russian multi-purpose fighters su-27 nato - flanker-cof russian knights aerobatic team perform group flight

2011 aerobatic aerodrome aeroplane air aircraft airdrome airfield airplane airshow august aviation battle bomber demonstration engine exhibition fighter fighters fighting flanker flankercof flight force gromov group industry institute interceptor international jet knights machine maks military multi multifunction multifunctional multipurpose multirole nato outdoor perform pilotage research russia russian salon show space su27 su30m2 su30mki su30mkm su30sm sukhoi supermaneuverable supersonic team war zhukovsky