The Horten IV of 1940

By Johannes Lemburg


The Horten IV of 1940

The Horten IV


Usage High Performance Sailplane
Fuselage Construction Steel tube
Wing Construction Wood (Metal Wingtip)
Capacity 1 Pilot
Span 24.2 m
Sweep Angle 16.7 degrees
Taper Ratio 7.0
Wing Root Thickness 16% chord
Wing Root Depth 1.25 m
Rib Spacing 0.20 m (0.10 at the leading edge)
Wing Area 17.8 m2
Aspect Ratio 32.4
Pilot position Prone
Mid-section width 1.6 m
Cockpit width 0.8 m
Cockpit height (from seat) 0.5 m
Empty weight 330 kg
Ballast (water) ---
Additional payload 80 kg
Maximum weight 410 kg
Wing loading 23.0 kg/m2
Stall speed 64 km/h
Landing speed 64 km/h
Minimum Sink 0.45 m/s at 70 km/h and 23.0 kg/m2 loading
Best Glide Ratio 45:1 at 83.5 km/h and 23.0 kg/m2 loading
Maximum speed 200 km/h


Source: http://www.fva.rwth-aachen.de/projekte/horten.html

Autor: Johannes Lemburg, Stand: 14.12.1999


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Last updated November 21, 2001