title: Calipt'Air Serenis
text: # Calipt'Air Serenis
  
  The Calipt'Air Serenis (English: Serene) is a Swiss single-place, paraglider that was designed and produced by Calipt'Air of Spiez. It is now out of production.
  
  ## Design and development
  
  The Serenis was designed as an intermediate glider. The models are each named for their relative size.
  
  ## Operational history
  
  Reviewer Noel Bertrand described the Serenis in a 2003 review as "lively and very easy to fly".
  
  ## Variants
  
  ### Serenis S
  
      Small-sized model for lighter pilots. Its 11.17 m (36.6 ft) span wing has a wing area of 27 $m^2$ (290 sq ft), 51 cells and the aspect ratio is 4.9:1. The pilot weight range is 65 to 80 kg (143 to 176 lb). The glider model is DHV 1-2 certified.
  
  ### Serenis M
  
      Mid-sized model for medium-weight pilots. Its 11.64 m (38.2 ft) span wing has a wing area of 29 $m^2$ (310 sq ft), 51 cells and the aspect ratio is 4.9:1. The pilot weight range is 75 to 95 kg (165 to 209 lb). The glider model is DHV 1-2 certified.
  
  ### Serenis L
  
      Large-sized model for heavier pilots. Its 12.11 m (39.7 ft) span wing has a wing area of 31 $m^2$ (330 sq ft), 51 cells and the aspect ratio is 4.9:1. The pilot weight range is 90 to 115 kg (198 to 254 lb). The glider model is DHV 1-2 certified.
  
  ## Specifications (Serenis L)
  
  Data from Bertrand
  
  General characteristics
  
  * Crew: one
  * Wingspan: 12.11 m (39 ft 9 in)
  * Wing area: 31 $m^2$ (330 sq ft)
  * Aspect ratio: 4.9:1
  
  Performance
  
  * Maximum speed: 48 km/h (30 mph, 26 kn)
  * Rate of sink: 1.15 m/s (226 ft/min)
  