Blue Jack
NED Sprinta SportSail number NED/NED8924
GPH
767
OSN
745.5
LOA
6.988 m
Displacement
1100 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6049
Medium
0.8133
High
0.9123
Triple Offshore
Low
0.776
Medium
0.9898
High
1.0981
Boat Specifications
Dimensions
- Length overall
- 6.988 m
- Beam
- 2.46 m
- Draft
- 1.35 m
- Displacement
- 1100 kg
- Crew weight
- 299 kg
- Wetted surface
- 10.26 m²
Sails
- Mainsail
- 15.13 m²
- Genoa
- 10.4 m²
- Spinnaker
- 32.23 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Sprinta Sport
- Builder
- Dehler B.B.
- Designer
- v.d.Stadt & Prtnrs
- Year built
- 1978
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.19 | 4.41 | 4.6 | 4.77 | 4.82 | 4.66 | 4.18 | 3.59 |
| 8 | 4.96 | 5.17 | 5.32 | 5.53 | 5.56 | 5.47 | 5.09 | 4.48 |
| 10 | 5.4 | 5.54 | 5.66 | 5.92 | 5.97 | 5.89 | 5.67 | 5.27 |
| 12 | 5.63 | 5.77 | 5.91 | 6.21 | 6.38 | 6.29 | 6.03 | 5.72 |
| 14 | 5.74 | 5.93 | 6.17 | 6.35 | 6.75 | 6.7 | 6.42 | 6.07 |
| 16 | 5.77 | 5.99 | 6.35 | 6.51 | 7.04 | 7.11 | 6.81 | 6.43 |
| 20 | 5.75 | 5.98 | 6.47 | 6.89 | 7.39 | 7.83 | 7.74 | 7.18 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.7° | 2.79 | 149.4° | 3.11 |
| 8 | 41.3° | 3.31 | 153° | 3.89 |
| 10 | 40.7° | 3.73 | 155.8° | 4.6 |
| 12 | 39.1° | 3.99 | 180° | 5.26 |
| 14 | 39° | 4.06 | 180° | 5.68 |
| 16 | 39.5° | 4.05 | 180° | 6.01 |
| 20 | 41.2° | 3.97 | 180° | 6.69 |
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