HP Aircraft HP-9 Airmate

Bryan HP-9

 


The R. E. Schreder designed all metal HP-9 was intended to fly in the Standard Class at the 1960 World Championships, but was not completed in time. It has an all-moving horizontal tail, retractable wheel, airbrakes and Fowler flaps which increase the wing area to 13.35 sq.m/ 143.7 sq.ft when extended, reducing the sink to 0.64 m/s/ 2.11 fps./ 1.25 kt. @ 76 kph/ 41 kt/ 47 mph.

Wing span: 14.87m / 48.84ft
Wing area: 11.84sq.m / 127.4sq.ft
Empty Weight: 295kg / 650lb
Payload: 88kg / 195lb
Gross Weight: 383kg / 845lb
Wing Load: 35.35kg/sq.m / 6.63lb/sq.ft
Water Ballast: 0
L/DMax: 36 100 kph / 54 kt / 62 mph
MinSink: 0.69 m/s / 2.26 fps / 1.34 kt
Aspect ratio: 18.6
Airfoil: Wortmann FX-191
Seats: 1
No. Built: 1