GAMBERETTO
ITA SURPRISESail number ITA/ITA1556SU
GPH
695
OSN
672.4
LOA
7.64 m
Displacement
1285 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5856
Medium
0.7993
High
0.9131
Triple Offshore
Low
0.7537
Medium
0.9728
High
1.1037
Boat Specifications
Dimensions
- Length overall
- 7.64 m
- Beam
- 2.38 m
- Draft
- 1.58 m
- Displacement
- 1285 kg
- Crew weight
- 400 kg
- Wetted surface
- 13.13 m²
Sails
- Mainsail
- 19.07 m²
- Genoa
- 17.05 m²
- Spinnaker
- 41.15 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- SURPRISE
- Builder
- Archambault
- Designer
- JOUBERT-NIVELT
- Year built
- 1977
- Stability index
- 99.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.77 | 5.03 | 5.21 | 5.14 | 5.12 | 4.94 | 4.4 | 3.69 |
| 8 | 5.62 | 5.82 | 5.94 | 5.99 | 6.03 | 5.91 | 5.4 | 4.69 |
| 10 | 6.05 | 6.18 | 6.29 | 6.43 | 6.52 | 6.41 | 6.12 | 5.58 |
| 12 | 6.27 | 6.43 | 6.63 | 6.75 | 7.07 | 6.95 | 6.57 | 6.18 |
| 14 | 6.35 | 6.57 | 6.94 | 7.08 | 7.59 | 7.54 | 7.09 | 6.6 |
| 16 | 6.41 | 6.66 | 7.1 | 7.46 | 7.97 | 8.23 | 7.69 | 7.08 |
| 20 | 6.44 | 6.72 | 7.26 | 7.92 | 8.74 | 9.36 | 9.31 | 8.25 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.3° | 3.15 | 146.6° | 3.2 |
| 8 | 41.1° | 3.81 | 150.5° | 4.07 |
| 10 | 38.8° | 4.31 | 152.3° | 4.84 |
| 12 | 36.9° | 4.56 | 162.8° | 5.53 |
| 14 | 36.3° | 4.64 | 177.2° | 6.06 |
| 16 | 36° | 4.68 | 178.4° | 6.44 |
| 20 | 36.6° | 4.67 | 175.4° | 7.33 |
Loading polar chart…