TABA
TUR SIGMA 8 ODSail number TUR/TUR75
GPH
662.6
OSN
640
LOA
8.28 m
Displacement
1499 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6085
Medium
0.8304
High
0.9554
Triple Offshore
Low
0.7829
Medium
1.0234
High
1.1739
Boat Specifications
Dimensions
- Length overall
- 8.28 m
- Beam
- 2.49 m
- Draft
- 1.68 m
- Displacement
- 1499 kg
- Crew weight
- 420 kg
- Wetted surface
- 14.85 m²
Sails
- Mainsail
- 22.87 m²
- Genoa
- 13.81 m²
- Spinnaker
- 43.43 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- SIGMA 8 OD
- Builder
- SEAWAY
- Designer
- D.PETERSEN
- Year built
- 1994
- Stability index
- 102.5
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.9 | 5.14 | 5.27 | 5.31 | 5.32 | 5.15 | 4.62 | 3.86 |
| 8 | 5.81 | 6.02 | 6.16 | 6.28 | 6.36 | 6.22 | 5.71 | 4.93 |
| 10 | 6.34 | 6.5 | 6.64 | 6.81 | 7.01 | 6.89 | 6.45 | 5.84 |
| 12 | 6.62 | 6.83 | 7.06 | 7.14 | 7.64 | 7.56 | 7.04 | 6.51 |
| 14 | 6.76 | 7.04 | 7.43 | 7.55 | 8.18 | 8.26 | 7.68 | 7.05 |
| 16 | 6.84 | 7.16 | 7.68 | 8.01 | 8.57 | 8.96 | 8.42 | 7.64 |
| 20 | 6.89 | 7.26 | 7.93 | 8.66 | 9.26 | 10.03 | 10.23 | 9.03 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.9° | 3.24 | 144.8° | 3.34 |
| 8 | 40.6° | 3.95 | 149.3° | 4.27 |
| 10 | 38.8° | 4.45 | 152.9° | 5.07 |
| 12 | 37.5° | 4.72 | 159.2° | 5.75 |
| 14 | 37.6° | 4.81 | 174.8° | 6.33 |
| 16 | 37.6° | 4.85 | 175.4° | 6.83 |
| 20 | 38.4° | 4.83 | 167.6° | 7.9 |
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