The HAT-P-33 system contains 1 exoplanet. It is located 1291.94 light years away from the solar system.
| Mass | 1.82 solar masses |
| Radius | 1.79 solar radiae |
| Temperature | 6446 kelvin |
| Stellar Metallicity | 0.05 decimal exponent |
| Age | 2.3 billion years |
At more than 50 Earth masses, HAT-P-33 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 292.404 Earth masses |
| Density | 0.200 grams per cubic centimeter |
| Radius | 20.737 Earth radiae |
| Semi-major Axis | 0.04995 AU |
| Eccentricity | 0 |
| Orbital Period | 3.474 days |
| Discovery Method | Transit |
| Discovery Facility | HATNet |
| Discovery Telescope | Canon 200mm f/1.8L |
| Discovery Instrument | 2K CCD Sensor |
| Discovery Date | 2011-11 |
| Reference | Hartman et al. 2011 |