RIPTIDE
USA Express 27Sail number USA/USA32122
GPH
673.7
OSN
654.6
LOA
8.309 m
Displacement
1136 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6105
Medium
0.8133
High
0.914
Triple Offshore
Low
0.7864
Medium
1.0006
High
1.1228
Boat Specifications
Dimensions
- Length overall
- 8.309 m
- Beam
- 2.46 m
- Draft
- 1.34 m
- Displacement
- 1136 kg
- Crew weight
- 385 kg
- Wetted surface
- 12.99 m²
Sails
- Mainsail
- 17.4 m²
- Genoa
- 18.72 m²
- Spinnaker
- 42.71 m²
- Asymmetric spinnaker
- 40.11 m²
Design
- Type
- Express 27
- Builder
- Alsberg
- Designer
- Schumaker
- Year built
- 1982
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.09 | 5.36 | 5.52 | 5.4 | 5.24 | 5.08 | 4.56 | 3.8 |
| 8 | 5.91 | 6.1 | 6.23 | 6.18 | 6.23 | 6.11 | 5.62 | 4.86 |
| 10 | 6.28 | 6.45 | 6.61 | 6.64 | 6.8 | 6.71 | 6.37 | 5.74 |
| 12 | 6.43 | 6.64 | 6.92 | 7.02 | 7.33 | 7.28 | 6.89 | 6.42 |
| 14 | 6.49 | 6.73 | 7.1 | 7.38 | 7.81 | 7.87 | 7.44 | 6.9 |
| 16 | 6.54 | 6.8 | 7.23 | 7.66 | 8.22 | 8.55 | 8.11 | 7.41 |
| 20 | 6.55 | 6.86 | 7.43 | 8.06 | 8.95 | 10.11 | 10.25 | 8.71 |
| 24 | 6.45 | 6.79 | 7.49 | 8.34 | 9.78 | 11.45 | 13.51 | 11.86 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44° | 3.32 | 143.8° | 3.29 |
| 8 | 41.6° | 4.01 | 147° | 4.21 |
| 10 | 39.1° | 4.42 | 151.2° | 4.98 |
| 12 | 38.8° | 4.54 | 158.8° | 5.68 |
| 14 | 38.9° | 4.58 | 173.6° | 6.22 |
| 16 | 39.2° | 4.59 | 175.8° | 6.67 |
| 20 | 40.3° | 4.53 | 172.1° | 7.62 |
| 24 | 43.4° | 4.31 | 143.7° | 10.27 |
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