HAT-P-47b AND HAT-P-48b: Two Low Density Sub-Saturn-Mass Transiting Planets on the Edge of the Period--Mass Desert

• Main Authors: Bakos, G. Ã., Hartman, J. D., Torres, G., Latham, D. W., Sato, B., Bieryla, A., Shporer, A., Howard, A. W., Fulton, B. J., Buchhave, L. A., Penev, K., Kovács, G., Kovács, T., Csubry, Z., Esquerdo, G. A., Everett, M., Szklenár, T., Quinn, S. N., Béky, B., Marcy, G. W., Noyes, R. W., Lázár, J., Papp, I., Sári, P.
• Format: Report
• Language: unknown
• Published: 2017
• Subjects: planetary systems — stars: individual (HAT-P-47; GSC 2324-00031; HAT-P-48; GSC 2326-00214) — techniques: spectroscopic; photometric; Jupiter; Norway; Observatorio; Saturn; Iceland
• Online Access: https://doi.org/10.48550/arXiv.1606.04556

We report the discovery of two new transiting extrasolar planets orbiting moderately bright (V = 10.7 and 12.2 mag) F stars (masses of 1.39 M_⊙ and 1.10 M_⊙, respectively). The planets have periods of P = 4.7322 d and 4.4087 d, and masses of 0.21 MJ and 0.17 MJ which are almost half-way between...