Antonov A-9
Antonov A-9 | |
---|---|
Type: | Glider |
Design country: | |
Manufacturer: | |
First flight: |
1949 |
Number of pieces: |
27 |
The Antonow A-9 is a glider designed by the Soviet OKB Antonow . It first flew in 1949.
Development and use
In the early 1950s, the guy drew attention to himself with some special achievements. On June 6, 1952, Vyascheslav Yefimenko flew a new world record in target distance flight with 636.8 km.
A two-seater was also derived from the A-9, the Antonov A-10. This type was 30 cm longer and had a larger tail unit. On May 26, 1953, Viktor Iltschenko reached a new world record in free cross-country flight with the A-10 with 829.8 km in 9 h 11 min, for which he was awarded the Lilienthal Medal of the FAI .
construction
The trunk of both types had an oval cross-section. The full view canopy was made of glass. The wing had spoilers. The chassis consisted of a fixed main wheel and a grinding spur at the rear. The wing tips were protected by rubbing strips.
Technical specifications
Parameter | Data (A-9) | Data (A-9bis) | Data (A-10) |
---|---|---|---|
crew | 1 | 2 | |
length | 6.40 m | 6.80 m | |
span | 16.25 m | 16.50 m | 16.24 m |
height | 1.49 m | ||
Wing area | 13.50 m² | 12.15 m² | 13.46 m² |
Wing extension | 19.60 | 22.41 | 19.59 m |
Landing speed | 70 km / h | ||
Glide ratio | 28 at 95 km / h | 32 | 30th |
slightest sinking | 0.85 m / s | 0.65 m / s | 0.87 m / s |
Preparation mass | 360 kg | 320 kg | 327 kg |
Payload | 90 kg | 100 kg | 164 kg |
Max. Takeoff mass | 450 kg | 420 kg | 491 kg |
Wing loading | 30.46 kg / m² | 34.56 kg / m² | 36.48 kg / m² |
See also
literature
- Heinz A. F. Schmidt: Soviet planes . Transpress, Berlin 1971, p. 183 .
- Heinz A. F. Schmidt: Airplanes from all over the world . tape II . Transpress, Berlin, p. 125 .
- Soaring magazine . No. 1 . USA 1955.
Web links
Individual evidence
- ^ Rudolf Höflinger: Antonov. Airplanes since 1946. Motorbuch, Stuttgart 2013, ISBN 978-3-613-03518-8 , p. 9.
- ↑ a b Peter Stache: Oleg Antonow – Triumph of Versatility. In: Aerosport 10/1962 , p. 32