IJsvogel
NED NORDIC FOLKBOATSail number NED/NED737
GPH
843.1
OSN
814.6
LOA
7.68 m
Displacement
1998 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.4745
Medium
0.6567
High
0.7641
Triple Offshore
Low
0.6127
Medium
0.8079
High
0.9109
Boat Specifications
Dimensions
- Length overall
- 7.68 m
- Beam
- 2.21 m
- Draft
- 1.17 m
- Displacement
- 1998 kg
- Crew weight
- 240 kg
- Wetted surface
- 14.83 m²
Sails
- Mainsail
- 18.39 m²
- Genoa
- 7.31 m²
- Spinnaker
- 24.05 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- NORDIC FOLKBOAT
- Builder
- Folkebadscentralen
- Designer
- Sunden Tord
- Year built
- 1941
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 3.73 | 3.92 | 4.12 | 4.34 | 4.28 | 4.1 | 3.6 | 3.13 |
| 8 | 4.43 | 4.63 | 4.9 | 5.14 | 5.11 | 4.95 | 4.48 | 4 |
| 10 | 4.92 | 5.12 | 5.38 | 5.61 | 5.6 | 5.49 | 5.2 | 4.74 |
| 12 | 5.25 | 5.42 | 5.63 | 5.88 | 5.91 | 5.83 | 5.63 | 5.33 |
| 14 | 5.43 | 5.61 | 5.78 | 6.07 | 6.18 | 6.11 | 5.92 | 5.69 |
| 16 | 5.54 | 5.72 | 5.93 | 6.18 | 6.42 | 6.38 | 6.19 | 5.96 |
| 20 | 5.62 | 5.82 | 6.11 | 6.33 | 6.83 | 6.88 | 6.74 | 6.48 |
| 24 | 5.61 | 5.84 | 6.19 | 6.5 | 7.07 | 7.4 | 7.35 | 7.02 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44° | 2.43 | 150.2° | 2.71 |
| 8 | 42.2° | 2.96 | 156.3° | 3.49 |
| 10 | 41° | 3.33 | 164° | 4.17 |
| 12 | 40.5° | 3.59 | 173.9° | 4.83 |
| 14 | 40.5° | 3.74 | 178.4° | 5.32 |
| 16 | 40.5° | 3.81 | 179.4° | 5.67 |
| 20 | 41° | 3.85 | 179.4° | 6.18 |
| 24 | 42.1° | 3.79 | 179.4° | 6.67 |
Loading polar chart…