BON III — ORC Rating | RegattaPages

GPH

616.4

OSN

598.4

LOA

10.757 m

Displacement

5175 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6711

Medium

0.893

High

1.0012

Triple Offshore

Low

0.8601

Medium

1.0959

High

1.208

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.14 m
Displacement: 5175 kg
Crew weight: 600 kg
Wetted surface: 26.25 m²

Sails

Mainsail: 38.08 m²
Genoa: 30.05 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 108.7 m²

Design

Type: J 109
Builder: J BOATS
Designer: JOHSTONE
Year built: 2001
Stability index: 116.4

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.

6,43,4.771973,52,5.3,60,5.58,75,5.75,90,5.79,110,5.88,120,5.73,135,5.17,144.2,4.685205,150,4.39
8,40.8,5.614304,52,6.27,60,6.51,75,6.66,90,6.82,110,6.96,120,6.85,135,6.38,147.8,5.672464,150,5.54
10,39.3,6.176986,52,6.85,60,7.02,75,7.15,90,7.29,110,7.5,120,7.46,135,7.16,148.9,6.563373,150,6.49
12,38.2,6.426106,52,7.11,60,7.28,75,7.45,90,7.49,110,7.87,120,7.9,135,7.66,150,7.11,150.1,7.105806
14,37.6,6.51277,52,7.22,60,7.42,75,7.66,90,7.76,110,8.16,120,8.31,135,8.12,150,7.48,151.1,7.401785
16,37.6,6.575878,52,7.29,60,7.49,75,7.8,90,8,110,8.37,120,8.68,135,8.58,150,7.79,173.9,7.019746
20,38.2,6.667881,52,7.35,60,7.57,75,7.96,90,8.34,110,8.76,120,9.28,135,9.73,150,8.47,176.6,7.723595

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.3	5.58	5.75	5.79	5.88	5.73	5.17	4.39
8	6.27	6.51	6.66	6.82	6.96	6.85	6.38	5.54
10	6.85	7.02	7.15	7.29	7.5	7.46	7.16	6.49
12	7.11	7.28	7.45	7.49	7.87	7.9	7.66	7.11
14	7.22	7.42	7.66	7.76	8.16	8.31	8.12	7.48
16	7.29	7.49	7.8	8	8.37	8.68	8.58	7.79
20	7.35	7.57	7.96	8.34	8.76	9.28	9.73	8.47

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.49	144.2°	3.8
8	40.8°	4.25	147.8°	4.8
10	39.3°	4.78	148.9°	5.62
12	38.2°	5.05	150.1°	6.16
14	37.6°	5.16	151.1°	6.48
16	37.6°	5.21	173.9°	6.98
20	38.2°	5.24	176.6°	7.71

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