ROZA II
GRE FIRST 405Sail number GRE/GRE1613
GPH
664.5
OSN
642.4
LOA
12.01 m
Displacement
8392 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6673
Medium
0.9285
High
1.104
Triple Offshore
Low
0.8622
Medium
1.1572
High
1.3222
Boat Specifications
Dimensions
- Length overall
- 12.01 m
- Beam
- 3.94 m
- Draft
- 2.2 m
- Displacement
- 8392 kg
- Crew weight
- 340 kg
- Wetted surface
- 32.05 m²
Sails
- Mainsail
- 35.9 m²
- Genoa
- 49.48 m²
- Spinnaker
- 81.36 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 405
- Builder
- BENETEAU
- Designer
- BERRET JEAN
- Year built
- 1987
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.83 | 5.11 | 5.33 | 5.27 | 5.07 | 4.92 | 4.44 | 3.77 |
| 8 | 5.77 | 6.07 | 6.33 | 6.27 | 6.21 | 6.03 | 5.5 | 4.83 |
| 10 | 6.53 | 6.81 | 7.01 | 7.01 | 7.07 | 6.95 | 6.45 | 5.72 |
| 12 | 6.96 | 7.17 | 7.34 | 7.38 | 7.5 | 7.43 | 7.14 | 6.53 |
| 14 | 7.17 | 7.36 | 7.56 | 7.62 | 7.81 | 7.77 | 7.52 | 7.14 |
| 16 | 7.26 | 7.48 | 7.72 | 7.83 | 8.11 | 8.07 | 7.84 | 7.5 |
| 20 | 7.33 | 7.56 | 7.93 | 8.21 | 8.48 | 8.71 | 8.52 | 8.11 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.5° | 3.15 | 146.7° | 3.26 |
| 8 | 41.7° | 3.84 | 150.3° | 4.18 |
| 10 | 41.2° | 4.35 | 153° | 4.97 |
| 12 | 41.6° | 4.74 | 153.9° | 5.69 |
| 14 | 40.5° | 4.96 | 166° | 6.37 |
| 16 | 39.8° | 5.07 | 180° | 6.97 |
| 20 | 40.2° | 5.12 | 180° | 7.67 |
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