Grob G102 Astir - Specifications (Standard Astir III)

Specifications (Standard Astir III)

Data from Grob G102 manual

General characteristics

  • Crew: 1
  • Length: 6.75 m (22 ft 2 in)
  • Wingspan: 15.0 m (49 ft 3 in)
  • Height: 1.26 m (4 ft 2 in)
  • Wing area: 12.4 m2 (133 sq ft)
  • Aspect ratio: 18.2
  • Empty weight: 250 kg (551 lb) approximately
  • Gross weight: 450 kg (992 lb) with water ballast; without ballast 350 kg (770 lb)

Performance

  • Maximum speed: 170 km/h (106 mph; 92 kn) manouevring and airtow
  • Stall speed: 59 km/h (37 mph; 32 kn) without airbrakes
  • Never exceed speed: 250 km/h (155 mph; 135 kn)
  • Maximum glide ratio: Best 38, at 105 km/h (64 mph, 56 kn) and 0.77 m/s (152 ft/m)
  • Rate of sink: 0.62 m/s (122 ft/min) minimum, at 76 km/hr (47 mph, 42 kn) and glide ratio 34

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