AMNESIA
ITA First 47.7 SDSail number ITA/ITA17505
GPH
579.8
OSN
560.5
LOA
14.506 m
Displacement
12043 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6711
Medium
0.9457
High
1.1043
Triple Offshore
Low
0.8765
Medium
1.1818
High
1.348
Boat Specifications
Dimensions
- Length overall
- 14.506 m
- Beam
- 4.51 m
- Draft
- 2.29 m
- Displacement
- 12043 kg
- Crew weight
- 500 kg
- Wetted surface
- 43.4 m²
Sails
- Mainsail
- 56.83 m²
- Genoa
- 56.68 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 148.98 m²
Design
- Type
- First 47.7 SD
- Builder
- Beneteau
- Designer
- Farr
- Year built
- 1998
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.5 | 5.84 | 6.08 | 6.21 | 5.98 | 5.74 | 5.04 | 4.25 |
| 8 | 6.63 | 6.95 | 7.17 | 7.4 | 7.23 | 7.08 | 6.48 | 5.48 |
| 10 | 7.42 | 7.68 | 7.91 | 8.13 | 8.11 | 8.01 | 7.56 | 6.62 |
| 12 | 7.9 | 8.11 | 8.33 | 8.57 | 8.63 | 8.57 | 8.25 | 7.51 |
| 14 | 8.19 | 8.39 | 8.59 | 8.91 | 9.05 | 9.02 | 8.72 | 8.07 |
| 16 | 8.35 | 8.57 | 8.82 | 9.2 | 9.44 | 9.45 | 9.16 | 8.45 |
| 20 | 8.5 | 8.76 | 9.17 | 9.59 | 10.08 | 10.35 | 10.08 | 9.07 |
| 24 | 8.56 | 8.87 | 9.39 | 9.84 | 10.82 | 11.3 | 11.27 | 9.75 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.6° | 3.54 | 143.1° | 3.68 |
| 8 | 42.7° | 4.38 | 146.4° | 4.74 |
| 10 | 41.3° | 5.02 | 146.2° | 5.73 |
| 12 | 39.9° | 5.48 | 148.7° | 6.5 |
| 14 | 39.1° | 5.74 | 149.4° | 6.99 |
| 16 | 39.1° | 5.88 | 150.9° | 7.32 |
| 20 | 38.8° | 6.02 | 175.4° | 8.28 |
| 24 | 39.3° | 6.02 | 176.3° | 8.95 |
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