VIERENDEEL
GER FOLKEBOOTSail number GER/F232
GPH
840.2
OSN
813.9
LOA
7.68 m
Displacement
1980 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5271
Medium
0.7333
High
0.871
Triple Offshore
Low
0.6849
Medium
0.9134
High
1.0466
Boat Specifications
Dimensions
- Length overall
- 7.68 m
- Beam
- 2.21 m
- Draft
- 1.15 m
- Displacement
- 1980 kg
- Crew weight
- 300 kg
- Wetted surface
- 14.95 m²
Sails
- Mainsail
- 18.3 m²
- Genoa
- 7.04 m²
- Spinnaker
- 25.86 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FOLKEBOOT
- Builder
- GRELL WERFT LÜBECK
- Designer
- SUNDEN
- Year built
- 1967
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 3.57 | 3.79 | 4.07 | 4.35 | 4.36 | 4.21 | 3.72 | 3.24 |
| 8 | 4.27 | 4.51 | 4.93 | 5.26 | 5.27 | 5.13 | 4.59 | 4.09 |
| 10 | 4.85 | 5.12 | 5.5 | 5.73 | 5.73 | 5.65 | 5.36 | 4.86 |
| 12 | 5.29 | 5.48 | 5.76 | 6.01 | 6.03 | 5.93 | 5.75 | 5.46 |
| 14 | 5.53 | 5.69 | 5.89 | 6.24 | 6.34 | 6.21 | 6.02 | 5.79 |
| 16 | 5.66 | 5.83 | 6.01 | 6.38 | 6.63 | 6.52 | 6.3 | 6.04 |
| 20 | 5.74 | 5.96 | 6.29 | 6.56 | 7.1 | 7.12 | 6.9 | 6.6 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.8° | 2.32 | 150.5° | 2.81 |
| 8 | 42.4° | 2.82 | 156.6° | 3.57 |
| 10 | 42.4° | 3.18 | 173.9° | 4.24 |
| 12 | 43.2° | 3.51 | 180° | 4.93 |
| 14 | 42.2° | 3.75 | 180° | 5.45 |
| 16 | 41.9° | 3.87 | 180° | 5.77 |
| 20 | 42.8° | 3.88 | 180° | 6.28 |
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