CHINATOWN
FRA PROTO 1/4 TON 1981Sail number FRA/FRA9175
GPH
703.6
OSN
687.6
LOA
7.61 m
Displacement
1333 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5972
Medium
0.7829
High
0.8686
Triple Offshore
Low
0.7656
Medium
0.952
High
1.0506
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 | 4.97 | 5.23 | 5.41 | 5.38 | 5.13 | 4.93 | 4.41 | 3.75 |
| 8 | 5.67 | 5.82 | 5.94 | 5.97 | 5.93 | 5.8 | 5.38 | 4.72 |
| 10 | 5.97 | 6.11 | 6.26 | 6.34 | 6.37 | 6.26 | 5.97 | 5.53 |
| 12 | 6.1 | 6.3 | 6.54 | 6.69 | 6.81 | 6.69 | 6.36 | 6.02 |
| 14 | 6.16 | 6.39 | 6.75 | 6.95 | 7.22 | 7.1 | 6.78 | 6.4 |
| 16 | 6.19 | 6.44 | 6.86 | 7.2 | 7.64 | 7.55 | 7.18 | 6.79 |
| 20 | 6.21 | 6.47 | 6.94 | 7.48 | 8.27 | 8.94 | 8.27 | 7.6 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.27 | 147.5° | 3.24 |
| 8 | 40.9° | 3.88 | 152° | 4.08 |
| 10 | 39° | 4.24 | 156° | 4.83 |
| 12 | 38.2° | 4.35 | 180° | 5.49 |
| 14 | 38.6° | 4.37 | 180° | 5.98 |
| 16 | 39° | 4.37 | 180° | 6.35 |
| 20 | 40.1° | 4.31 | 180° | 7.09 |
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