S.A. Ivanov1, A.A. Sentsov2, V.A. Nenashev3, E.L. Turnetskaya4

1 PJSC «Central Scientific and Production Association «Leninets» (St.-Petersburg, Russia)
2–4 Saint-Petersburg State University of Aerospace Instrumentation (St. Petersburg, Russia)
1 kabalustuk@mail.ru, 2 toxx@list.ru, 3 nenashev@guap.ru, 4 turnetskaya@mail.ru