CHACHA 3
FRA FIRST 47.7 (9/10)Sail number FRA/FRA29808
GPH
564
OSN
546.1
LOA
14.5 m
Displacement
12530 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7082
Medium
0.9768
High
1.1415
Triple Offshore
Low
0.9169
Medium
1.207
High
1.3621
Boat Specifications
Dimensions
- Length overall
- 14.5 m
- Beam
- 4.51 m
- Draft
- 2.82 m
- Displacement
- 12530 kg
- Crew weight
- 962 kg
- Wetted surface
- 44.62 m²
Sails
- Mainsail
- 62.25 m²
- Genoa
- 68.23 m²
- Spinnaker
- 132.15 m²
- Asymmetric spinnaker
- 118.35 m²
Design
- Type
- FIRST 47.7 (9/10)
- Builder
- BENETEAU
- Designer
- FARR
- Year built
- 1999
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.99 | 6.3 | 6.51 | 6.37 | 6.04 | 5.77 | 5.12 | 4.28 |
| 8 | 7.09 | 7.36 | 7.53 | 7.47 | 7.29 | 7.08 | 6.43 | 5.51 |
| 10 | 7.76 | 7.97 | 8.11 | 8.18 | 8.13 | 7.98 | 7.46 | 6.58 |
| 12 | 8.11 | 8.3 | 8.46 | 8.59 | 8.62 | 8.53 | 8.16 | 7.47 |
| 14 | 8.28 | 8.49 | 8.71 | 8.88 | 9 | 8.95 | 8.63 | 8.13 |
| 16 | 8.37 | 8.58 | 8.88 | 9.1 | 9.34 | 9.35 | 9.04 | 8.58 |
| 20 | 8.46 | 8.69 | 9.07 | 9.43 | 9.96 | 10.1 | 9.87 | 9.36 |
| 24 | 8.49 | 8.75 | 9.21 | 9.66 | 10.5 | 10.78 | 10.84 | 10.2 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.94 | 142.6° | 3.71 |
| 8 | 40.9° | 4.8 | 146.9° | 4.77 |
| 10 | 39.2° | 5.4 | 150.7° | 5.7 |
| 12 | 38° | 5.75 | 154.1° | 6.51 |
| 14 | 37.3° | 5.92 | 159.9° | 7.2 |
| 16 | 37° | 6.01 | 171.3° | 7.81 |
| 20 | 37.1° | 6.1 | 178.6° | 8.7 |
| 24 | 37.6° | 6.1 | 178.6° | 9.43 |
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