TNT — ORC Rating | RegattaPages

GPH

548.1

OSN

531.7

LOA

9.573 m

Displacement

1805 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7479

Medium

0.9837

High

1.1651

Triple Offshore

Low

0.9571

Medium

1.2273

High

1.4362

Boat Specifications

Dimensions

Length overall: 9.573 m
Beam: 3.05 m
Draft: 2.44 m
Displacement: 1805 kg
Crew weight: 595 kg
Wetted surface: 20.5 m²

Sails

Mainsail: 38.04 m²
Genoa: 24.2 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 115.07 m²

Design

Type: CAPE 31
Builder: CAPE PERFORMANCE SAILING
Designer: MARK MILLS
Year built: 2017

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.

6,42.5,5.43893,52,6.06,60,6.36,75,6.55,90,6.41,110,6.48,120,6.35,135,5.63,142.4,5.174875,150,4.73
8,40,6.331225,52,7.04,60,7.24,75,7.38,90,7.31,110,7.59,120,7.53,135,7.06,145.6,6.314283,150,6.02
10,38.4,6.686288,52,7.48,60,7.79,75,8.11,90,8.03,110,8.4,120,8.55,135,8.01,149,7.12813,150,7.05
12,37.6,6.840933,52,7.71,60,8.09,75,8.65,90,8.87,110,8.97,120,9.39,135,9.11,149.4,8.016339,150,7.97
14,37.3,6.939263,52,7.88,60,8.3,75,8.96,90,9.55,110,9.51,120,10.07,135,10.41,146.2,9.30222,150,8.92
16,37.1,7.008667,52,8.02,60,8.47,75,9.24,90,10.01,110,10.03,120,10.73,135,11.7,145.2,10.631442,150,10.08
20,37.2,7.130931,52,8.21,60,8.7,75,9.64,90,10.74,110,11.84,120,12,135,13.65,144.5,14.199459,150,13.35
24,38,7.119192,52,8.19,60,8.74,75,9.83,90,11.23,110,13.17,120,13.58,135,15.57,149.1,16.933451,150,16.78

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.06	6.36	6.55	6.41	6.48	6.35	5.63	4.73
8	7.04	7.24	7.38	7.31	7.59	7.53	7.06	6.02
10	7.48	7.79	8.11	8.03	8.4	8.55	8.01	7.05
12	7.71	8.09	8.65	8.87	8.97	9.39	9.11	7.97
14	7.88	8.3	8.96	9.55	9.51	10.07	10.41	8.92
16	8.02	8.47	9.24	10.01	10.03	10.73	11.7	10.08
20	8.21	8.7	9.64	10.74	11.84	12	13.65	13.35
24	8.19	8.74	9.83	11.23	13.17	13.58	15.57	16.78

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	4.01	142.4°	4.1
8	40°	4.85	145.6°	5.21
10	38.4°	5.24	149°	6.11
12	37.6°	5.42	149.4°	6.9
14	37.3°	5.52	146.2°	7.73
16	37.1°	5.59	145.2°	8.73
20	37.2°	5.68	144.5°	11.56
24	38°	5.61	149.1°	14.53

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