IJsvogel
NED NORDIC FOLKBOATSail number NED/NED737
GPH
859.2
OSN
831.2
LOA
7.68 m
Displacement
1998 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.4631
Medium
0.6396
High
0.7343
Triple Offshore
Low
0.5995
Medium
0.7947
High
0.8876
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
- 19.57 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- NORDIC FOLKBOAT
- Builder
- Folkebadscentralen
- Designer
- Sunden Tord
- Year built
- 1941
- Stability index
- 129.1
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 3.64 | 3.86 | 4.06 | 4.25 | 4.17 | 3.99 | 3.54 | 3.08 |
| 8 | 4.33 | 4.57 | 4.87 | 5.13 | 5.06 | 4.86 | 4.38 | 3.93 |
| 10 | 4.87 | 5.12 | 5.41 | 5.61 | 5.58 | 5.47 | 5.14 | 4.65 |
| 12 | 5.24 | 5.45 | 5.64 | 5.88 | 5.87 | 5.78 | 5.59 | 5.29 |
| 14 | 5.39 | 5.6 | 5.79 | 6.04 | 6.13 | 6.04 | 5.87 | 5.66 |
| 16 | 5.45 | 5.68 | 5.92 | 6.12 | 6.4 | 6.32 | 6.12 | 5.92 |
| 20 | 5.42 | 5.69 | 6.04 | 6.35 | 6.75 | 6.87 | 6.69 | 6.44 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.8° | 2.36 | 152° | 2.67 |
| 8 | 42.9° | 2.85 | 158.3° | 3.44 |
| 10 | 42° | 3.22 | 168.2° | 4.11 |
| 12 | 43° | 3.47 | 171.2° | 4.76 |
| 14 | 43.6° | 3.57 | 178.4° | 5.31 |
| 16 | 43.8° | 3.6 | 179° | 5.66 |
| 20 | 44.7° | 3.56 | 179° | 6.14 |
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