Humming Bird
NED HB 31Sail number NED/NED5804
GPH
697.5
OSN
676.4
LOA
9.255 m
Displacement
3047 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5927
Medium
0.8007
High
0.9114
Triple Offshore
Low
0.7599
Medium
0.968
High
1.0712
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
- 18 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
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.91 | 5.14 | 5.26 | 5.15 | 5.07 | 4.88 | 4.36 | 3.66 |
| 8 | 5.7 | 5.88 | 5.99 | 5.99 | 6 | 5.86 | 5.35 | 4.69 |
| 10 | 6.12 | 6.25 | 6.35 | 6.43 | 6.47 | 6.38 | 6.07 | 5.54 |
| 12 | 6.32 | 6.45 | 6.58 | 6.69 | 6.79 | 6.71 | 6.48 | 6.14 |
| 14 | 6.43 | 6.58 | 6.75 | 6.85 | 7.08 | 7.01 | 6.79 | 6.51 |
| 16 | 6.49 | 6.65 | 6.88 | 7 | 7.36 | 7.35 | 7.1 | 6.8 |
| 20 | 6.55 | 6.73 | 7.03 | 7.31 | 7.81 | 8.09 | 7.92 | 7.44 |
| 24 | 6.55 | 6.75 | 7.12 | 7.52 | 8.13 | 8.7 | 9.02 | 8.34 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.7° | 3.25 | 145.6° | 3.17 |
| 8 | 40.4° | 3.91 | 150.5° | 4.06 |
| 10 | 38.5° | 4.34 | 154.3° | 4.82 |
| 12 | 37.3° | 4.57 | 163.7° | 5.49 |
| 14 | 36.9° | 4.66 | 177.2° | 6.04 |
| 16 | 36.9° | 4.71 | 179° | 6.42 |
| 20 | 37.2° | 4.74 | 179° | 6.99 |
| 24 | 38.4° | 4.68 | 178.4° | 7.65 |
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