Source: Tu-154 at the moment of accident was flying with a badly nose – TASS

MOSCOW, December 27. /TASS/. The Tu-154 Russian defense Ministry crashed on December 25, fell into the Black sea at speeds over 500 km/h, in the time of the tragedy he tried to make the maneuver to the right and flew from his nose badly. This was reported by TASS source in law enforcement agencies.

“the Accident occurred when the pilots were removed mechanization (in the released condition increases the lift of the wing – approx. TASS). Thus according to yet unknown reasons the plane went with a large pitch angle. Apparently, there was a stall with tier during the maneuver to the right. The result at the end of the turn he collided with the surface of the water with the left roll at about 510 km/h”, – told the Agency interlocutor.

As reported TASS, another source close to the investigation of the tragedy, “the Tu-154 was too much angle of attack and chatted from side to side.”

the Sources did not rule out the possibility that a catastrophe could happen because of a combination of several reasons at the same time, one of them they called the wrong actions of the crew and the failure of one engine.

the pitch Angle is the angle between the longitudinal (nose to tail) axis of the aircraft and the horizontal plane. When a large positive pitch angle (nose raised) the aircraft may enter the critical indicators and lose buoyancy, happens so-called stall level.

the Tu-154 Russian defense Ministry December 25, flew to Syria and crashed over the Black sea. On Board were 84 passengers and eight crew members: military personnel, media representatives, Elizaveta Glinka (Dr. Lisa) and dancers of the Alexandrov ensemble, who flew to congratulate the New year, the air group VC Russia on the base Hamim. Also on the plane was the chief of Department of culture of the defense Ministry Anton Gubankov.

the Wreckage of the plane was found several hours later, 1.5 km from the coast in the area of Sochi at a depth of 50-70 meters.

on Tuesday, December 27, progress has been made in the investigation of the crash, because from the bottom of the Black sea have been raised the first flight recorder of an airliner. His transcript may shed light on the circumstances of the tragedy. Black box already delivered to Moscow.