QUEN VAI
ESP RO 330 (SD)Sail number ESP/ESP7430_C
Stored record updated May 13, 2026 UTC.
GPH
672.9
OSN
652.5
LOA
9.52 m
Displacement
3811 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6076
Medium
0.8223
High
0.9372
Triple Offshore
Low
0.7812
Medium
1.0063
High
1.1186
Boat Specifications
Dimensions
- Length overall
- 9.52 m
- Beam
- 3.25 m
- Draft
- 1.65 m
- Displacement
- 3811 kg
- Crew weight
- 300 kg
- Wetted surface
- 20.83 m²
Sails
- Mainsail
- 27.96 m²
- Genoa
- 28.13 m²
- Spinnaker
- 64.17 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- RO 330 (SD)
- Builder
- MOA
- Designer
- I.TOLEDO
- Year built
- 1997
Performance data
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.94 | 5.21 | 5.4 | 5.31 | 5.24 | 5.08 | 4.58 | 3.88 |
| 8 | 5.82 | 6.05 | 6.21 | 6.17 | 6.26 | 6.13 | 5.65 | 4.95 |
| 10 | 6.34 | 6.52 | 6.66 | 6.7 | 6.83 | 6.75 | 6.43 | 5.84 |
| 12 | 6.61 | 6.77 | 6.94 | 7 | 7.2 | 7.15 | 6.9 | 6.49 |
| 14 | 6.74 | 6.93 | 7.14 | 7.22 | 7.52 | 7.5 | 7.28 | 6.92 |
| 16 | 6.79 | 7 | 7.3 | 7.44 | 7.8 | 7.84 | 7.64 | 7.28 |
| 20 | 6.83 | 7.07 | 7.46 | 7.79 | 8.13 | 8.52 | 8.44 | 7.99 |
| 24 | 6.8 | 7.07 | 7.55 | 8 | 8.41 | 8.99 | 9.78 | 8.88 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.9° | 3.22 | 145.2° | 3.36 |
| 8 | 41.7° | 3.91 | 149.8° | 4.28 |
| 10 | 40.3° | 4.37 | 153.3° | 5.08 |
| 12 | 39.4° | 4.62 | 159.7° | 5.75 |
| 14 | 39.4° | 4.72 | 173.2° | 6.32 |
| 16 | 39.4° | 4.77 | 178.1° | 6.77 |
| 20 | 40.1° | 4.76 | 178.6° | 7.45 |
| 24 | 42° | 4.62 | 178.3° | 8.12 |
VPP POLAR · BOAT SPEED BY TWAKT
Hover or tap the chart, or use the slider, to read boat speeds.
True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt24 kt
Data table
| TWA | Boat speed in 6 kt (kt) | Boat speed in 8 kt (kt) | Boat speed in 10 kt (kt) | Boat speed in 12 kt (kt) | Boat speed in 14 kt (kt) | Boat speed in 16 kt (kt) | Boat speed in 20 kt (kt) | Boat speed in 24 kt (kt) |
|---|---|---|---|---|---|---|---|---|
| 0° | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 52° | 4.94 | 5.82 | 6.34 | 6.61 | 6.74 | 6.79 | 6.83 | 6.80 |
| 60° | 5.21 | 6.05 | 6.52 | 6.77 | 6.93 | 7.00 | 7.07 | 7.07 |
| 75° | 5.40 | 6.21 | 6.66 | 6.94 | 7.14 | 7.30 | 7.46 | 7.55 |
| 90° | 5.31 | 6.17 | 6.70 | 7.00 | 7.22 | 7.44 | 7.79 | 8.00 |
| 110° | 5.24 | 6.26 | 6.83 | 7.20 | 7.52 | 7.80 | 8.13 | 8.41 |
| 120° | 5.08 | 6.13 | 6.75 | 7.15 | 7.50 | 7.84 | 8.52 | 8.99 |
| 135° | 4.58 | 5.65 | 6.43 | 6.90 | 7.28 | 7.64 | 8.44 | 9.78 |
| 150° | 3.88 | 4.95 | 5.84 | 6.49 | 6.92 | 7.28 | 7.99 | 8.88 |