KERL
FRA PROTO 850Sail number FRA/FRA18815
GPH
613
OSN
596.9
LOA
8.58 m
Displacement
2048 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6786
Medium
0.883
High
1.0166
Triple Offshore
Low
0.8696
Medium
1.0921
High
1.255
Boat Specifications
Dimensions
- Length overall
- 8.58 m
- Beam
- 3.59 m
- Draft
- 1.91 m
- Displacement
- 2048 kg
- Crew weight
- 471 kg
- Wetted surface
- 18.9 m²
Sails
- Mainsail
- 37.17 m²
- Genoa
- 20.16 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 84.18 m²
Design
- Type
- PROTO 850
- Builder
- LEVET & Co
- Designer
- LEVET Eric
- Year built
- 1997
- Stability index
- 102
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.5 | 5.75 | 5.96 | 6.13 | 5.93 | 5.74 | 5.1 | 4.31 |
| 8 | 6.31 | 6.48 | 6.68 | 6.86 | 6.82 | 6.71 | 6.26 | 5.41 |
| 10 | 6.68 | 6.87 | 7.09 | 7.39 | 7.47 | 7.4 | 7 | 6.31 |
| 12 | 6.94 | 7.14 | 7.42 | 7.81 | 8.03 | 8.08 | 7.66 | 6.94 |
| 14 | 7.09 | 7.36 | 7.71 | 8.15 | 8.64 | 8.81 | 8.42 | 7.45 |
| 16 | 7.2 | 7.49 | 7.97 | 8.4 | 9.21 | 9.49 | 9.35 | 8.09 |
| 20 | 7.29 | 7.63 | 8.26 | 9.01 | 10.57 | 11.36 | 12.57 | 10.5 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.8° | 3.67 | 143.9° | 3.74 |
| 8 | 39.6° | 4.37 | 148.2° | 4.69 |
| 10 | 37.8° | 4.76 | 149.2° | 5.46 |
| 12 | 36.7° | 5.01 | 149.6° | 6.01 |
| 14 | 36.3° | 5.11 | 147.5° | 6.45 |
| 16 | 36.3° | 5.16 | 144.6° | 7.01 |
| 20 | 37° | 5.16 | 138.3° | 9.09 |
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