KALFOU
USA FIRST 38 SDSail number USA/USA25158
GPH
635.4
OSN
617.7
LOA
11.75 m
Displacement
7987 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6454
Medium
0.864
High
0.9817
Triple Offshore
Low
0.8306
Medium
1.0645
High
1.1769
Boat Specifications
Dimensions
- Length overall
- 11.75 m
- Beam
- 3.93 m
- Draft
- 1.71 m
- Displacement
- 7987 kg
- Crew weight
- 817 kg
- Wetted surface
- 31.32 m²
Sails
- Mainsail
- 36.34 m²
- Genoa
- 49.99 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 118.23 m²
Design
- Type
- FIRST 38 SD
- Builder
- BENETEAU
- Designer
- BERET
- Year built
- 1985
- Stability index
- 115.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.25 | 5.56 | 5.74 | 5.62 | 5.58 | 5.43 | 4.88 | 4.15 |
| 8 | 6.19 | 6.44 | 6.6 | 6.54 | 6.69 | 6.56 | 6.07 | 5.25 |
| 10 | 6.74 | 6.92 | 7.05 | 7.11 | 7.26 | 7.2 | 6.91 | 6.19 |
| 12 | 7.02 | 7.17 | 7.31 | 7.41 | 7.6 | 7.58 | 7.37 | 6.83 |
| 14 | 7.17 | 7.33 | 7.51 | 7.58 | 7.88 | 7.89 | 7.71 | 7.18 |
| 16 | 7.25 | 7.43 | 7.65 | 7.75 | 8.13 | 8.2 | 8.03 | 7.45 |
| 20 | 7.33 | 7.52 | 7.83 | 8.06 | 8.51 | 8.81 | 8.71 | 7.91 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.1° | 3.42 | 144.8° | 3.6 |
| 8 | 42° | 4.12 | 147.8° | 4.55 |
| 10 | 40.8° | 4.63 | 147.3° | 5.36 |
| 12 | 39.6° | 4.94 | 148.9° | 5.91 |
| 14 | 38.8° | 5.09 | 150.9° | 6.23 |
| 16 | 38.2° | 5.18 | 173° | 6.72 |
| 20 | 37.8° | 5.25 | 177.2° | 7.41 |
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