HARA
GRE ROBERTS 310Sail number GRE/GRE899
GPH
797.1
OSN
771.2
LOA
9.45 m
Displacement
5123 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5484
Medium
0.7617
High
0.9082
Triple Offshore
Low
0.7148
Medium
0.9656
High
1.1126
Boat Specifications
Dimensions
- Length overall
- 9.45 m
- Beam
- 3.23 m
- Draft
- 1.39 m
- Displacement
- 5123 kg
- Crew weight
- 320 kg
- Wetted surface
- 23.5 m²
Sails
- Mainsail
- 17.94 m²
- Genoa
- 31.12 m²
- Spinnaker
- 56.19 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- ROBERTS 310
- Builder
- OWNER
- Designer
- BRUCE ROBERTS
- Year built
- 1991
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 3.81 | 4.16 | 4.41 | 4.36 | 4.45 | 4.33 | 3.94 | 3.39 |
| 8 | 4.6 | 4.93 | 5.2 | 5.25 | 5.42 | 5.3 | 4.9 | 4.35 |
| 10 | 5.16 | 5.52 | 5.85 | 6.02 | 6.2 | 6.11 | 5.72 | 5.13 |
| 12 | 5.63 | 5.99 | 6.27 | 6.46 | 6.6 | 6.56 | 6.33 | 5.85 |
| 14 | 5.99 | 6.28 | 6.5 | 6.69 | 6.87 | 6.84 | 6.67 | 6.36 |
| 16 | 6.14 | 6.42 | 6.66 | 6.79 | 7.13 | 7.11 | 6.94 | 6.66 |
| 20 | 6.15 | 6.48 | 6.84 | 7.06 | 7.55 | 7.69 | 7.53 | 7.18 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 48° | 2.38 | 148° | 2.94 |
| 8 | 46.2° | 2.92 | 151.2° | 3.77 |
| 10 | 45.3° | 3.31 | 155.3° | 4.47 |
| 12 | 45.3° | 3.61 | 158.9° | 5.1 |
| 14 | 45.9° | 3.85 | 174.3° | 5.73 |
| 16 | 46° | 3.97 | 180° | 6.25 |
| 20 | 46.4° | 3.95 | 180° | 6.83 |
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