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Szklenar","submitted_at":"2011-03-09T15:42:12Z","abstract_excerpt":"We present the discovery of two transiting exoplanets. HAT-P-28b orbits a V=13.03 G3 dwarf star with a period P = 3.2572 d and has a mass of 0.63 +- 0.04 MJ and a radius of 1.21 + 0.11 -0.08 RJ yielding a mean density of 0.44 +- 0.09 g cm-3. HAT-P-29b orbits a V=11.90 F8 dwarf star with a period P = 5.7232 d and has a mass of 0.78 +0.08 -0.04 MJ and a radius of 1.11 +0.14 -0.08 RJ yielding a mean density of 0.71 +- 0.18 g cm-3. 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Shporer, A. W. Howard, B. Beky, D. A. Fischer, D. D. Sasselov, D. W. Latham, G. A. Bakos, G. A. Esquerdo, G. Furesz, G. Kovacs, G. Torres, G. W. Marcy, I. Papp, J. A. Johnson, J. Andersen, J. D. Hartman, J. Lazar, L. A. Buchhave, M. L. Calkins, P. Berlind, P. Sari, R. P. Stefanik, R. W. Noyes, S. N. Quinn, T. Szklenar","submitted_at":"2011-03-09T15:42:12Z","abstract_excerpt":"We present the discovery of two transiting exoplanets. HAT-P-28b orbits a V=13.03 G3 dwarf star with a period P = 3.2572 d and has a mass of 0.63 +- 0.04 MJ and a radius of 1.21 + 0.11 -0.08 RJ yielding a mean density of 0.44 +- 0.09 g cm-3. HAT-P-29b orbits a V=11.90 F8 dwarf star with a period P = 5.7232 d and has a mass of 0.78 +0.08 -0.04 MJ and a radius of 1.11 +0.14 -0.08 RJ yielding a mean density of 0.71 +- 0.18 g cm-3. 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