ISIDOROS
GRE FIRST 28Sail number GRE/GRE396
GPH
731.5
OSN
709.8
LOA
9.005 m
Displacement
3299 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6237
Medium
0.8474
High
0.9839
Triple Offshore
Low
0.8011
Medium
1.043
High
1.1732
Boat Specifications
Dimensions
- Length overall
- 9.005 m
- Beam
- 2.99 m
- Draft
- 1.7 m
- Displacement
- 3299 kg
- Crew weight
- 400 kg
- Wetted surface
- 17.89 m²
Sails
- Mainsail
- 16.52 m²
- Genoa
- 29.75 m²
- Spinnaker
- 51.91 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 28
- Builder
- BENETEAU
- Designer
- FINOT
- Year built
- 1981
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.46 | 4.71 | 4.9 | 4.84 | 4.73 | 4.59 | 4.2 | 3.61 |
| 8 | 5.25 | 5.53 | 5.75 | 5.73 | 5.74 | 5.6 | 5.13 | 4.53 |
| 10 | 5.83 | 6.03 | 6.19 | 6.22 | 6.32 | 6.25 | 5.96 | 5.34 |
| 12 | 6.13 | 6.29 | 6.43 | 6.53 | 6.65 | 6.6 | 6.39 | 6.02 |
| 14 | 6.29 | 6.45 | 6.63 | 6.73 | 6.96 | 6.92 | 6.7 | 6.4 |
| 16 | 6.36 | 6.55 | 6.79 | 6.9 | 7.25 | 7.24 | 7.02 | 6.69 |
| 20 | 6.38 | 6.6 | 6.98 | 7.26 | 7.61 | 7.8 | 7.65 | 7.28 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.5° | 2.93 | 148.1° | 3.13 |
| 8 | 40.9° | 3.48 | 152.1° | 3.93 |
| 10 | 41.7° | 3.92 | 152.3° | 4.63 |
| 12 | 40.6° | 4.25 | 158.9° | 5.3 |
| 14 | 40° | 4.41 | 180° | 5.89 |
| 16 | 39.6° | 4.47 | 180° | 6.3 |
| 20 | 40.4° | 4.46 | 180° | 6.86 |
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