GONTZI
GRE ONYXSail number GRE/GRE1942
GPH
552.7
OSN
539
LOA
8.5 m
Displacement
900 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7549
Medium
0.9623
High
1.1451
Triple Offshore
Low
0.9625
Medium
1.2052
High
1.4213
Boat Specifications
Dimensions
- Length overall
- 8.5 m
- Beam
- 2.22 m
- Draft
- 1.77 m
- Displacement
- 900 kg
- Crew weight
- 400 kg
- Wetted surface
- 11.45 m²
Sails
- Mainsail
- 25.28 m²
- Genoa
- 15.37 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 68.55 m²
Design
- Type
- ONYX
- Builder
- STEINMAYER
- Designer
- CANTZ
- Year built
- 2005
- Stability index
- 142.7
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.09 | 6.39 | 6.6 | 6.59 | 6.56 | 6.44 | 5.87 | 4.91 |
| 8 | 6.79 | 7.03 | 7.31 | 7.32 | 7.48 | 7.47 | 7.01 | 6.19 |
| 10 | 7.11 | 7.49 | 8.03 | 8.2 | 8.17 | 8.46 | 8.08 | 7.04 |
| 12 | 7.32 | 7.77 | 8.52 | 9.07 | 8.78 | 9.21 | 9.37 | 8.01 |
| 14 | 7.46 | 7.96 | 8.86 | 9.75 | 9.58 | 9.97 | 10.77 | 9.32 |
| 16 | 7.63 | 8.12 | 9.11 | 10.22 | 10.89 | 10.72 | 11.76 | 10.89 |
| 20 | 7.84 | 8.49 | 9.71 | 10.65 | 12.77 | 12.85 | 13.76 | 14.24 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.2° | 3.99 | 142.4° | 4.26 |
| 8 | 39.6° | 4.74 | 147.3° | 5.36 |
| 10 | 37.5° | 5.01 | 152.3° | 6.11 |
| 12 | 36.9° | 5.13 | 147.8° | 6.94 |
| 14 | 36.6° | 5.18 | 141.9° | 8.07 |
| 16 | 36.1° | 5.29 | 144° | 9.43 |
| 20 | 37° | 5.3 | 148.7° | 12.33 |
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