Kepler-289

Kepler-289
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Cygnus
Right ascension 19h 49m 51.6736s[1]
Declination +42° 52′ 58.269″[1]
Characteristics
Evolutionary stage main sequence star
Variable type planetary transit
Astrometry
Proper motion (μ) RA: 4.815(14) mas/yr[1]
Dec.: −0.190(17) mas/yr[1]
Parallax (π)1.3763 ± 0.0129 mas[1]
Distance2,370 ± 20 ly
(727 ± 7 pc)
Details
Mass1.1[2] M☉
Radius1.0645[2] R☉
Luminosity0.1125588[2] L☉
Temperature5968.88±41.9175[2] K
Metallicity [Fe/H]-0.0098325 ± 0.0399191 Fe[2] dex
Age0.65±0.44[2] Gyr
Other designations
2MASS J19495168+4252582, KOI-1353, Kepler-289, KIC 7303287, PH3, TIC 273234825, WISE J194951.68+425258.2, Gaia DR2 2078515170549178880[2]

Kepler-289 (PH3) is a rotating variable star slightly more massive than the Sun, with an unknown spectral type, 2370 light-years away from Earth in the constellation of Cygnus. In 2014, three exoplanets were discovered orbiting it.[2]

  1. ^ a b c d Cite error: The named reference Gaia DR3 was invoked but never defined (see the help page).
  2. ^ a b c d e f g h "Kepler-289 | NASA Exoplanet Archive". exoplanetarchive.ipac.caltech.edu. Retrieved 10 September 2023.