TASHUNKA WITKO II
ITA First 27.7Sail number ITA/ITA14467
GPH
680.9
OSN
659
LOA
8.3 m
Displacement
2810 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.597
Medium
0.8049
High
0.9328
Triple Offshore
Low
0.7656
Medium
0.9945
High
1.1322
Boat Specifications
Dimensions
- Length overall
- 8.3 m
- Beam
- 3.02 m
- Draft
- 2.15 m
- Displacement
- 2810 kg
- Crew weight
- 410 kg
- Wetted surface
- 19.53 m²
Sails
- Mainsail
- 27 m²
- Genoa
- 20.1 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 63.84 m²
Design
- Type
- First 27.7
- Builder
- Beneteau
- Designer
- Finot
- Year built
- 2002
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.69 | 4.91 | 5.05 | 5.31 | 5.26 | 5.05 | 4.57 | 3.89 |
| 8 | 5.53 | 5.74 | 5.93 | 6.23 | 6.22 | 6.06 | 5.61 | 4.91 |
| 10 | 6.11 | 6.28 | 6.49 | 6.76 | 6.8 | 6.71 | 6.38 | 5.72 |
| 12 | 6.49 | 6.64 | 6.77 | 7.11 | 7.26 | 7.19 | 6.89 | 6.29 |
| 14 | 6.71 | 6.87 | 7.05 | 7.35 | 7.69 | 7.68 | 7.37 | 6.68 |
| 16 | 6.83 | 7.03 | 7.3 | 7.52 | 8.08 | 8.16 | 7.87 | 7.02 |
| 20 | 6.92 | 7.16 | 7.59 | 7.93 | 8.78 | 9.21 | 9.03 | 7.76 |
| 24 | 6.93 | 7.2 | 7.73 | 8.28 | 9.39 | 10.73 | 11.4 | 9.39 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.2° | 3.12 | 145.3° | 3.37 |
| 8 | 40° | 3.78 | 147.3° | 4.25 |
| 10 | 38.6° | 4.28 | 147.7° | 4.95 |
| 12 | 37.4° | 4.65 | 148.2° | 5.44 |
| 14 | 36.4° | 4.86 | 170.8° | 5.82 |
| 16 | 36° | 4.95 | 174.5° | 6.33 |
| 20 | 36.1° | 5 | 175.8° | 7.06 |
| 24 | 37.5° | 4.96 | 137.2° | 8.13 |
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