ALTAIR III
USA C&C 402Sail number USA/USA50254
GPH
627.4
OSN
610.9
LOA
12.129 m
Displacement
8040 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.657
Medium
0.8801
High
1.0138
Triple Offshore
Low
0.8419
Medium
1.0752
High
1.1988
Boat Specifications
Dimensions
- Length overall
- 12.129 m
- Beam
- 3.9 m
- Draft
- 2.12 m
- Displacement
- 8040 kg
- Crew weight
- 878 kg
- Wetted surface
- 29.33 m²
Sails
- Mainsail
- 34.67 m²
- Genoa
- 62.31 m²
- Spinnaker
- 122.35 m²
- Asymmetric spinnaker
- 110.86 m²
Design
- Type
- C&C 402
- Builder
- C&C
- Designer
- C&C
- Year built
- 1978
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.32 | 5.6 | 5.84 | 5.75 | 5.51 | 5.37 | 4.93 | 4.23 |
| 8 | 6.28 | 6.55 | 6.73 | 6.7 | 6.65 | 6.52 | 6.01 | 5.25 |
| 10 | 6.85 | 7.01 | 7.13 | 7.14 | 7.23 | 7.16 | 6.87 | 6.17 |
| 12 | 7.1 | 7.25 | 7.38 | 7.43 | 7.58 | 7.54 | 7.31 | 6.9 |
| 14 | 7.23 | 7.4 | 7.58 | 7.64 | 7.9 | 7.9 | 7.66 | 7.3 |
| 16 | 7.3 | 7.49 | 7.76 | 7.86 | 8.19 | 8.24 | 8.02 | 7.62 |
| 20 | 7.36 | 7.58 | 7.97 | 8.24 | 8.51 | 8.77 | 8.71 | 8.29 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.54 | 146.5° | 3.66 |
| 8 | 41.2° | 4.18 | 151° | 4.54 |
| 10 | 40.9° | 4.72 | 150.5° | 5.34 |
| 12 | 39.8° | 5.01 | 157° | 6.06 |
| 14 | 38.6° | 5.16 | 175° | 6.67 |
| 16 | 37.9° | 5.25 | 180° | 7.14 |
| 20 | 37.9° | 5.3 | 180° | 7.78 |
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