ERA ORA
FRA FIRST 28 DKSail number FRA/FRA13126
GPH
741.2
OSN
718.6
LOA
8.61 m
Displacement
2994 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6139
Medium
0.8383
High
0.9749
Triple Offshore
Low
0.7894
Medium
1.0301
High
1.1603
Boat Specifications
Dimensions
- Length overall
- 8.61 m
- Beam
- 2.99 m
- Draft
- 1.68 m
- Displacement
- 2994 kg
- Crew weight
- 424 kg
- Wetted surface
- 17.31 m²
Sails
- Mainsail
- 15.49 m²
- Genoa
- 26.25 m²
- Spinnaker
- 55.12 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 28 DK
- Builder
- BENETEAU SA
- Designer
- FINOT Jean Marie
- Year built
- 1981
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.33 | 4.57 | 4.76 | 4.7 | 4.76 | 4.62 | 4.23 | 3.63 |
| 8 | 5.12 | 5.41 | 5.61 | 5.62 | 5.76 | 5.64 | 5.18 | 4.56 |
| 10 | 5.69 | 5.9 | 6.06 | 6.17 | 6.27 | 6.22 | 5.96 | 5.38 |
| 12 | 6 | 6.16 | 6.3 | 6.46 | 6.6 | 6.55 | 6.35 | 6.02 |
| 14 | 6.18 | 6.33 | 6.49 | 6.61 | 6.92 | 6.89 | 6.66 | 6.36 |
| 16 | 6.26 | 6.44 | 6.67 | 6.75 | 7.2 | 7.22 | 7 | 6.65 |
| 20 | 6.28 | 6.5 | 6.9 | 7.14 | 7.51 | 7.76 | 7.66 | 7.27 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.5° | 2.82 | 147.9° | 3.14 |
| 8 | 42.3° | 3.38 | 151.6° | 3.95 |
| 10 | 41.9° | 3.8 | 151.7° | 4.67 |
| 12 | 40.7° | 4.15 | 160.7° | 5.33 |
| 14 | 39.6° | 4.35 | 180° | 5.9 |
| 16 | 39.4° | 4.42 | 180° | 6.27 |
| 20 | 40.1° | 4.39 | 180° | 6.83 |
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