Oval Closed Wing Plane

Take-off weight of the plane of 1360 kg. Capacity of the engine 230 л/с. Launch is made from an unprepared site of a field. A ground dry, rough, with biases to 5 °. Running start is carried out "on a hill". Meteoconditions: air temperature +30°С, a wind counter 3-5 km/s., in air intensive bumpiness.

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