ARTEMIS
GRE WESTERLY 28Sail number GRE/GRE1735
GPH
811
OSN
781.5
LOA
8.458 m
Displacement
3175 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5419
Medium
0.7679
High
0.921
Triple Offshore
Low
0.7009
Medium
0.9502
High
1.0964
Boat Specifications
Dimensions
- Length overall
- 8.458 m
- Beam
- 2.74 m
- Draft
- 1.58 m
- Displacement
- 3175 kg
- Crew weight
- 400 kg
- Wetted surface
- 17.75 m²
Sails
- Mainsail
- 17.39 m²
- Genoa
- 22.04 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- WESTERLY 28
- Builder
- WESTERLY MARINE
- Designer
- BUTLER
- Year built
- 1967
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.06 | 4.31 | 4.5 | 4.45 | 4.11 | 3.85 | 3.39 | 2.91 |
| 8 | 4.82 | 5.11 | 5.35 | 5.31 | 4.98 | 4.72 | 4.27 | 3.78 |
| 10 | 5.42 | 5.69 | 5.89 | 5.91 | 5.71 | 5.49 | 5 | 4.5 |
| 12 | 5.83 | 6.01 | 6.16 | 6.21 | 6.13 | 6 | 5.64 | 5.15 |
| 14 | 6.04 | 6.2 | 6.36 | 6.44 | 6.39 | 6.29 | 6.06 | 5.72 |
| 16 | 6.13 | 6.31 | 6.52 | 6.66 | 6.62 | 6.53 | 6.32 | 6.09 |
| 20 | 6.16 | 6.36 | 6.72 | 6.99 | 7.12 | 7.03 | 6.78 | 6.55 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.6° | 2.62 | 167.3° | 2.57 |
| 8 | 42.8° | 3.16 | 168.2° | 3.37 |
| 10 | 42.4° | 3.57 | 169.7° | 4.09 |
| 12 | 42.1° | 3.93 | 170.3° | 4.72 |
| 14 | 41° | 4.17 | 170.6° | 5.31 |
| 16 | 40.6° | 4.26 | 173.2° | 5.8 |
| 20 | 41.1° | 4.25 | 175.9° | 6.35 |
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