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Wheatley, P. Maxted, R. A. Street, R. G. West, R. Ryans, S. Bentley, S. Udry, T. A. Lister, Y. C. Joshi","submitted_at":"2008-06-09T15:44:33Z","abstract_excerpt":"We report the discovery of a 7.3 Mjup exoplanet WASP-14b, one of the most massive transiting exoplanets observed to date. The planet orbits the tenth-magnitude F5V star USNO-B1 11118-0262485 with a period of 2.243752 days and orbital eccentricity e = 0.09. A simultaneous fit of the transit light curve and radial velocity measurements yields a planetary mass of 7.3+/-0.5 Mjup and a radius of 1.28+/-0.08 Rjup. This leads to a mean density of about 4.6 g/cm^3 making it densest transiting exoplanets yet found at an orbital period less than 3 days. 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Collier Cameron, A. J. Norton, A. M. S. Smith, B. Enoch, B. Loeillet, B. Smalley, C. A. Haswell, C. Hellier, C. Moutou, C. Perrier, D. Anderson, D. J. Christian, D. M. Wilson, D. Pollacco, D. Queloz, E. Simpson, F. Bouchy, F. P. Keenan, F. Pont, G. Hebrard, H. C. Stempels, I. McDonald, I. Skillen, I. Steele, I. Todd, J. Irwin, J. Meaburn, K. Horne, L. Hebb, M. Mayor, N. Parley, N. P. Gibson, P. J. Wheatley, P. Maxted, R. A. Street, R. G. West, R. Ryans, S. Bentley, S. Udry, T. A. Lister, Y. C. Joshi","submitted_at":"2008-06-09T15:44:33Z","abstract_excerpt":"We report the discovery of a 7.3 Mjup exoplanet WASP-14b, one of the most massive transiting exoplanets observed to date. The planet orbits the tenth-magnitude F5V star USNO-B1 11118-0262485 with a period of 2.243752 days and orbital eccentricity e = 0.09. A simultaneous fit of the transit light curve and radial velocity measurements yields a planetary mass of 7.3+/-0.5 Mjup and a radius of 1.28+/-0.08 Rjup. 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