HD 224693 b is an extrasolar planet orbiting the star HD 224693 every 27 days with a minimum mass 70% of Jupiter.[2]
Discovery | |
---|---|
Discovered by | Johnson and NK2 consortium |
Discovery site | Hawaii, United States |
Discovery date | April 17, 2006 |
Detection method | Doppler Spectroscopy |
Orbital characteristics | |
Semi-major axis | 0.191±0.014 AU |
Eccentricity | 0.104±0.017[1] |
Orbital period (sidereal) | 26.6904±0.0019[1] d |
Time of periastron | 2463193.79±0.77[1] |
Argument of periastron | 358±10[1] |
Semi-amplitude | 39.96±0.68[1] |
Star | HD 224693 |
The planet HD 224693 b is named Xólotl. The name was selected in the NameExoWorlds campaign by Mexico, during the 100th anniversary of the IAU. Xólotl means animal in the native Nahuatl language and was an Aztec deity associated with the evening star (Venus).[3][4]