Members of the Russian Robinson Club (RRC) will be active as RI0K from Ratmonova Island (IOTA AS-061, Big Diomede Island) and Alyumka Island ( IOTA AS-092, in the Chukotka Autonomous Region) between July 15th and August 28th 2012.
These are very rare IOTAs. The first reference is accredited at 4.9%, the second only at 4.1%.
Both islands are in the Bering Sea, Alyumka Island is located near Russian Coast, Ratmonova Island is located in the middle between Russian and Alaskan Coasts.
Photo credits by flickr: im me.