Alpha 4 | 23 | 25 | 28 | 31 | |
2007 | 2007 | 2007 | 2007 | ||
In-Flight-Weight | kg | 55 - 75 | 65 - 88 | 78 - 106 | 96 - 130 |
Main-Use | Initiation | Initiation | Initiation | Initiation | |
Certifications | |||||
Naked-Pilot | kg | 50 | 61 | 75 | 94 |
Wing-Load | kg/m² | 2,7 | 3,0 | 3,2 | 3,6 |
Wing-Weight | kg | 5,3 | 5,6 | 6,1 | 6,6 |
Area | m² | 23,66 | 25,59 | 28,47 | 31,79 |
Area proj | m² | 20,27 | 21,92 | 24,39 | 27,23 |
Span | m | 10,60 | 11,03 | 11,63 | 12,29 |
Span proj | m | 8,45 | 8,79 | 9,27 | 9,80 |
Ratio | 4,75 | 4,75 | 4,75 | 4,75 | |
Ratio proj | 3,52 | 3,52 | 3,52 | 3,52 | |
Rows | 4 | 4 | 4 | 4 | |
Boxes | 27 | 27 | 27 | 27 | |
Cells | 39 | 39 | 39 | 39 | |
Closed Cells | 4 | 4 | 4 | 4 | |
Lines Ø diam. | 1,9 mm; 1,5 mm; 1,4 mm; 1,2 mm | 1,9 mm; 1,5 mm; 1,4 mm; 1,2 mm | 1,9 mm; 1,5 mm; 1,4 mm; 1,2 mm | 1,9 mm; 1,5 mm; 1,4 mm; 1,2 mm | |
Lines distance | m | 6,74 | 7,01 | 7,39 | 7,81 |
Lines total | m | 306 | 315 | 332 | 356 |
Flattening | % | 14 | 14 | 14 | 14 |
Accelerated speed | km/h | 47 | 47 | 47 | 47 |
Basic speed | km/h | 38 | 38 | 38 | 38 |
Minimum speed | km/h | 22 | 22 | 22 | 22 |
Best-Sink-Rate | m/s | 1,2 | 1,2 | 1,2 | 1,2 |
Best-Glide-Ratio | 1,3 m/s - 36 km/h | 1,3 m/s - 36 km/h | 1,3 m/s - 36 km/h | 1,3 m/s - 36 km/h | |
GR/Fmax Estimations | 7,9 - 8,2 (8,3 p) | 7,9 - 8,2 (8,3 p) | 7,9 - 8,2 (8,3 p) | 7,9 - 8,2 (8,3 p) | |
Upper-Surface | S9092-E77A 45 g/m² | S9092-E77A 45 g/m² | S9092-E77A 45 g/m² | S9092-E77A 45 g/m² | |
Under-Surface | S9017-E77A 40 g/m² | S9017-E77A 40 g/m² | S9017-E77A 40 g/m² | S9017-E77A 40 g/m² | |
Lines type | Dyneema; Technora | Dyneema; Technora | Dyneema; Technora | Dyneema; Technora | |
Risers | 5(2A+1A'/3B/4C/2D) | 5(2A+1A'/3B/4C/2D) | 5(2A+1A'/3B/4C/2D) | 5(2A+1A'/3B/4C/2D) | |
Accelerator | cm | 13 | 14 | 14 | 15 |
Trims | No | No | No | No | |
Ears | m/s | 2 | 2 | 2 | 2 |
B Lines | m/s | 6 | 6 | 6 | 6 |