Humming Bird
NED HB 31Sail number NED/NED5804
GPH
696.8
OSN
675.9
LOA
9.255 m
Displacement
3047 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5942
Medium
0.8011
High
0.9109
Triple Offshore
Low
0.7614
Medium
0.9687
High
1.0713
Boat Specifications
Dimensions
- Length overall
- 9.255 m
- Beam
- 3.07 m
- Draft
- 1.75 m
- Displacement
- 3047 kg
- Crew weight
- 432 kg
- Wetted surface
- 17.89 m²
Sails
- Mainsail
- 25.89 m²
- Genoa
- 21.4 m²
- Spinnaker
- 47.22 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- HB 31
- Builder
- Hunter Boats
- Designer
- v.d.Stadt & Prtnrs
- Year built
- 1983
- Stability index
- 107.8
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.92 | 5.15 | 5.27 | 5.15 | 5.08 | 4.89 | 4.36 | 3.67 |
| 8 | 5.71 | 5.89 | 6 | 5.99 | 6.01 | 5.86 | 5.36 | 4.7 |
| 10 | 6.12 | 6.25 | 6.36 | 6.43 | 6.48 | 6.39 | 6.08 | 5.55 |
| 12 | 6.32 | 6.46 | 6.59 | 6.69 | 6.8 | 6.72 | 6.49 | 6.15 |
| 14 | 6.43 | 6.58 | 6.75 | 6.86 | 7.09 | 7.03 | 6.8 | 6.52 |
| 16 | 6.49 | 6.65 | 6.89 | 7.01 | 7.36 | 7.36 | 7.12 | 6.81 |
| 20 | 6.54 | 6.73 | 7.04 | 7.32 | 7.81 | 8.09 | 7.94 | 7.47 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.6° | 3.26 | 146° | 3.18 |
| 8 | 40.2° | 3.92 | 151.1° | 4.07 |
| 10 | 38.4° | 4.34 | 155° | 4.84 |
| 12 | 37.5° | 4.56 | 164.6° | 5.51 |
| 14 | 37° | 4.65 | 177.2° | 6.06 |
| 16 | 37° | 4.7 | 179° | 6.44 |
| 20 | 37.5° | 4.73 | 179° | 7.01 |
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