TUCAN
ESP ALPA 21Sail number ESP/ESP5824_C
GPH
799.8
OSN
774.1
LOA
6.802 m
Displacement
1287 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5112
Medium
0.696
High
0.7846
Triple Offshore
Low
0.6569
Medium
0.8473
High
0.9397
Boat Specifications
Dimensions
- Length overall
- 6.802 m
- Beam
- 2.21 m
- Draft
- 1.14 m
- Displacement
- 1287 kg
- Crew weight
- 250 kg
- Wetted surface
- 11.48 m²
Sails
- Mainsail
- 12.54 m²
- Genoa
- 16.42 m²
- Spinnaker
- 34.41 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- ALPA 21
- Builder
- ALPA
- Designer
- SPARKMAN & STEPHEN
- Year built
- 1976
- Stability index
- 126.2
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.1 | 4.35 | 4.5 | 4.43 | 4.51 | 4.36 | 3.85 | 3.33 |
| 8 | 4.83 | 5.04 | 5.18 | 5.25 | 5.32 | 5.22 | 4.79 | 4.25 |
| 10 | 5.27 | 5.42 | 5.54 | 5.68 | 5.76 | 5.69 | 5.47 | 5.03 |
| 12 | 5.5 | 5.63 | 5.77 | 5.92 | 6.09 | 6.04 | 5.84 | 5.55 |
| 14 | 5.6 | 5.76 | 5.95 | 6.06 | 6.39 | 6.38 | 6.18 | 5.89 |
| 16 | 5.64 | 5.81 | 6.08 | 6.21 | 6.69 | 6.75 | 6.53 | 6.2 |
| 20 | 5.63 | 5.83 | 6.19 | 6.53 | 7.17 | 7.64 | 7.49 | 6.91 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.2° | 2.66 | 148.4° | 2.89 |
| 8 | 42.4° | 3.21 | 152.8° | 3.69 |
| 10 | 41.5° | 3.6 | 155.9° | 4.39 |
| 12 | 40° | 3.85 | 169.4° | 5.04 |
| 14 | 40° | 3.92 | 177.2° | 5.49 |
| 16 | 40.2° | 3.94 | 179° | 5.81 |
| 20 | 42° | 3.85 | 178.4° | 6.41 |
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