H30 Cape 31 — ORC Rating

GPH

550.5

OSN

534.2

LOA

9.573 m

Displacement

1870 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.735

Medium

0.9794

High

1.1614

Triple Offshore

Low

0.9453

Medium

1.2253

High

1.4405

Boat Specifications

Dimensions

Length overall: 9.573 m
Beam: 3.05 m
Draft: 2.45 m
Displacement: 1870 kg
Crew weight: 750 kg
Wetted surface: 20.99 m²

Sails

Mainsail: 37.91 m²
Genoa: 24.09 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 116.41 m²

Design

Type: CAPE 31
Builder: NOORDHOEK
Designer: MARK MILLS
Year built: 2016

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.

6,42.5,5.316859,52,5.94,60,6.23,75,6.41,90,6.56,110,6.47,120,6.26,135,5.54,142.7,5.066165,150,4.66
8,40.1,6.235935,52,6.94,60,7.14,75,7.28,90,7.53,110,7.53,120,7.46,135,6.97,145.6,6.217326,150,5.93
10,38.2,6.680606,52,7.45,60,7.73,75,7.96,90,8.14,110,8.5,120,8.47,135,7.93,148.6,7.076322,150,6.98
12,37.3,6.838694,52,7.71,60,8.08,75,8.6,90,8.68,110,9.4,120,9.39,135,8.99,149.3,7.931595,150,7.88
14,36.9,6.940236,52,7.9,60,8.31,75,8.95,90,9.46,110,10.01,120,10.44,135,10.25,146.2,9.169846,150,8.8
16,36.7,7.021914,52,8.04,60,8.49,75,9.24,90,9.99,110,10.57,120,11.27,135,11.57,145.3,10.460454,150,9.93
20,36.7,7.134165,52,8.24,60,8.73,75,9.67,90,10.75,110,11.65,120,12.67,135,13.99,143.2,14.024678,150,12.96
24,37.5,7.159483,52,8.27,60,8.82,75,9.89,90,11.27,110,13.11,120,13.6,135,16.34,148.2,16.825654,150,16.51

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.94	6.23	6.41	6.56	6.47	6.26	5.54	4.66
8	6.94	7.14	7.28	7.53	7.53	7.46	6.97	5.93
10	7.45	7.73	7.96	8.14	8.5	8.47	7.93	6.98
12	7.71	8.08	8.6	8.68	9.4	9.39	8.99	7.88
14	7.9	8.31	8.95	9.46	10.01	10.44	10.25	8.8
16	8.04	8.49	9.24	9.99	10.57	11.27	11.57	9.93
20	8.24	8.73	9.67	10.75	11.65	12.67	13.99	12.96
24	8.27	8.82	9.89	11.27	13.11	13.6	16.34	16.51

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.92	142.7°	4.03
8	40.1°	4.77	145.6°	5.13
10	38.2°	5.25	148.6°	6.04
12	37.3°	5.44	149.3°	6.82
14	36.9°	5.55	146.2°	7.62
16	36.7°	5.63	145.3°	8.6
20	36.7°	5.72	143.2°	11.23
24	37.5°	5.68	148.2°	14.3

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