± 0.089
period_year = 1.4
ang_dist = 40.476
long_peri = 91.58 ± 0.81
t_peri = 2,452,014.59 ± 0.30
semi-amp = 307.6 ± 2.3 Planetbox character
mass = >8.82 ± 0.72Planetbox discovery
discovery_date = 2001
discoverers = Frink et al.
discovery_method = Doppler Spectroscopy
discovery_status = Confirmed

Iota Draconis b was discovered in 2001 during a radial velocity study of K-class giant stars and was the first planet discovered orbiting a giant star. It is in an eccentric orbit, which aided its detection as giant stars have pulsations which can mimic the presence of a planet. [cite journal | url=http://www.journals.uchicago.edu/doi/full/10.1086/341629 | author=Frink "et al." | title=Discovery of a Substellar Companion to the K2 III Giant Iota Draconis | journal=The Astrophysical Journal | issue=1 | volume=576 |year=2002 | pages=478 – 484 | doi=10.1086/341629 ]

ee also

*Iota Draconis

References

External links

* [http://simbad.u-strasbg.fr/simbad/sim-id?Ident=HD%20137759b SIMBAD: HD 137759 b]
* [http://www.solstation.com/stars2/edasich.htm SolStation: Edasich/Iota Draconis]
* [http://exoplanet.eu/star.php?st=HIP+75458 The Extrasolar Planet Encyclopaedia: Notes for star HIP 75458]
* [http://www.extrasolar.net/planettour.asp?StarCatID=normal&PlanetID=189 Extrasolar Visions: Iota Draconis b]