IJsvogel
NED NORDIC FOLKBOATSail number NED/NED737
GPH
842.5
OSN
814.6
LOA
7.68 m
Displacement
1998 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.4761
Medium
0.6567
High
0.7592
Triple Offshore
Low
0.6147
Medium
0.808
High
0.9074
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
- 14.71 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
- Stability index
- 141.4
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 3.74 | 3.94 | 4.13 | 4.36 | 4.3 | 4.11 | 3.61 | 3.14 |
| 8 | 4.45 | 4.65 | 4.91 | 5.15 | 5.12 | 4.96 | 4.49 | 4.01 |
| 10 | 4.94 | 5.13 | 5.38 | 5.61 | 5.6 | 5.5 | 5.21 | 4.75 |
| 12 | 5.24 | 5.42 | 5.62 | 5.88 | 5.91 | 5.83 | 5.63 | 5.33 |
| 14 | 5.42 | 5.6 | 5.78 | 6.06 | 6.18 | 6.11 | 5.92 | 5.69 |
| 16 | 5.51 | 5.71 | 5.92 | 6.18 | 6.42 | 6.38 | 6.2 | 5.97 |
| 20 | 5.58 | 5.8 | 6.1 | 6.32 | 6.83 | 6.9 | 6.75 | 6.48 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.8° | 2.44 | 150.5° | 2.72 |
| 8 | 42.3° | 2.97 | 156.8° | 3.5 |
| 10 | 40.8° | 3.34 | 164° | 4.18 |
| 12 | 40.6° | 3.59 | 173.6° | 4.83 |
| 14 | 40.6° | 3.72 | 179° | 5.33 |
| 16 | 40.8° | 3.77 | 179° | 5.67 |
| 20 | 41.7° | 3.8 | 179° | 6.18 |
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