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HD 5278 b
Orbiting HD 5278, discovered in 2021 (7526) by Transiting Exoplanet Survey Satellite (TESS) via the Transit method.
Planet
| Radius | 2.45 R⊕ |
| Mass | 7.80 M⊕ |
| Orbital period | 14.34 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.080 |
| Equilibrium temperature | 943 K (670 °C) |
Host star — HD 5278
| Temperature | 6203 K (5930 °C) |
| Radius | 1.19 R☉ |
| Mass | 1.13 M☉ |
Location
| Distance from Earth | 57.6 pc (~188 light-years) |
| Right ascension / Declination | 12.5468 / -83.7438 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.