Katharina (minor planet designation: 320 Katharina) is a small Main belt asteroid orbiting in the Eos family of asteroids, including 513 Centesima and 221 Eos. It was discovered by Johann Palisa on 11 October 1891 in Vienna. It is named after the discoverer's mother. References External links 000320 Discoveries by Johann Palisa Named minor planets 18911011