The Sikhote-Alin meteorite fell during daylight at 10:38 a.m. local time on February 12th, 1947 in the Sikhote-Alin mountain range in Russia, about 440 km northeast of Vladivostok. Sikhote-Alin is a massive fall. The overall size has been estimated to be just below 900,000 kg. A large specimen is on display in Moscow, and a great number of smaller specimens have made their way into the collector’s market. Krinov had estimated the post atmospheric mass of the meteoroid at some 70,000 kg. A more recent estimate by Tsvetkov (and others) put the mass at around 100,000 kg, or 100 tons. Continue reading →