Hamba
RSA Elvstrom 1/4 TonSail number RSA/RSA290
GPH
762
OSN
743
LOA
7.53 m
Displacement
1800 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5619
Medium
0.7332
High
0.8117
Triple Offshore
Low
0.7107
Medium
0.878
High
0.9565
Boat Specifications
Dimensions
- Length overall
- 7.53 m
- Beam
- 2.64 m
- Draft
- 1.48 m
- Displacement
- 1800 kg
- Crew weight
- 260 kg
- Wetted surface
- 12.05 m²
Sails
- Mainsail
- 13.66 m²
- Genoa
- 19.82 m²
- Spinnaker
- 43.1 m²
- Asymmetric spinnaker
- 0 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 | 4.44 | 4.66 | 4.8 | 4.73 | 4.76 | 4.63 | 4.25 | 3.7 |
| 8 | 5.13 | 5.28 | 5.39 | 5.41 | 5.5 | 5.44 | 5.14 | 4.56 |
| 10 | 5.45 | 5.55 | 5.65 | 5.74 | 5.85 | 5.81 | 5.62 | 5.29 |
| 12 | 5.6 | 5.72 | 5.84 | 5.91 | 6.15 | 6.12 | 5.93 | 5.67 |
| 14 | 5.68 | 5.83 | 6.01 | 6.09 | 6.42 | 6.44 | 6.26 | 5.96 |
| 16 | 5.72 | 5.89 | 6.15 | 6.28 | 6.58 | 6.7 | 6.58 | 6.25 |
| 20 | 5.71 | 5.91 | 6.29 | 6.57 | 6.79 | 7.01 | 7.11 | 6.83 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 40.5° | 2.98 | 149° | 3.2 |
| 8 | 40.5° | 3.5 | 152° | 3.95 |
| 10 | 39° | 3.87 | 156° | 4.63 |
| 12 | 38.2° | 4.04 | 180° | 5.23 |
| 14 | 37.9° | 4.1 | 180° | 5.62 |
| 16 | 37.9° | 4.11 | 180° | 5.9 |
| 20 | 38.6° | 4.06 | 180° | 6.46 |
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