LICHTBLICK
GER FIRST 31.7Sail number GER/GER4910
GPH
665.9
OSN
643.1
LOA
9.61 m
Displacement
3388 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6039
Medium
0.8324
High
0.9612
Triple Offshore
Low
0.7774
Medium
1.0221
High
1.1518
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.91 m
- Displacement
- 3388 kg
- Crew weight
- 479 kg
- Wetted surface
- 20.92 m²
Sails
- Mainsail
- 24.83 m²
- Genoa
- 26.5 m²
- Spinnaker
- 59.16 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 31.7
- Builder
- BENETEAU
- Designer
- FINOT-LONQ
- Year built
- 1998
- Stability index
- 114.7
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.95 | 5.21 | 5.36 | 5.23 | 5.19 | 5.01 | 4.48 | 3.78 |
| 8 | 5.87 | 6.1 | 6.26 | 6.19 | 6.3 | 6.13 | 5.6 | 4.86 |
| 10 | 6.43 | 6.61 | 6.76 | 6.81 | 6.94 | 6.85 | 6.45 | 5.79 |
| 12 | 6.75 | 6.92 | 7.07 | 7.16 | 7.37 | 7.3 | 6.99 | 6.52 |
| 14 | 6.9 | 7.1 | 7.32 | 7.39 | 7.75 | 7.72 | 7.42 | 7.01 |
| 16 | 6.97 | 7.19 | 7.51 | 7.66 | 8.08 | 8.12 | 7.85 | 7.41 |
| 20 | 7.02 | 7.26 | 7.71 | 8.08 | 8.54 | 8.94 | 8.81 | 8.22 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 3.24 | 145.7° | 3.27 |
| 8 | 41.1° | 3.96 | 149.6° | 4.21 |
| 10 | 39.4° | 4.46 | 152.9° | 5.03 |
| 12 | 38.4° | 4.77 | 157.7° | 5.73 |
| 14 | 38.1° | 4.89 | 169.4° | 6.34 |
| 16 | 37.8° | 4.94 | 177.2° | 6.84 |
| 20 | 38.4° | 4.93 | 178.1° | 7.59 |
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