MOSCOW, July 20 /ITAR-TASS/. Russian inspectors will carry out two observation flights over the territories of Estonia and Finland onboard of the Antonov-30B (An-30B) aircraft under the International Open Skies Treaty, Sergei Ryzhkov, chief of the Russian national nuclear risk reduction center, told Itar-Tass.

"The observation flights will be made from the Open Skies Helsinki-Vantaa airport (Finland) and Tartu-Ulenurme (Estonia),” Ryzhkov clarified.

“The maximum range of the observation flights is 1,400 and 800 kilometers, respectively,” Ryzhkov went on to say.

The Russian plane will use the route approved by the sides under observation while Finnish and Estonian experts on its board will exercise control over the use of monitoring equipment by the Russian inspectors and will see that the provisions of the Open Skies Treaty are duly observed, the head of the Russian national nuclear risk reduction center said.

The flights over Finland and Estonia will be 20th and 21st to be made by Russian inspectors over the territories of countries signatories to the Open Skies Treaty in 2014.