SND CORMORAN — ORC Rating

GPH

665.8

OSN

647.6

LOA

8.032 m

Displacement

1520 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6206

Medium

0.8199

High

0.935

Triple Offshore

Low

0.7976

Medium

1.0099

High

1.1442

Boat Specifications

Dimensions

Length overall: 8.032 m
Beam: 2.49 m
Draft: 1.51 m
Displacement: 1520 kg
Crew weight: 350 kg
Wetted surface: 13.14 m²

Sails

Mainsail: 21.27 m²
Genoa: 13.31 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 63.56 m²

Design

Type: J 80
Builder: J COMPOSITE
Designer: JOHNSTONE
Year built: 1993
Stability index: 115.8

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.

6,43.2,4.28002,52,4.8,60,5.09,75,5.3,90,5.51,110,5.63,120,5.49,135,4.95,145.1,4.462588,150,4.22
8,42.3,5.137696,52,5.72,60,5.95,75,6.11,90,6.32,110,6.46,120,6.4,135,6.07,147.8,5.436111,150,5.31
10,40.2,5.65596,52,6.19,60,6.34,75,6.48,90,6.61,110,7,120,6.98,135,6.68,150,6.13,150.1,6.125297
12,38.8,5.825457,52,6.4,60,6.58,75,6.8,90,6.87,110,7.43,120,7.62,135,7.29,150,6.62,150.1,6.621319
14,38.4,5.882402,52,6.48,60,6.72,75,7.1,90,7.27,110,7.77,120,8.18,135,8,146.6,7.354633,150,7.09
16,38.7,5.932624,52,6.52,60,6.8,75,7.31,90,7.67,110,8.1,120,8.62,135,8.88,144.3,8.188813,150,7.67
20,38.8,5.992265,52,6.62,60,6.9,75,7.48,90,8.22,110,8.73,120,9.53,135,11.19,140.5,11.119397,150,9.9

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.8	5.09	5.3	5.51	5.63	5.49	4.95	4.22
8	5.72	5.95	6.11	6.32	6.46	6.4	6.07	5.31
10	6.19	6.34	6.48	6.61	7	6.98	6.68	6.13
12	6.4	6.58	6.8	6.87	7.43	7.62	7.29	6.62
14	6.48	6.72	7.1	7.27	7.77	8.18	8	7.09
16	6.52	6.8	7.31	7.67	8.1	8.62	8.88	7.67
20	6.62	6.9	7.48	8.22	8.73	9.53	11.19	9.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.12	145.1°	3.66
8	42.3°	3.8	147.8°	4.6
10	40.2°	4.32	150.1°	5.31
12	38.8°	4.54	150.1°	5.74
14	38.4°	4.61	146.6°	6.14
16	38.7°	4.63	144.3°	6.65
20	38.8°	4.67	140.5°	8.58

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