SEA WITCH
USA FIRST 44.7Sail number USA/CAN52276
GPH
556.6
OSN
544
LOA
13.354 m
Displacement
8988 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7536
Medium
0.9743
High
1.0832
Triple Offshore
Low
0.9689
Medium
1.2049
High
1.3188
Boat Specifications
Dimensions
- Length overall
- 13.354 m
- Beam
- 3.97 m
- Draft
- 2.11 m
- Displacement
- 8988 kg
- Crew weight
- 526 kg
- Wetted surface
- 35.47 m²
Sails
- Mainsail
- 65.38 m²
- Genoa
- 59.11 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 157.32 m²
Design
- Type
- FIRST 44.7
- Builder
- BENETEAU
- Designer
- FARR
- Year built
- 2004
- Stability index
- 128.4
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.21 | 6.54 | 6.79 | 6.69 | 6.44 | 6.3 | 5.68 | 4.8 |
| 8 | 7.18 | 7.45 | 7.64 | 7.59 | 7.61 | 7.51 | 6.99 | 6.03 |
| 10 | 7.62 | 7.88 | 8.07 | 8.1 | 8.24 | 8.19 | 7.86 | 7.07 |
| 12 | 7.82 | 8.06 | 8.34 | 8.44 | 8.65 | 8.68 | 8.41 | 7.81 |
| 14 | 7.93 | 8.17 | 8.5 | 8.72 | 8.92 | 9.13 | 8.9 | 8.25 |
| 16 | 8 | 8.25 | 8.62 | 8.95 | 9.16 | 9.51 | 9.42 | 8.62 |
| 20 | 8.05 | 8.32 | 8.77 | 9.23 | 9.58 | 10.09 | 10.62 | 9.38 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 4.07 | 143.3° | 4.15 |
| 8 | 41.2° | 4.85 | 146.4° | 5.22 |
| 10 | 40° | 5.23 | 149.6° | 6.12 |
| 12 | 39.3° | 5.43 | 150.5° | 6.76 |
| 14 | 38.8° | 5.53 | 151.1° | 7.15 |
| 16 | 38.8° | 5.59 | 173.6° | 7.63 |
| 20 | 40.2° | 5.58 | 175.7° | 8.48 |
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