sidereal in czech sidereal in german sidereal in danish sidereal in spanish sidereal in french sidereal in italian sidereal in norwegian sidereal in albanian sidereal in bulgarian sidereal in belarusian sidereal in estonian sidereal in finnish sidereal in greek sidereal in hungarian sidereal in lithuanian sidereal in portuguese sidereal in slovenian sidereal in slovak sidereal in ukrainian sidereal in polish