I.M. Lebedev - Post-graduate Student, P.G. Demidov Yaroslavl State University. E-mail: ilyaleb@gmail.com A.L. Tyukin - Post-graduate Student, P.G. Demidov Yaroslavl State University. E-mail: tyukin.alexx@gmail.com A.L. Priorov - Dr.Sc. (Eng.), Associate Professor, P.G. Demidov Yaroslavl State University. E-mail: tyukin.alexx@gmail.com A.V. Prozorov - Post-graduate Student, P.G. Demidov Yaroslavl State University. E-mail: alexprozoroff@gmail.com

D.S. Mongush1, S.V. Ippolitov2, D.V. Lopatkin3

1-3 MESC of Air Forces N.Е. Zhukоvsky and Yu.А. Gаgаrin Air Force Academy (Vоrоnеzh, Russia)

1 denzin.mongush@mail.ru, 2 s_ippolitoff@mail.ru, 3 dimkaao@yandex.ru