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. Wright
  • C. G. Tinney, B. C. Addison, R. W. Noyes, J. Lazar, I. Papp, P. Sari

Research output: Contribution to journalReview articlepeer-review

18 Scopus citations

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
StatePublished - 1 Aug 2015
Externally publishedYes

Keywords

  • Planetary systems
  • Stars: fundamental parameters
  • Stars: individual: HATS-13 (aka GSC6928-00497)
  • Stars: individual: HATS-14 (aka GSC6926-00259)
  • Techniques: photometric
  • Techniques: radial velocities

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