- 91 Aquarii b
Planetbox begin
name = 91 Aquarii bPlanetbox star
star = 91 Aquarii A
constell = Aquarius
RA = RA|23|15|53.5
DEC = DEC|−9|05|16
dist_ly = 148
dist_pc = 46
class = K0IIIPlanetbox orbit
semimajor = 0.324
eccentricity = 0.003
period = 181.84
ang_dist = 7.129
long_peri = 129.57
t_peri = 2,454,478.1
semi-amp = 97.3Planetbox character
mass = >2.942
radius=
density=
gravity=
temperature=1212 Planetbox discovery
discovery_date =16 November 2003
discoverers = Mitchell et al.
discovery_method =Radial velocity
discovery_site = flag|United States
discovery_status = Published Planetbox catalog
names=Psi1 Aquarii b, HD 219449 bPlanetbox reference
star=HD+219449
planet=b91 Aquarii b, also known as Psi1 Aquarii b, is an
extrasolar planet orbiting in the91 Aquarii system approximately 148light-years away in theconstellation of Aquarius. 91 Aquarii b is ahot Jupiter with mass nearly three times that ofJupiter . It orbits at the average distance of 48.5 Gm from its star, which is closer than Mercury is to theSun (57.9 Gm). The planet takes half a year to revolve around the star in a very circular orbit (e=0.003).See also
*
HD 59686 b
*Iota Draconis b References
*
External links
* [http://exoplanet.eu/star.php?st=HD+219449 The Extrasolar Planets Encyclopaedia: HD 219449]
* [http://www.extrasolar.net/planettour.asp?StarCatID=normal&PlanetID=259 Extrasolar Visions: 91 Aquarii b]
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