HD 63454 b

Planetbox begin
name=HD 63454 bPlanetbox star
star = HD 63454
constell = Chamaeleon
RA=RA|07|39|21.8511
DEC=DEC|–78|16|44.300
dist_ly=116.7
dist_pc=35.80
class=K4VPlanetbox orbit
semimajor=0.036
semimajor_gigameter = 5.4
periastron = 0.036
periastron_gigameter = 5.4
apastron = 0.036
apastron_gigameter = 5.4
eccentricity=0
period=2.81782±0.000095
period_year = 0.00771464
period_megasecond = 0.243460
speed = 140
ang_dist=1.006
t_peri=2,453,111.129±0.005
semi-amp=64.3Planetbox character
mass=>0.38
radius = ~1.279
density = ~241
gravity_earth = ~0.613
gravity = ~6.01
temperature = ~990Planetbox discovery
discovery_date=14 February 2005
discovery_method=Radial velocity
discovery_site=flagicon|Chile La Silla Observatory,
Chile
discoverers=Moutou, Mayor,
Bouchy et al.
discovery_status=PublishedPlanetbox catalog
names = HIP 37284 b

HD 63454 b is an extrasolar planet located approximately 117 light-years away in the constellation of Chamaeleon, orbiting the star HD 63454. It is at least 38% as massive as Jupiter and orbits the star in a very close "torch orbit", even closer than the famous 51 Pegasi b.

References

*cite journal | url=http://www.edpsciences.org/articles/aa/abs/2005/31/aa2826-05/aa2826-05.html |author=Moutou et al.|title=The HARPS search for southern extra-solar planets IV. Three close-in planets around HD 2638, HD 27894 and HD 63454 |journal = Astronomy and Astrophysics | volume=439 | year=2005 | pages=367–373|doi=10.1051/0004-6361:20052826|format=abstract

External links

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