Russia's October for military aviation was difficult, with TGP counting 11 aircraft destroyed and two more damaged in five incidents this month.
Neptune missile strikes hit jets at Khanskaya, Ediga on 4 October, four Su-34s at Borisoglebsk on 15 October, and two more Su-34s at Marinovka, Volgograd Region on 29 October.
Two Su-30SMs crashed for unknown reasons on October 21, one with its crew still inside, and an Su-57 burned at Akhtobinsk Airport on October 29 for reasons still unknown.
TGP puts the total at 7 Su-34s, 2 Su-30SMs, 1 Su-35S and 1 Su-57 destroyed and another 2 Su-34s damaged, with financial losses estimated between 600 and 800 million dollars.