Chazaq
RSA Ocean 31Sail number RSA/SA004
GPH
699.5
OSN
679
LOA
9.35 m
Displacement
4200 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6325
Medium
0.8753
High
1.0369
Triple Offshore
Low
0.8255
Medium
1.0954
High
1.2554
Boat Specifications
Dimensions
- Length overall
- 9.35 m
- Beam
- 3.25 m
- Draft
- 1.46 m
- Displacement
- 4200 kg
- Crew weight
- 556 kg
- Wetted surface
- 23.17 m²
Sails
- Mainsail
- 23.8 m²
- Genoa
- 30.19 m²
- Spinnaker
- 63.12 m²
- Asymmetric spinnaker
- 68.89 m²
Design
- Type
- Ocean 31
- Builder
- Robertson and Cain
- Designer
- Lavranos
- Year built
- 1992
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.47 | 4.81 | 5.12 | 5.13 | 5.1 | 4.93 | 4.45 | 3.77 |
| 8 | 5.35 | 5.72 | 6.06 | 6.09 | 6.19 | 6.02 | 5.47 | 4.79 |
| 10 | 6.04 | 6.37 | 6.62 | 6.76 | 6.81 | 6.72 | 6.37 | 5.68 |
| 12 | 6.48 | 6.72 | 6.92 | 7.11 | 7.18 | 7.1 | 6.86 | 6.44 |
| 14 | 6.73 | 6.94 | 7.16 | 7.34 | 7.55 | 7.45 | 7.2 | 6.87 |
| 16 | 6.84 | 7.08 | 7.38 | 7.48 | 7.95 | 7.86 | 7.56 | 7.19 |
| 20 | 6.89 | 7.16 | 7.67 | 7.98 | 8.47 | 8.73 | 8.37 | 7.88 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 45.3° | 2.86 | 147.2° | 3.26 |
| 8 | 44° | 3.47 | 150.9° | 4.15 |
| 10 | 43.9° | 3.92 | 151.7° | 4.93 |
| 12 | 43.7° | 4.29 | 157° | 5.65 |
| 14 | 42.4° | 4.55 | 174.6° | 6.26 |
| 16 | 41.5° | 4.66 | 180° | 6.74 |
| 20 | 42.6° | 4.7 | 180° | 7.37 |
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