UNIQUE
GER GRAND-SURPRISESail number GER/BOD2597
GPH
599.8
OSN
587.4
LOA
9.55 m
Displacement
2679 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7097
Medium
0.8983
High
1.0099
Triple Offshore
Low
0.9067
Medium
1.1112
High
1.2348
Boat Specifications
Dimensions
- Length overall
- 9.55 m
- Beam
- 2.96 m
- Draft
- 2.08 m
- Displacement
- 2679 kg
- Crew weight
- 350 kg
- Wetted surface
- 19.99 m²
Sails
- Mainsail
- 36.2 m²
- Genoa
- 30.16 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 93.37 m²
Design
- Type
- GRAND-SURPRISE
- Builder
- ARCHAMBAULT
- Designer
- JOUBERT - NIVELT
- Year built
- 2000
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 | 5.77 | 6.05 | 6.24 | 6.15 | 6.08 | 5.96 | 5.38 | 4.53 |
| 8 | 6.58 | 6.82 | 6.99 | 6.98 | 7.08 | 7.03 | 6.62 | 5.73 |
| 10 | 6.86 | 7.09 | 7.37 | 7.47 | 7.59 | 7.69 | 7.37 | 6.7 |
| 12 | 6.98 | 7.23 | 7.6 | 7.88 | 7.95 | 8.25 | 8.08 | 7.32 |
| 14 | 7.07 | 7.33 | 7.76 | 8.18 | 8.28 | 8.67 | 8.83 | 7.89 |
| 16 | 7.13 | 7.4 | 7.9 | 8.39 | 8.59 | 9.07 | 9.66 | 8.56 |
| 20 | 7.19 | 7.5 | 8.08 | 8.74 | 9.37 | 9.86 | 11.16 | 10.39 |
| 24 | 7.15 | 7.51 | 8.17 | 8.98 | 10.04 | 10.61 | 12.61 | 13.62 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.84 | 143° | 3.92 |
| 8 | 39.9° | 4.5 | 146° | 4.96 |
| 10 | 39° | 4.76 | 149.9° | 5.8 |
| 12 | 38.8° | 4.87 | 150.1° | 6.34 |
| 14 | 38.7° | 4.94 | 147.6° | 6.83 |
| 16 | 38.7° | 4.98 | 145.5° | 7.41 |
| 20 | 39.5° | 4.97 | 143.6° | 9 |
| 24 | 42.1° | 4.83 | 146.2° | 11.79 |
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