"According to the Russian Defense Ministry information, units of the Armed Forces of Ukraine located in the crash-site are equipped with anti-aircraft missile systems of "Buk-M1" ... These complexes in their tactical and technical characteristics are capable of detecting air targets at ranges of up to 160 kilometers and hit them at full altitude range at a distance of over 30 kilometers," the ministry's statement reads as cited by Ria.
Earlier, Itar-Tass and Interfax news agencies were citing a source familiar with the issue, who said that another battery of Buk systems is currently being prepared for shipment to Donetsk region from the Ukrainian city of Kharkov .... http://rt.com