2015 Russian Sukhoi Su-24 shootdown 2015 Russian Sukhoi Su-24 shootdown A Turkish Air Force F-16 fighter jet shot down a Russian Sukhoi Su-24M attack aircraft near the Syria–Turkey border on 24 November 2015. According to Turkey, the aircraft—whose nationality was unknown at the time—was fired upon while in Turkish airspace because it violated the border up to a depth of for about 17 seconds after being warned to change its heading 10 times over a period of five minutes before entering the airspace. The Russia Defence Ministry denied the aircraft ever left Syrian airspace, counter-claiming that their satellite data showed that the Sukhoi was about
Sukhoi Su-30MKK Mach 0.9, and this problem was completely solved on Su-30MKK by adopting new measures. According to the Sukhoi Design Bureau, Su-30MKK is the first of the Flanker family to achieve it after Su-35 / 37 (Flanker-E/F) and Sukhoi Su-30MKI. Higher percentage of composite material is used for Su-30MKK in comparison to the original Su-30MK. In addition, new aluminum alloy were used to replace the old type used on Su-30MK for weight reduction. The twin rudders mainly made of carbon fiber composite material were larger on Su-30MKK in comparison to that of the original Su-30MK, but contrary to what was once