Hamba
RSA Elvstrom 1/4 TonSail number RSA/SA290
GPH
762.9
OSN
743
LOA
7.53 m
Displacement
1800 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6275
Medium
0.8245
High
0.9174
Triple Offshore
Low
0.7948
Medium
0.9884
High
1.0811
Boat Specifications
Dimensions
- Length overall
- 7.53 m
- Beam
- 2.64 m
- Draft
- 1.48 m
- Displacement
- 1800 kg
- Crew weight
- 300 kg
- Wetted surface
- 12.08 m²
Sails
- Mainsail
- 13.66 m²
- Genoa
- 19.82 m²
- Spinnaker
- 42.4 m²
- Asymmetric spinnaker
- 35.37 m²
Design
- Type
- Elvstrom 1/4 Ton
- Builder
- Elvstrom & Kjareul
- Designer
- Elvstrom
- Year built
- 1977
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.41 | 4.62 | 4.77 | 4.7 | 4.73 | 4.6 | 4.22 | 3.67 |
| 8 | 5.13 | 5.28 | 5.39 | 5.43 | 5.5 | 5.42 | 5.11 | 4.53 |
| 10 | 5.45 | 5.55 | 5.65 | 5.76 | 5.84 | 5.8 | 5.61 | 5.26 |
| 12 | 5.61 | 5.72 | 5.84 | 6.01 | 6.15 | 6.11 | 5.92 | 5.66 |
| 14 | 5.71 | 5.85 | 6.02 | 6.15 | 6.43 | 6.43 | 6.24 | 5.94 |
| 16 | 5.75 | 5.92 | 6.17 | 6.29 | 6.66 | 6.71 | 6.56 | 6.23 |
| 20 | 5.75 | 5.96 | 6.33 | 6.59 | 6.9 | 7.09 | 7.1 | 6.81 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 40.7° | 2.95 | 149.2° | 3.18 |
| 8 | 40.9° | 3.48 | 151.9° | 3.92 |
| 10 | 39° | 3.87 | 155.9° | 4.6 |
| 12 | 37.9° | 4.06 | 180° | 5.2 |
| 14 | 37.5° | 4.14 | 180° | 5.61 |
| 16 | 37.5° | 4.16 | 180° | 5.88 |
| 20 | 38.6° | 4.09 | 180° | 6.44 |
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