SNATCH N' FURIOUS — ORC Rating

GPH

618.4

OSN

599.8

LOA

10 m

Displacement

3010 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6727

Medium

0.8966

High

1.0246

Triple Offshore

Low

0.8583

Medium

1.0884

High

1.2223

Boat Specifications

Dimensions

Length overall: 10 m
Beam: 3.75 m
Draft: 2.43 m
Displacement: 3010 kg
Crew weight: 450 kg
Wetted surface: 21.57 m²

Sails

Mainsail: 34.75 m²
Genoa: 20.56 m²
Spinnaker: 104 m²
Asymmetric spinnaker: 75.57 m²

Design

Type: ROCKET 31 Mod
Builder: JIM DARREN
Designer: YOUNG Jim
Year built: 1985
Stability index: 98.4

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,41.8,4.681573,52,5.24,60,5.48,75,5.61,90,5.82,110,5.92,120,5.81,135,5.26,141.2,4.94009,150,4.44
8,39.4,5.474073,52,6.14,60,6.34,75,6.47,90,6.72,110,6.87,120,6.82,135,6.42,148.7,5.605887,150,5.53
10,37.8,5.998823,52,6.67,60,6.82,75,6.95,90,7.15,110,7.37,120,7.39,135,7.12,150,6.48,151.8,6.376918
12,36.4,6.187152,52,6.92,60,7.1,75,7.28,90,7.37,110,7.81,120,7.87,135,7.68,150,7.15,158.3,6.802043
14,36.4,6.33624,52,7.04,60,7.24,75,7.53,90,7.63,110,8.15,120,8.34,135,8.25,150,7.67,171.2,6.941715
16,36,6.390471,52,7.13,60,7.34,75,7.7,90,7.92,110,8.42,120,8.82,135,8.88,150,8.22,175.4,7.373752
20,36.3,6.489411,52,7.22,60,7.46,75,7.89,90,8.33,110,8.88,120,9.67,135,10.57,147.3,9.982047,150,9.69

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.24	5.48	5.61	5.82	5.92	5.81	5.26	4.44
8	6.14	6.34	6.47	6.72	6.87	6.82	6.42	5.53
10	6.67	6.82	6.95	7.15	7.37	7.39	7.12	6.48
12	6.92	7.1	7.28	7.37	7.81	7.87	7.68	7.15
14	7.04	7.24	7.53	7.63	8.15	8.34	8.25	7.67
16	7.13	7.34	7.7	7.92	8.42	8.82	8.88	8.22
20	7.22	7.46	7.89	8.33	8.88	9.67	10.57	9.69

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.49	141.2°	3.85
8	39.4°	4.23	148.7°	4.79
10	37.8°	4.74	151.8°	5.62
12	36.4°	4.98	158.3°	6.32
14	36.4°	5.1	171.2°	6.86
16	36°	5.17	175.4°	7.35
20	36.3°	5.23	147.3°	8.4

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