Thetis-4
JPN First40.7Sail number JPN/JPN380
GPH
589.5
OSN
574.8
LOA
11.924 m
Displacement
7220 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7912
Medium
1.0477
High
1.1989
Triple Offshore
Low
1.0176
Medium
1.2847
High
1.4217
Boat Specifications
Dimensions
- Length overall
- 11.924 m
- Beam
- 3.77 m
- Draft
- 2.42 m
- Displacement
- 7220 kg
- Crew weight
- 140 kg
- Wetted surface
- 31.58 m²
Sails
- Mainsail
- 49.34 m²
- Genoa
- 51.83 m²
- Spinnaker
- 103.07 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- First40.7
- Builder
- Beneteau
- Designer
- B.FARR
- Year built
- 1997
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.85 | 6.14 | 6.37 | 6.29 | 5.87 | 5.71 | 5.18 | 4.36 |
| 8 | 6.85 | 7.1 | 7.26 | 7.24 | 7.09 | 6.93 | 6.36 | 5.48 |
| 10 | 7.32 | 7.51 | 7.66 | 7.68 | 7.7 | 7.62 | 7.25 | 6.47 |
| 12 | 7.49 | 7.67 | 7.89 | 7.97 | 8.07 | 8.04 | 7.75 | 7.26 |
| 14 | 7.57 | 7.76 | 8.04 | 8.22 | 8.32 | 8.44 | 8.14 | 7.73 |
| 16 | 7.62 | 7.82 | 8.13 | 8.44 | 8.52 | 8.81 | 8.58 | 8.1 |
| 20 | 7.71 | 7.89 | 8.23 | 8.7 | 8.9 | 9.26 | 9.53 | 8.94 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.6° | 3.9 | 144.6° | 3.77 |
| 8 | 40.5° | 4.64 | 148.9° | 4.74 |
| 10 | 39.4° | 5.08 | 151.1° | 5.61 |
| 12 | 38.2° | 5.29 | 156.1° | 6.36 |
| 14 | 37.5° | 5.41 | 172.2° | 7 |
| 16 | 37.4° | 5.46 | 180° | 7.55 |
| 20 | 37.5° | 5.58 | 180° | 8.29 |
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