PROTON
ESP FIRST 21.7 SSail number ESP/ESP6391_C
GPH
749.8
OSN
729.2
LOA
6.22 m
Displacement
1183 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5651
Medium
0.7341
High
0.8259
Triple Offshore
Low
0.7159
Medium
0.894
High
0.9944
Boat Specifications
Dimensions
- Length overall
- 6.22 m
- Beam
- 2.5 m
- Draft
- 1.75 m
- Displacement
- 1183 kg
- Crew weight
- 310 kg
- Wetted surface
- 11.29 m²
Sails
- Mainsail
- 14.86 m²
- Genoa
- 15.8 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 33.75 m²
Design
- Type
- FIRST 21.7 S
- Builder
- BENETEAU
- Designer
- FINOT JEAN MARIE
- Year built
- 2000
- Stability index
- 117.2
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.55 | 4.74 | 4.85 | 4.76 | 4.77 | 4.61 | 4.19 | 3.6 |
| 8 | 5.24 | 5.37 | 5.46 | 5.52 | 5.54 | 5.44 | 5.1 | 4.5 |
| 10 | 5.57 | 5.68 | 5.78 | 5.92 | 5.98 | 5.9 | 5.66 | 5.16 |
| 12 | 5.78 | 5.91 | 6.04 | 6.26 | 6.38 | 6.31 | 6.05 | 5.57 |
| 14 | 5.91 | 6.08 | 6.28 | 6.49 | 6.75 | 6.7 | 6.44 | 5.87 |
| 16 | 5.97 | 6.16 | 6.46 | 6.63 | 7.12 | 7.11 | 6.82 | 6.16 |
| 20 | 5.99 | 6.23 | 6.63 | 6.99 | 7.75 | 8.12 | 7.78 | 6.75 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.7° | 3.06 | 146.6° | 3.12 |
| 8 | 39.6° | 3.63 | 147.3° | 3.9 |
| 10 | 37.6° | 4.01 | 147.8° | 4.47 |
| 12 | 36.3° | 4.24 | 169.4° | 4.84 |
| 14 | 36° | 4.32 | 175.4° | 5.35 |
| 16 | 36° | 4.34 | 177.2° | 5.7 |
| 20 | 37° | 4.3 | 177.2° | 6.28 |
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