CHINATOWN
FRA PROTO 1/4 TON 1981Sail number FRA/FRA9175
GPH
702.3
OSN
685.8
LOA
7.61 m
Displacement
1333 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6728
Medium
0.8845
High
0.984
Triple Offshore
Low
0.8619
Medium
1.0733
High
1.1861
Boat Specifications
Dimensions
- Length overall
- 7.61 m
- Beam
- 2.64 m
- Draft
- 1.51 m
- Displacement
- 1333 kg
- Crew weight
- 314 kg
- Wetted surface
- 11.13 m²
Sails
- Mainsail
- 20.48 m²
- Genoa
- 15.62 m²
- Spinnaker
- 27.93 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- PROTO 1/4 TON 1981
- Builder
- FONTAINE PAJOT
- Designer
- JOUBERT - NIVELT
- Year built
- 1981
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.98 | 5.24 | 5.41 | 5.37 | 5.12 | 4.92 | 4.4 | 3.74 |
| 8 | 5.67 | 5.83 | 5.94 | 5.96 | 5.92 | 5.8 | 5.37 | 4.71 |
| 10 | 5.98 | 6.12 | 6.25 | 6.33 | 6.36 | 6.25 | 5.96 | 5.52 |
| 12 | 6.12 | 6.31 | 6.54 | 6.69 | 6.8 | 6.68 | 6.35 | 6.02 |
| 14 | 6.18 | 6.41 | 6.76 | 6.94 | 7.21 | 7.08 | 6.77 | 6.39 |
| 16 | 6.21 | 6.46 | 6.87 | 7.19 | 7.62 | 7.53 | 7.17 | 6.78 |
| 20 | 6.24 | 6.49 | 6.95 | 7.49 | 8.25 | 8.88 | 8.23 | 7.57 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.9° | 3.29 | 147.7° | 3.24 |
| 8 | 40.7° | 3.9 | 151.9° | 4.08 |
| 10 | 38.5° | 4.27 | 156.2° | 4.82 |
| 12 | 37.8° | 4.39 | 180° | 5.49 |
| 14 | 37.9° | 4.42 | 180° | 5.98 |
| 16 | 38.1° | 4.42 | 180° | 6.34 |
| 20 | 39.5° | 4.38 | 180° | 7.07 |
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