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HD 219139 b
Orbiting HD 219139, discovered in 2021 (7526) by Okayama Astrophysical Observatory via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 247.91 M⊕ |
| Orbital period | 275.50 Earth days (~0.8 Earth years) |
| Orbital eccentricity | 0.110 |
| Equilibrium temperature | Unknown |
Host star — HD 219139
| Temperature | 4831 K (4558 °C) |
| Radius | 11.22 R☉ |
| Mass | 1.46 M☉ |
Location
| Distance from Earth | 104.9 pc (~342 light-years) |
| Right ascension / Declination | 348.3604 / 11.0650 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.