The HAT-P-61 system contains 1 exoplanet. It is located 1105.15 light years away from the solar system.
| Mass | 1 solar masses |
| Radius | 0.94 solar radiae |
| Temperature | 5587 kelvin |
| Stellar Metallicity | 0.194 decimal exponent |
| Age | 2.6 billion years |
At more than 50 Earth masses, HAT-P-61 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 335.945 Earth masses |
| Density | 1.800 grams per cubic centimeter |
| Radius | 10.077 Earth radiae |
| Semi-major Axis | 0.0301 AU |
| Eccentricity | 0.113 |
| Orbital Period | 1.902 days |
| Discovery Method | Transit |
| Discovery Facility | HATNet |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Apogee 4K CCD Sensor |
| Discovery Date | 2021-07 |
| Reference | Bakos et al. 2021 |