CUTTY-TOU — ORC Rating

GPH

600

OSN

588

LOA

14.6 m

Displacement

8700 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7639

Medium

1.0189

High

1.1819

Triple Offshore

Low

0.9964

Medium

1.2626

High

1.4044

Boat Specifications

Dimensions

Length overall: 14.6 m
Beam: 2.52 m
Draft: 2.01 m
Displacement: 8700 kg
Crew weight: 617 kg
Wetted surface: 31.66 m²

Sails

Mainsail: 66.17 m²
Genoa: 53.16 m²
Spinnaker: 93.55 m²
Asymmetric spinnaker: 0 m²

Design

Type: 8 Mètres JI
Builder: CAMPER & NICHOLSON
Designer: CAMPER & NICHOLSON
Year built: 1929

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.

6,42.6,5.162363,52,5.77,60,6.11,75,6.4,90,6.36,110,5.86,120,5.66,135,5.07,138.7,4.858478,150,4.22
8,42.6,6.031813,52,6.76,60,7.06,75,7.27,90,7.29,110,7.09,120,6.91,135,6.25,150,5.28,150.2,5.254876
10,41.7,6.509177,52,7.2,60,7.45,75,7.64,90,7.7,110,7.67,120,7.57,135,7.19,147,6.510304,150,6.3
12,40.4,6.710102,52,7.41,60,7.63,75,7.88,90,7.98,110,8.03,120,7.96,135,7.67,150,7.19,156.4,6.875007
14,39.4,6.832885,52,7.53,60,7.74,75,8.02,90,8.21,110,8.25,120,8.32,135,8.03,150,7.66,173.4,7.0165
16,39.4,6.910532,52,7.61,60,7.82,75,8.12,90,8.41,110,8.44,120,8.65,135,8.4,150,8,180,7.5
20,38.3,7.008366,52,7.71,60,7.9,75,8.24,90,8.64,110,8.83,120,9.01,135,9.15,150,8.7,180,8.19

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.77	6.11	6.4	6.36	5.86	5.66	5.07	4.22
8	6.76	7.06	7.27	7.29	7.09	6.91	6.25	5.28
10	7.2	7.45	7.64	7.7	7.67	7.57	7.19	6.3
12	7.41	7.63	7.88	7.98	8.03	7.96	7.67	7.19
14	7.53	7.74	8.02	8.21	8.25	8.32	8.03	7.66
16	7.61	7.82	8.12	8.41	8.44	8.65	8.4	8
20	7.71	7.9	8.24	8.64	8.83	9.01	9.15	8.7

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.8	138.7°	3.65
8	42.6°	4.44	150.2°	4.56
10	41.7°	4.86	147°	5.46
12	40.4°	5.11	156.4°	6.3
14	39.4°	5.28	173.4°	6.97
16	39.4°	5.34	180°	7.5
20	38.3°	5.5	180°	8.19

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