TASHUNKA WITKO II
ITA First 27.7Sail number ITA/ITA14467
GPH
663
OSN
644.8
LOA
8.3 m
Displacement
2810 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6138
Medium
0.8286
High
0.951
Triple Offshore
Low
0.7935
Medium
1.0184
High
1.1478
Boat Specifications
Dimensions
- Length overall
- 8.3 m
- Beam
- 3.03 m
- Draft
- 2.14 m
- Displacement
- 2810 kg
- Crew weight
- 410 kg
- Wetted surface
- 19.64 m²
Sails
- Mainsail
- 27 m²
- Genoa
- 20.65 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 | 4.86 | 5.12 | 5.36 | 5.65 | 5.55 | 5.31 | 4.74 | 4.02 |
| 8 | 5.74 | 5.99 | 6.28 | 6.51 | 6.46 | 6.32 | 5.82 | 5.04 |
| 10 | 6.32 | 6.47 | 6.69 | 6.92 | 6.91 | 6.81 | 6.52 | 5.9 |
| 12 | 6.62 | 6.75 | 6.89 | 7.24 | 7.36 | 7.24 | 6.93 | 6.44 |
| 14 | 6.78 | 6.95 | 7.15 | 7.45 | 7.84 | 7.74 | 7.37 | 6.77 |
| 16 | 6.85 | 7.06 | 7.4 | 7.63 | 8.29 | 8.29 | 7.87 | 7.06 |
| 20 | 6.88 | 7.12 | 7.64 | 8.13 | 8.96 | 9.57 | 9.13 | 7.88 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.21 | 145° | 3.48 |
| 8 | 40.5° | 3.86 | 148° | 4.37 |
| 10 | 39.8° | 4.41 | 148.5° | 5.11 |
| 12 | 37.3° | 4.8 | 150.5° | 5.58 |
| 14 | 36° | 4.97 | 175° | 6.06 |
| 16 | 35.6° | 5.02 | 177.5° | 6.53 |
| 20 | 36.2° | 5.04 | 178° | 7.16 |
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