Bi 4 2 | 42 | |
2018 | ||
In-Flight-Weight | kg | 120 - 220 |
Main-Use | Tandem | |
Certifications | ||
Naked-Pilot | kg | 90 - 190 |
Wing-Load | kg/m² | 2,9 - 5,2 |
Wing-Weight | kg | 7,8 |
Area | m² | 42,00 |
Area proj | m² | 36,79 |
Span | m | 14,78 |
Span proj | m | 12,06 |
Ratio | 5,20 | |
Ratio proj | 3,95 | |
Rows | 4 | |
Boxes | 29 | |
Cells | 54 | |
Closed Cells | 8 | |
Lines Ø diam. | 2,1 mm; 1,5 mm; 1,2 mm; 1,0 mm | |
Lines distance | m | 8,72 |
Lines total | ||
Flattening | % | 12 |
Accelerated speed | km/h | 48 |
Basic speed | km/h | 40 |
Minimum speed | km/h | 25 |
Best-Sink-Rate | m/s | 1,2 |
Best-Glide-Ratio | ||
GR/Fmax Estimations | p | 9,0 |
Upper-Surface | Dokdo N30DFM 38 g/m² | |
Under-Surface | Dokdo N30DFM 38 g/m² | |
Lines type | Cousin; Edelrid | |
Risers | 4(4A/4B/5C/3D) | |
Accelerator | No | |
Trims | cm | 9 |
Ears | 3m/s | |
B Lines | 8m/s |