ROCK'n SAIL — ORC Rating

GPH

611.9

OSN

598.2

LOA

10.68 m

Displacement

3096 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6709

Medium

0.8809

High

0.9901

Triple Offshore

Low

0.8731

Medium

1.0996

High

1.2197

Boat Specifications

Dimensions

Length overall: 10.68 m
Beam: 2.47 m
Draft: 1.53 m
Displacement: 3096 kg
Crew weight: 400 kg
Wetted surface: 21.32 m²

Sails

Mainsail: 36.35 m²
Genoa: 26.83 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 64.75 m²

Design

Type: Dynamic 35
Builder: Moser
Designer: Kjaerulff
Year built: 1985

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.

6,43.5,4.962955,52,5.53,60,5.88,75,6.19,90,6.14,110,5.93,120,5.73,135,5.07,142.5,4.638538,150,4.25
8,42.8,5.95587,52,6.6,60,6.88,75,7.07,90,7.07,110,7.09,120,6.94,135,6.34,146,5.608913,150,5.37
10,41.2,6.286425,52,6.96,60,7.19,75,7.43,90,7.5,110,7.63,120,7.53,135,7.18,148.5,6.509194,150,6.4
12,40.5,6.430775,52,7.09,60,7.32,75,7.64,90,7.86,110,8.1,120,8.11,135,7.68,150,7.1,150.8,7.056758
14,40.1,6.471253,52,7.16,60,7.39,75,7.77,90,8.19,110,8.44,120,8.75,135,8.29,150,7.52,174,6.616244
16,39.8,6.547062,52,7.21,60,7.43,75,7.85,90,8.39,110,8.77,120,9.22,135,9.01,150,7.94,177,7.159812
20,40.7,6.621518,52,7.28,60,7.55,75,8.03,90,8.59,110,9.4,120,10.07,135,10.94,142.8,10.131446,150,9.32

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.53	5.88	6.19	6.14	5.93	5.73	5.07	4.25
8	6.6	6.88	7.07	7.07	7.09	6.94	6.34	5.37
10	6.96	7.19	7.43	7.5	7.63	7.53	7.18	6.4
12	7.09	7.32	7.64	7.86	8.1	8.11	7.68	7.1
14	7.16	7.39	7.77	8.19	8.44	8.75	8.29	7.52
16	7.21	7.43	7.85	8.39	8.77	9.22	9.01	7.94
20	7.28	7.55	8.03	8.59	9.4	10.07	10.94	9.32

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.6	142.5°	3.68
8	42.8°	4.37	146°	4.65
10	41.2°	4.73	148.5°	5.55
12	40.5°	4.89	150.8°	6.16
14	40.1°	4.95	174°	6.58
16	39.8°	5.03	177°	7.15
20	40.7°	5.02	142.8°	8.07

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