SPIRIT OF RED MULLET — ORC Rating

GPH

670.4

OSN

649

LOA

9.5 m

Displacement

3935 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6007

Medium

0.825

High

0.954

Triple Offshore

Low

0.7744

Medium

1.0136

High

1.1399

Boat Specifications

Dimensions

Length overall: 9.5 m
Beam: 3.23 m
Draft: 1.93 m
Displacement: 3935 kg
Crew weight: 580 kg
Wetted surface: 22.31 m²

Sails

Mainsail: 25.25 m²
Genoa: 28.58 m²
Spinnaker: 66.94 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 31.7
Builder: Beneteau
Designer: Finot
Year built: 1998

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.

6,42.8,4.293133,52,4.83,60,5.1,75,5.31,90,5.24,110,5.23,120,5.07,135,4.6,146,4.077017,150,3.9
8,41.2,5.063696,52,5.72,60,6.01,75,6.24,90,6.21,110,6.34,120,6.18,135,5.67,150,4.942118
10,40.5,5.681176,52,6.35,60,6.56,75,6.72,90,6.82,110,6.92,120,6.84,135,6.52,150,5.83,152,5.730804
12,39.4,6.082303,52,6.68,60,6.85,75,6.99,90,7.11,110,7.29,120,7.23,135,6.98,150,6.56,157.5,6.234579
14,38.6,6.193056,52,6.83,60,7.01,75,7.21,90,7.28,110,7.66,120,7.64,135,7.34,150,6.98,178,6.383889
16,38.2,6.235232,52,6.88,60,7.08,75,7.38,90,7.53,110,7.98,120,8.07,135,7.76,150,7.32,180,6.85
20,39,6.240784,52,6.9,60,7.11,75,7.53,90,7.97,110,8.37,120,8.8,135,8.7,150,8.1,180,7.52

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.83	5.1	5.31	5.24	5.23	5.07	4.6	3.9
8	5.72	6.01	6.24	6.21	6.34	6.18	5.67	4.94
10	6.35	6.56	6.72	6.82	6.92	6.84	6.52	5.83
12	6.68	6.85	6.99	7.11	7.29	7.23	6.98	6.56
14	6.83	7.01	7.21	7.28	7.66	7.64	7.34	6.98
16	6.88	7.08	7.38	7.53	7.98	8.07	7.76	7.32
20	6.9	7.11	7.53	7.97	8.37	8.8	8.7	8.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.15	146°	3.38
8	41.2°	3.81	150°	4.28
10	40.5°	4.32	152°	5.06
12	39.4°	4.7	157.5°	5.76
14	38.6°	4.84	178°	6.38
16	38.2°	4.9	180°	6.85
20	39°	4.85	180°	7.52

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