IROMIGUY — ORC Rating

GPH

694.7

OSN

673

LOA

9.777 m

Displacement

4793 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5989

Medium

0.8025

High

0.9137

Triple Offshore

Low

0.7615

Medium

0.9727

High

1.0735

Boat Specifications

Dimensions

Length overall: 9.777 m
Beam: 3.13 m
Draft: 1.94 m
Displacement: 4793 kg
Crew weight: 489 kg
Wetted surface: 21.34 m²

Sails

Mainsail: 22.08 m²
Genoa: 36.7 m²
Spinnaker: 83.28 m²
Asymmetric spinnaker: 0 m²

Design

Type: NICHOLSON 33
Builder: CAMPER & NICHOLSON
Designer: HOLLAND Ron
Year built: 1975

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.

6,42.3,4.340001,52,4.82,60,5.03,75,5.13,90,5,110,5.06,120,4.92,135,4.48,146.2,3.971193,150,3.82
8,40.5,5.063085,52,5.62,60,5.81,75,5.92,90,5.86,110,6.04,120,5.95,135,5.5,150,4.83,150.3,4.823679
10,39.1,5.515134,52,6.09,60,6.24,75,6.35,90,6.36,110,6.55,120,6.52,135,6.26,150,5.7,152.1,5.601032
12,38.5,5.762782,52,6.34,60,6.48,75,6.6,90,6.62,110,6.87,120,6.86,135,6.68,150,6.32,159.2,5.990422
14,38.2,5.878933,52,6.47,60,6.62,75,6.78,90,6.82,110,7.11,120,7.14,135,6.99,150,6.69,172.7,6.180093
16,37.9,5.930927,52,6.54,60,6.71,75,6.92,90,7,110,7.27,120,7.39,135,7.28,150,6.98,178.1,6.543598
20,37.8,5.973511,52,6.57,60,6.76,75,7.07,90,7.28,110,7.5,120,7.77,135,7.88,150,7.54,178.8,7.091555
24,38.5,5.928893,52,6.57,60,6.77,75,7.13,90,7.46,110,7.52,120,8.02,135,8.52,150,8.19,178.6,7.622275

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.82	5.03	5.13	5	5.06	4.92	4.48	3.82
8	5.62	5.81	5.92	5.86	6.04	5.95	5.5	4.83
10	6.09	6.24	6.35	6.36	6.55	6.52	6.26	5.7
12	6.34	6.48	6.6	6.62	6.87	6.86	6.68	6.32
14	6.47	6.62	6.78	6.82	7.11	7.14	6.99	6.69
16	6.54	6.71	6.92	7	7.27	7.39	7.28	6.98
20	6.57	6.76	7.07	7.28	7.5	7.77	7.88	7.54
24	6.57	6.77	7.13	7.46	7.52	8.02	8.52	8.19

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.21	146.2°	3.3
8	40.5°	3.85	150.3°	4.19
10	39.1°	4.28	152.1°	4.95
12	38.5°	4.51	159.2°	5.6
14	38.2°	4.62	172.7°	6.13
16	37.9°	4.68	178.1°	6.54
20	37.8°	4.72	178.8°	7.09
24	38.5°	4.64	178.6°	7.62

Loading polar chart…