TOI-640 b
| Discovery | |
|---|---|
| Discovery site | Transiting Exoplanet Survey Satellite | 
| Discovery date | 2021 | 
| Transit | |
| Orbital characteristics | |
| 0.06608+0.00098 −0.0011 AU | |
| Eccentricity | 0.050+0.054 −0.035 | 
| 5.0037775±0.0000048 d | |
| Inclination | 82.54+0.42 −0.59 ° | 
| Physical characteristics | |
| 1.72±0.05 RJ | |
| Mass | 0.57±0.05 MJ | 
| Mean density | 0.138±0.013 g/cm³ | 
| Temperature | 1,816 K (1,543 °C) | 
TOI-640 b is an exoplanet that was suspected since 2019. Its discovery has been confirmed by the TESS team in January 2021. It is located 1115 light years away from Earth, orbiting a primary F-class star in a binary star system with red dwarf and has an orbital period of 5 days.
The planet orbits its host star nearly over poles, misalignment between the orbital plane and equatorial plane of the star been equal to 104±2°