GRUMÉ
ESP FIRST 285 Q.B.Sail number ESP/ESP10990_C
GPH
731.2
OSN
705.8
LOA
8.43 m
Displacement
2821 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5462
Medium
0.7595
High
0.8832
Triple Offshore
Low
0.7049
Medium
0.9326
High
1.0531
Boat Specifications
Dimensions
- Length overall
- 8.43 m
- Beam
- 3.02 m
- Draft
- 1.58 m
- Displacement
- 2821 kg
- Crew weight
- 420 kg
- Wetted surface
- 17.68 m²
Sails
- Mainsail
- 20.43 m²
- Genoa
- 22.97 m²
- Spinnaker
- 49.97 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 285 Q.B.
- Builder
- Beneteau
- Designer
- Finot
- Year built
- 1989
- Stability index
- 124.3
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.41 | 4.67 | 4.83 | 4.73 | 4.77 | 4.62 | 4.12 | 3.51 |
| 8 | 5.28 | 5.53 | 5.7 | 5.68 | 5.79 | 5.65 | 5.16 | 4.52 |
| 10 | 5.82 | 6.02 | 6.16 | 6.26 | 6.36 | 6.28 | 5.97 | 5.39 |
| 12 | 6.13 | 6.29 | 6.44 | 6.58 | 6.73 | 6.67 | 6.43 | 6.06 |
| 14 | 6.31 | 6.47 | 6.66 | 6.81 | 7.06 | 7.02 | 6.78 | 6.46 |
| 16 | 6.41 | 6.6 | 6.85 | 6.95 | 7.36 | 7.36 | 7.13 | 6.79 |
| 20 | 6.46 | 6.69 | 7.09 | 7.34 | 7.85 | 8.03 | 7.87 | 7.45 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.8° | 2.86 | 146.9° | 3.04 |
| 8 | 42.6° | 3.5 | 150.7° | 3.91 |
| 10 | 41.2° | 3.96 | 153.3° | 4.68 |
| 12 | 39.6° | 4.28 | 160.4° | 5.36 |
| 14 | 38.8° | 4.45 | 173.6° | 5.92 |
| 16 | 38.7° | 4.52 | 179° | 6.34 |
| 20 | 39.9° | 4.51 | 179° | 6.97 |
Loading polar chart…