TWISTED
POR SPIRIT 28Sail number POR/POR032
GPH
754.1
OSN
733.2
LOA
8.456 m
Displacement
2920 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6072
Medium
0.8148
High
0.9339
Triple Offshore
Low
0.7798
Medium
1.0119
High
1.1263
Boat Specifications
Dimensions
- Length overall
- 8.456 m
- Beam
- 2.79 m
- Draft
- 1.56 m
- Displacement
- 2920 kg
- Crew weight
- 433 kg
- Wetted surface
- 16.52 m²
Sails
- Mainsail
- 14 m²
- Genoa
- 25.96 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 53.1 m²
Design
- Type
- SPIRIT 28
- Builder
- HEYGEN
- Designer
- VAN DER STADT
- Year built
- 1971
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.26 | 4.48 | 4.65 | 4.62 | 4.73 | 4.56 | 4.15 | 3.57 |
| 8 | 5.03 | 5.28 | 5.49 | 5.61 | 5.72 | 5.58 | 5.11 | 4.45 |
| 10 | 5.64 | 5.84 | 5.98 | 6.16 | 6.22 | 6.15 | 5.89 | 5.23 |
| 12 | 5.96 | 6.11 | 6.23 | 6.42 | 6.53 | 6.47 | 6.28 | 5.75 |
| 14 | 6.1 | 6.26 | 6.42 | 6.58 | 6.84 | 6.78 | 6.56 | 6.08 |
| 16 | 6.16 | 6.34 | 6.57 | 6.67 | 7.13 | 7.12 | 6.87 | 6.31 |
| 20 | 6.17 | 6.37 | 6.73 | 7.01 | 7.46 | 7.7 | 7.5 | 6.78 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.6° | 2.81 | 146.1° | 3.09 |
| 8 | 41.3° | 3.37 | 146.5° | 3.85 |
| 10 | 41.4° | 3.8 | 145.7° | 4.53 |
| 12 | 40.6° | 4.13 | 147.8° | 4.98 |
| 14 | 40.1° | 4.27 | 171.3° | 5.41 |
| 16 | 39.5° | 4.32 | 173.9° | 5.87 |
| 20 | 40.3° | 4.28 | 176° | 6.4 |
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