HAT-P-58b-HAT-P-64b: Seven Planets Transiting Bright Stars

  • G. Bakos
  • , J. D. Hartman
  • , W. Bhatti
  • , Z. Csubry
  • , K. Penev
  • , A. Bieryla
  • , D. W. Latham
  • , S. Quinn
  • , L. A. Buchhave
  • , G. Kovács
  • , Guillermo Torres
  • , R. W. Noyes
  • , E. Falco
  • , Bence Béky
  • , T. Szklenár
  • , G. A. Esquerdo
  • , A. W. Howard
  • , H. Isaacson
  • , G. Marcy
  • , B. Sato
  • I. Boisse, A. Santerne, G. Hébrard, M. Rabus, D. Harbeck, C. McCully, M. E. Everett, E. P. Horch, L. Hirsch, S. B. Howell, C. X. Huang, J. Lázár, I. Papp, P. Sári

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

We report the discovery and characterization of seven transiting exoplanets from the HATNet survey. The planets, which are hot Jupiters and Saturns transiting bright Sun-like stars, include: HAT-P-58b (with mass M p = 0.37 M J, radius R p = 1.33 R J, and orbital period P = 4.0138 days), HAT-P-59b (M p = 1.54 M J, R p = 1.12 R J, P = 4.1420 days), HAT-P-60b (M p = 0.57 M J, R p = 1.63 R J, P = 4.7948 days), HAT-P-61b (M p = 1.06 M J, R p = 0.90 R J, P = 1.9023 days), HAT-P-62b (M p = 0.76 M J, R p = 1.07 R J, P = 2.6453 days), HAT-P-63b (M p = 0.61 M J, R p = 1.12 R J, P = 3.3777 days), and HAT-P-64b (M p = 0.58 M J, R p = 1.70 R J, P = 4.0072 days). The typical errors on these quantities are 0.06 M J, 0.03 R J, and 0.2 s, respectively. We also provide accurate stellar parameters for each of the host stars. With V = 9.710 0.050 mag, HAT-P-60 is an especially bright transiting planet host, and an excellent target for additional follow-up observations. With R p = 1.703 0.070 R J, HAT-P-64b is a highly inflated hot Jupiter around a star nearing the end of its main-sequence lifetime, and is among the largest known planets. Five of the seven systems have long-cadence observations by TESS which are included in the analysis. Of particular note is HAT-P-59 (TOI-1826.01) which is within the northern continuous viewing zone of the TESS mission, and HAT-P-60, which is the TESS candidate TOI-1580.01.

Original languageEnglish (US)
Article number7
JournalAstronomical Journal
Volume162
Issue number1
DOIs
StatePublished - Jul 2021

All Science Journal Classification (ASJC) codes

  • Astronomy and Astrophysics
  • Space and Planetary Science

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