title: Nervures Alpamayo
text: # Nervures Alpamayo
  
  The Nervures Alpamayo is a French two-place paraglider that was designed by Xavier Demoury and produced by Nervures of Soulom. It is now out of production.
  
  ## Design and development
  
  The Alpamayo was designed as a tandem glider for flight training and as such was referred to as the Biplace Alpamayo, indicating that it is a two seater. It was replaced in production by the Nervures Arteson.
  
  ## Variants
  
  ### Alpamayo 38
  
      Small-sized model for lighter pilots. Its 12.8 m (42.0 ft) span wing has a wing area of 38 $m^2$ (410 sq ft) and the aspect ratio is 4.6:1. The take-off weight range is 105 to 180 kg (231 to 397 lb). The glider model is CEN-1999 Biplace certified.
  
  ### Alpamayo 43
  
      Large-sized model for heavier pilots. Its 13.8 m (45.3 ft) span wing has a wing area of 43 $m^2$ (460 sq ft), 46 cells and the aspect ratio is 4.6:1. The crew weight range is 120 to 220 kg (265 to 485 lb). The glider model is AFNOR Biplace and CEN-1999 Biplace certified.
  
  ## Specifications (Alpamayo 43)
  
  Data from Bertrand and manufacturer
  
  General characteristics
  
  * Crew: one
  * Capacity: one passenger
  * Wingspan: 13.8 m (45 ft 3 in)
  * Wing area: 43 $m^2$ (460 sq ft)
  * Aspect ratio: 4.6:1
  * Empty weight: 8.4 kg (19 lb)
  
  Performance
  
  * Maximum speed: 46 km/h (29 mph, 25 kn)
  * Stall speed: 24 km/h (15 mph, 13 kn)
  * Maximum glide ratio: 7.5
  * Rate of sink: 1.2 m/s (240 ft/min)
  