HAT-P-3
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HAT-P-3, is a metal-rich K5 dwarf star located about 441 light-years away in the constellation Ursa Major. At a magnitude of about 11.5 it is not visible to the naked eye but is visible in a small to medium-sized amateur telescope. It is believed to be a relatively young star and has a slightly enhanced level of chromospheric activity.
The star HAT-P-3 is named Dombay. The name was selected in the NameExoWorlds campaign by Russia, during the 100th anniversary of the IAU. Dombay is a resort region in the North Caucasus mountains.
Planetary system
This star is home to the extrasolar planet HAT-P-3b, later named Teberda, discovered by the HATNet Project using the transit method.
| Companion (in order from star) | Mass | Semimajor axis (AU) | Orbital period (days) | Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b / Teberda | 0.609+0.021 −0.022 MJ | 0.03899+0.00062 −0.00065 | 2.8997360±0.0000020 | <0.0100 | 87.07 ± 0.55° | 0.827 ± 0.055 RJ |
See also
External links
- . Exoplanets. Archived from on 2009-11-25.