ENEWTEC
ESP FIRST 34.7 SDSail number ESP/ESP8697
GPH
652.7
OSN
633.2
LOA
9.985 m
Displacement
4885 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6222
Medium
0.8446
High
0.9621
Triple Offshore
Low
0.8033
Medium
1.039
High
1.1534
Boat Specifications
Dimensions
- Length overall
- 9.985 m
- Beam
- 3.37 m
- Draft
- 1.69 m
- Displacement
- 4885 kg
- Crew weight
- 660 kg
- Wetted surface
- 23.57 m²
Sails
- Mainsail
- 34.18 m²
- Genoa
- 25.98 m²
- Spinnaker
- 77.73 m²
- Asymmetric spinnaker
- 65.4 m²
Design
- Type
- FIRST 34.7 SD
- Builder
- Beneteau
- Designer
- FARR
- Year built
- 2005
- Stability index
- 117.9
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.99 | 5.29 | 5.48 | 5.46 | 5.5 | 5.34 | 4.83 | 4.07 |
| 8 | 5.92 | 6.19 | 6.38 | 6.48 | 6.58 | 6.44 | 5.94 | 5.17 |
| 10 | 6.48 | 6.7 | 6.86 | 7.03 | 7.14 | 7.07 | 6.73 | 6.1 |
| 12 | 6.79 | 6.98 | 7.15 | 7.34 | 7.52 | 7.48 | 7.2 | 6.78 |
| 14 | 6.92 | 7.13 | 7.36 | 7.52 | 7.86 | 7.84 | 7.58 | 7.22 |
| 16 | 6.99 | 7.21 | 7.52 | 7.68 | 8.16 | 8.2 | 7.97 | 7.58 |
| 20 | 7.02 | 7.27 | 7.67 | 8.02 | 8.58 | 8.94 | 8.79 | 8.3 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.2° | 3.23 | 144.8° | 3.52 |
| 8 | 42.7° | 3.92 | 149.6° | 4.48 |
| 10 | 41.1° | 4.42 | 153.2° | 5.3 |
| 12 | 40° | 4.7 | 159.2° | 6 |
| 14 | 39.6° | 4.8 | 171.8° | 6.59 |
| 16 | 39.6° | 4.85 | 178.1° | 7.06 |
| 20 | 40.2° | 4.83 | 179° | 7.75 |
Loading polar chart…