RAMBLER — ORC Rating | RegattaPages

GPH

614

OSN

599.9

LOA

9.95 m

Displacement

4075 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6623

Medium

0.8878

High

1.0032

Triple Offshore

Low

0.8639

Medium

1.0976

High

1.2231

Boat Specifications

Dimensions

Length overall: 9.95 m
Beam: 3.41 m
Draft: 2 m
Displacement: 4075 kg
Crew weight: 581 kg
Wetted surface: 23.39 m²

Sails

Mainsail: 35.93 m²
Genoa: 28.46 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 108.4 m²

Design

Type: J 99
Builder: J COMPOSITES
Designer: JOHNSTONE
Year built: 2019

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.

6,43.1,4.68389,52,5.24,60,5.56,75,6.09,90,6.33,110,6.17,120,5.86,135,5.2,144,4.709419,150,4.4
8,41.6,5.536254,52,6.22,60,6.52,75,6.94,90,7.11,110,7.04,120,6.91,135,6.44,147.5,5.64388,150,5.5
10,40.5,6.19406,52,6.82,60,7,75,7.25,90,7.5,110,7.5,120,7.44,135,7.15,148.5,6.579563,150,6.48
12,39,6.472401,52,7.09,60,7.26,75,7.44,90,7.8,110,7.98,120,7.95,135,7.62,150,7.07,151,7.00876
14,38.2,6.540631,52,7.2,60,7.41,75,7.69,90,8.02,110,8.45,120,8.48,135,8.14,150,7.41,174,6.545859
16,38.2,6.604256,52,7.26,60,7.49,75,7.89,90,8.2,110,8.86,120,8.9,135,8.71,150,7.76,177,7.029634
20,37.9,6.678629,52,7.32,60,7.54,75,8.07,90,8.6,110,9.46,120,9.98,135,10.29,150,8.77,177,7.750622

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.24	5.56	6.09	6.33	6.17	5.86	5.2	4.4
8	6.22	6.52	6.94	7.11	7.04	6.91	6.44	5.5
10	6.82	7	7.25	7.5	7.5	7.44	7.15	6.48
12	7.09	7.26	7.44	7.8	7.98	7.95	7.62	7.07
14	7.2	7.41	7.69	8.02	8.45	8.48	8.14	7.41
16	7.26	7.49	7.89	8.2	8.86	8.9	8.71	7.76
20	7.32	7.54	8.07	8.6	9.46	9.98	10.29	8.77

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.42	144°	3.81
8	41.6°	4.14	147.5°	4.76
10	40.5°	4.71	148.5°	5.61
12	39°	5.03	151°	6.13
14	38.2°	5.14	174°	6.51
16	38.2°	5.19	177°	7.02
20	37.9°	5.27	177°	7.74

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