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HAT-P-1 b
Orbiting HAT-P-1, discovered in 2006 (7511) by HATNet via the Transit method.
Planet
| Radius | 14.78 R⊕ |
| Mass | 166.86 M⊕ |
| Orbital period | 4.47 Earth days (~0.0 Earth years) |
| Orbital eccentricity | Unknown |
| Equilibrium temperature | 1322 K (1049 °C) |
Host star — HAT-P-1
| Temperature | 5980 K (5707 °C) |
| Radius | 1.17 R☉ |
| Mass | 1.15 M☉ |
Location
| Distance from Earth | 159.0 pc (~519 light-years) |
| Right ascension / Declination | 344.4454 / 38.6749 |
Last refreshed 2026-09-14 from NASA's Exoplanet Archive.