HATS-13b and HATS-14b: Two transiting hot Jupiters from the HATSouth survey

L. Mancini, J. D. Hartman, K. Penev, G. A. Bakos, R. Brahm, S. Ciceri, T. Henning, Z. Csubry, D. Bayliss, G. Zhou, M. Rabus, M. De Val-Borro, N. Espinoza, A. Jordan, V. Suc, W. Bhatti, B. Schmidt, B. Sato, T. G. Tan, D. J. WrightC. G. Tinney, B. C. Addison, R. W. Noyes, J. Lazar, I. Papp, P. Sari

    Research output: Contribution to journalReview articlepeer-review

    18 Citations (Scopus)

    Abstract

    We report the discovery of HATS-13b and HATS-14b, which are two hot-Jupiter transiting planets discovered by the HATSouth survey. The host stars are quite similar to each other (HATS-13: V = 13.9 mag, Mz.ast; = 0.96 M, Rz.ast; = 0.89 R, Teff ≈ 5500 K, [Fe/H] = 0.05; HATS-14: V = 13.8 mag, Mz.ast; = 0.97 M, Rz.ast; = 0.93 R, Teff ≈ 5350 K, [Fe/H] = 0.33) and both the planets orbit around them with a period of ~3 days and a separation of ~0.04 au. However, even though they are irradiated in a similar way, the physical characteristics of the two planets are very different. HATS-13b, with a mass of Mp = 0.543 ± 0.072 MJ and a radius of Rp = 1.212 ± 0.035 RJ, appears as an inflated planet, while HATS-14b, having a mass of Mp = 1.071 ± 0.070 MJ and a radius of Rp = 1.039 ± 0.032 RJ, is only slightly larger in radius than Jupiter.

    Original languageEnglish
    Article numberA63
    JournalAstronomy and Astrophysics
    Volume580
    DOIs
    Publication statusPublished - 1 Aug 2015

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