ARDORA III — ORC Rating

GPH

685.8

OSN

666

LOA

10.011 m

Displacement

4385 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6114

Medium

0.8103

High

0.9155

Triple Offshore

Low

0.7771

Medium

0.9825

High

1.0803

Boat Specifications

Dimensions

Length overall: 10.011 m
Beam: 3.16 m
Draft: 1.81 m
Displacement: 4385 kg
Crew weight: 425 kg
Wetted surface: 20.93 m²

Sails

Mainsail: 22.08 m²
Genoa: 38.81 m²
Spinnaker: 81.65 m²
Asymmetric spinnaker: 66.1 m²

Design

Type: CONTENTION 33
Builder: SOUTHERN OCEAN
Designer: D.PETERSON
Year built: 1975
Stability index: 132.2

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.

6,41.8,4.413288,52,4.94,60,5.15,75,5.28,90,5.16,110,5.13,120,4.99,135,4.55,146.6,4.036664,150,3.89
8,40.6,5.162845,52,5.74,60,5.92,75,6.03,90,5.98,110,6.1,120,6.01,135,5.59,150,4.91,151.1,4.865988
10,39.4,5.603484,52,6.17,60,6.32,75,6.43,90,6.45,110,6.61,120,6.58,135,6.33,150,5.78,152.9,5.639101
12,39,5.816153,52,6.39,60,6.52,75,6.66,90,6.72,110,6.92,120,6.93,135,6.75,150,6.39,160.4,6.018741
14,38.7,5.906997,52,6.48,60,6.64,75,6.83,90,6.91,110,7.18,120,7.23,135,7.09,150,6.77,173.6,6.248944
16,38.4,5.933442,52,6.53,60,6.7,75,6.95,90,7.08,110,7.41,120,7.49,135,7.42,150,7.09,177.2,6.627913
20,38.4,5.946203,52,6.57,60,6.76,75,7.08,90,7.34,110,7.74,120,8,135,8.05,150,7.73,179,7.231101

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.94	5.15	5.28	5.16	5.13	4.99	4.55	3.89
8	5.74	5.92	6.03	5.98	6.1	6.01	5.59	4.91
10	6.17	6.32	6.43	6.45	6.61	6.58	6.33	5.78
12	6.39	6.52	6.66	6.72	6.92	6.93	6.75	6.39
14	6.48	6.64	6.83	6.91	7.18	7.23	7.09	6.77
16	6.53	6.7	6.95	7.08	7.41	7.49	7.42	7.09
20	6.57	6.76	7.08	7.34	7.74	8	8.05	7.73

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.29	146.6°	3.37
8	40.6°	3.92	151.1°	4.26
10	39.4°	4.33	152.9°	5.02
12	39°	4.52	160.4°	5.67
14	38.7°	4.61	173.6°	6.21
16	38.4°	4.65	177.2°	6.62
20	38.4°	4.66	179°	7.23

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