Friedrich Georg Wilhelm von Struve ( Russian : Vasily Yakovlevich Struve ) ( April 15 , 1793 - November 23 , 1864 ( Julian calendar : November 11 ) ) was a German astronomer from a famous dynasty .
Friedrich Georg Wilhelm von Struve ( April 15 , 1793 - November 23 , 1864 ( Julian calendar : November 11 ) ) was a German-born Russian astronomer .