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WASP-6b

Coordinates: Sky map 23h 12m 37.75s, −22° 40′ 6.1″
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WASP-6b
Size comparison of WASP-6b with Jupiter.
Discovery
Discovered byCameron et al. (SuperWASP)
Discovery siteSAAO
Discovery dateApril 1, 2008
Transit
Orbital characteristics
Apastron0.0444 AU (6,640,000 km)
Periastron0.0398 AU (5,950,000 km)
0.0421+0.0008
−0.00013
AU
Eccentricity0.054+0.018
−0.015
3.361006+2.2e-6
−3.5e-6
d
Inclination88.47+0.65
−0.47
1.7+0.18
−0.22
StarWASP-6
Physical characteristics
1.224+0.051
−0.052
RJ
Mass0.503+0.019
−0.038
MJ
Mean density
364 kg/m3 (614 lb/cu yd)
0.886 g
Temperature1293

WASP-6b is an extrasolar planet approximately 600 light years away in the constellation Aquarius. It was discovered in 2008, by the WASP survey, by astronomical transit across its parent star WASP-6. This planet orbits only 4% that of Earth-Sun distance. The planet has mass half that of Jupiter, but its insolation has forced a thermal expansion of its radius over that of Jupiter.[1]

Comparison of "hot Jupiter" exoplanets (artist concept).

From top left to lower right: WASP-12b, WASP-6b, WASP-31b, WASP-39b, HD 189733b, HAT-P-12b, WASP-17b, WASP-19b, HAT-P-1b and HD 209458b.

See also

References

  1. ^ Gillon; Anderson, D. R.; Triaud, A. H. M. J.; Hellier, C.; Maxted, P. F. L.; Pollaco, D.; Queloz, D.; Smalley, B.; et al. (2009). "Discovery and characterization of WASP-6b, an inflated sub-Jupiter mass planet transiting a solar-type star". Astronomy and Astrophysics. 501 (2): 785–792. arXiv:0901.4705. Bibcode:2009A&A...501..785G. doi:10.1051/0004-6361/200911749.

Media related to WASP-6b at Wikimedia Commons