Inferna
FIN Inferno 31Sail number FIN/FIN6863
GPH
678.3
OSN
662.1
LOA
9.447 m
Displacement
4314 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6214
Medium
0.8142
High
0.9141
Triple Offshore
Low
0.7959
Medium
0.9883
High
1.0789
Boat Specifications
Dimensions
- Length overall
- 9.447 m
- Beam
- 3.02 m
- Draft
- 1.63 m
- Displacement
- 4314 kg
- Crew weight
- 460 kg
- Wetted surface
- 20.49 m²
Sails
- Mainsail
- 33.06 m²
- Genoa
- 30.53 m²
- Spinnaker
- 67.7 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Inferno 31
- Builder
- Finngulf Marine
- Designer
- Håkan Södergren
- Year built
- 1982
- Stability index
- 123.5
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.11 | 5.37 | 5.53 | 5.44 | 5.33 | 5.17 | 4.67 | 3.93 |
| 8 | 5.88 | 6.07 | 6.2 | 6.18 | 6.24 | 6.12 | 5.67 | 4.96 |
| 10 | 6.24 | 6.4 | 6.53 | 6.55 | 6.68 | 6.62 | 6.36 | 5.83 |
| 12 | 6.4 | 6.56 | 6.73 | 6.79 | 6.97 | 6.95 | 6.76 | 6.42 |
| 14 | 6.48 | 6.64 | 6.86 | 6.98 | 7.21 | 7.24 | 7.08 | 6.78 |
| 16 | 6.53 | 6.7 | 6.95 | 7.13 | 7.42 | 7.52 | 7.39 | 7.09 |
| 20 | 6.57 | 6.76 | 7.05 | 7.35 | 7.69 | 8.04 | 8.09 | 7.71 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.38 | 145.7° | 3.4 |
| 8 | 41.1° | 4 | 151.4° | 4.3 |
| 10 | 40° | 4.34 | 154.1° | 5.07 |
| 12 | 39.4° | 4.49 | 164.6° | 5.75 |
| 14 | 39.3° | 4.57 | 177.2° | 6.29 |
| 16 | 39.3° | 4.61 | 179° | 6.67 |
| 20 | 39.4° | 4.63 | 179° | 7.26 |
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