IOS — ORC Rating | RegattaPages

GPH

778.4

OSN

751.6

LOA

8.85 m

Displacement

3465 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5107

Medium

0.7069

High

0.8447

Triple Offshore

Low

0.6575

Medium

0.8759

High

1.0038

Boat Specifications

Dimensions

Length overall: 8.85 m
Beam: 2.97 m
Draft: 1.61 m
Displacement: 3465 kg
Crew weight: 480 kg
Wetted surface: 18.44 m²

Sails

Mainsail: 15.95 m²
Genoa: 25.15 m²
Spinnaker: 53.56 m²
Asymmetric spinnaker: 0 m²

Design

Type: YCA 29
Builder: MARINE PROJECTS
Designer: J.EVERITT
Year built: 1979
Stability index: 119.3

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.

6,44.4,3.611055,52,3.99,60,4.24,75,4.42,90,4.4,110,4.52,120,4.39,135,3.99,148.4,3.522256,150,3.46
8,42.6,4.238571,52,4.75,60,5.03,75,5.23,90,5.38,110,5.51,120,5.38,135,4.93,150,4.38,152.3,4.291876
10,42.9,4.805179,52,5.37,60,5.64,75,5.82,90,6.01,110,6.1,120,6.03,135,5.75,150,5.19,152.9,5.054971
12,42.6,5.271044,52,5.78,60,5.96,75,6.11,90,6.32,110,6.43,120,6.38,135,6.19,150,5.85,158.6,5.542095
14,40.8,5.508623,52,6.01,60,6.16,75,6.31,90,6.52,110,6.72,120,6.67,135,6.48,150,6.22,173,5.752881
16,40.2,5.642868,52,6.15,60,6.3,75,6.48,90,6.62,110,7.01,120,6.98,135,6.78,150,6.49,179,6.100929
20,40,5.70463,52,6.23,60,6.43,75,6.75,90,6.92,110,7.35,120,7.51,135,7.38,150,7.06,179,6.63101

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.99	4.24	4.42	4.4	4.52	4.39	3.99	3.46
8	4.75	5.03	5.23	5.38	5.51	5.38	4.93	4.38
10	5.37	5.64	5.82	6.01	6.1	6.03	5.75	5.19
12	5.78	5.96	6.11	6.32	6.43	6.38	6.19	5.85
14	6.01	6.16	6.31	6.52	6.72	6.67	6.48	6.22
16	6.15	6.3	6.48	6.62	7.01	6.98	6.78	6.49
20	6.23	6.43	6.75	6.92	7.35	7.51	7.38	7.06

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	2.58	148.4°	3
8	42.6°	3.12	152.3°	3.8
10	42.9°	3.52	152.9°	4.5
12	42.6°	3.88	158.6°	5.16
14	40.8°	4.17	173°	5.71
16	40.2°	4.31	179°	6.1
20	40°	4.37	179°	6.63

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