SEVEN SPIRIT
FRA SURPRISE MK2Sail number FRA/FRA22344
GPH
692.8
OSN
670.7
LOA
7.64 m
Displacement
1343 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6639
Medium
0.9047
High
1.0335
Triple Offshore
Low
0.852
Medium
1.0976
High
1.2421
Boat Specifications
Dimensions
- Length overall
- 7.64 m
- Beam
- 2.38 m
- Draft
- 1.58 m
- Displacement
- 1343 kg
- Crew weight
- 383 kg
- Wetted surface
- 13.13 m²
Sails
- Mainsail
- 18.9 m²
- Genoa
- 16 m²
- Spinnaker
- 41.08 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- SURPRISE MK2
- Builder
- ARCHAMBAULT
- Designer
- JOUBERT/NIVELT
- Year built
- 1977
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.78 | 5.01 | 5.19 | 5.11 | 5.14 | 4.96 | 4.41 | 3.72 |
| 8 | 5.64 | 5.81 | 5.92 | 6 | 6.04 | 5.93 | 5.44 | 4.72 |
| 10 | 6.06 | 6.18 | 6.28 | 6.44 | 6.52 | 6.42 | 6.15 | 5.59 |
| 12 | 6.27 | 6.43 | 6.62 | 6.71 | 7.05 | 6.93 | 6.58 | 6.19 |
| 14 | 6.35 | 6.55 | 6.9 | 7.03 | 7.53 | 7.51 | 7.08 | 6.59 |
| 16 | 6.4 | 6.63 | 7.05 | 7.38 | 7.86 | 8.16 | 7.64 | 7.05 |
| 20 | 6.44 | 6.68 | 7.19 | 7.79 | 8.48 | 9.18 | 9.26 | 8.15 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.6° | 3.18 | 146.9° | 3.22 |
| 8 | 40.5° | 3.85 | 150.7° | 4.08 |
| 10 | 38° | 4.36 | 152° | 4.86 |
| 12 | 36.2° | 4.58 | 165.6° | 5.55 |
| 14 | 35.5° | 4.67 | 180° | 6.09 |
| 16 | 35.4° | 4.71 | 180° | 6.47 |
| 20 | 35.7° | 4.72 | 180° | 7.33 |
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