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HAT-P-20 b
Orbiting HAT-P-20, discovered in 2010 (7515) by HATNet via the Transit method.
Planet
| Radius | 9.72 R⊕ |
| Mass | 2302.90 M⊕ |
| Orbital period | 2.88 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.015 |
| Equilibrium temperature | 970 K (697 °C) |
Host star — HAT-P-20
| Temperature | 4595 K (4322 °C) |
| Radius | 0.69 R☉ |
| Mass | 0.76 M☉ |
Location
| Distance from Earth | 71.0 pc (~232 light-years) |
| Right ascension / Declination | 111.9164 / 24.3361 |
Last refreshed 2026-09-14 from NASA's Exoplanet Archive.