HD 192310 b

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HD 192310 b is an exoplanet orbiting the star HD 192310 (HR 7722).^[1] It orbits its parent star with a semimajor axis of 0.32 ± 0.005 AU, an eccentricity of 0.13 ± 0.04. and an orbital period of 74.72 days.^[2]

The Neptune-sized planet has at least 21 times the mass of Earth^[3] and 3 to 4 times its diameter.

HD 192310 b was discovered on 1 November 2010 and lies within the inner edge of the habitable zone of HD 192310.

References

^ Pepe, F.; et al. (2011). "The HARPS search for Earth-like planets in the habitable zone: I – Very low-mass planets around HD20794, HD85512 and HD192310". Astronomy & Astrophysics. 534: A58. arXiv:1108.3447. Bibcode:2011A&A...534A..58P. doi:10.1051/0004-6361/201117055. S2CID 15088852.

^ Open Exoplanet Catalogue, Gl 785b^{[permanent dead link]}

^ Andrew W. Howard, The NASA-UC Eta-Earth Program: III. A Super-Earth orbiting HD 97658 and a Neptune-mass planet orbiting Gl 785, et al.

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