WASP-22b

WASP-22b / Koyopa'
A comparison between the sizes of WASP-22b (right) and Jupiter
Discovery
Discovered byMaxted, et al.
Discovery siteSouth African Astronomical Observatory
Discovery datePublished December 2010
Transit photometry
Orbital characteristics
Epoch J2000
0.04698 (± 0.00037) AU
Eccentricity0.0
3.5327313 (± 5.8e-06) d
Inclination88.26 (± 0.91)
StarWASP-22
Physical characteristics
1.199 RJ
Mass0.617 MJ
Temperature1298 K

WASP-22b, also named Koyopa', is an extrasolar planet orbiting the Sun-like star WASP-22 320 parsecs (1,000 ly) in the constellation Eridanus.[1][2] This hot Jupiter has an orbit of 3.53 days and a mass of 0.617 MJ and was detected by transit via SuperWASP. The system is a hierarchical triple system.[3]

  1. ^ Cite error: The named reference Gaia2016 was invoked but never defined (see the help page).
  2. ^ "CONFIRMED PLANET OVERVIEW PAGE". Nasa Exoplanet Archive. Retrieved 2016-04-26.
  3. ^ Maxted, P. F. L.; Anderson, D. R.; Gillon, M.; Hellier, C.; Queloz, D.; Smalley, B.; Triaud, A. H. M. J.; West, R. G.; Wilson, D. M. (2010-01-01). "WASP-22 b: A Transiting "Hot Jupiter" Planet in a Hierarchical Triple System". The Astronomical Journal. 140 (6): 2007. arXiv:1004.1514. Bibcode:2010AJ....140.2007M. doi:10.1088/0004-6256/140/6/2007. ISSN 1538-3881. S2CID 44214554.