Fun J — ORC Rating | RegattaPages

GPH

617.5

OSN

599.5

LOA

9.95 m

Displacement

3863 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6599

Medium

0.8961

High

1.0271

Triple Offshore

Low

0.851

Medium

1.0949

High

1.2311

Boat Specifications

Dimensions

Length overall: 9.95 m
Beam: 3.41 m
Draft: 2.1 m
Displacement: 3863 kg
Crew weight: 560 kg
Wetted surface: 22.79 m²

Sails

Mainsail: 33.07 m²
Genoa: 27.51 m²
Spinnaker: 90.25 m²
Asymmetric spinnaker: 88.9 m²

Design

Type: J-99
Builder: J-composites
Designer: Johnstone
Year built: 2018

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.

6,42.8,4.674745,52,5.23,60,5.53,75,5.76,90,5.83,110,5.89,120,5.72,135,5.13,145,4.590112,150,4.34
8,41.2,5.515574,52,6.2,60,6.47,75,6.67,90,6.86,110,6.94,120,6.81,135,6.31,148,5.565722,150,5.45
10,39.8,6.156581,52,6.81,60,6.98,75,7.11,90,7.31,110,7.45,120,7.36,135,7.06,150,6.42,151.5,6.338065
12,38.2,6.438831,52,7.09,60,7.26,75,7.42,90,7.5,110,7.91,120,7.85,135,7.52,150,7.07,159,6.694656
14,37.7,6.546822,52,7.22,60,7.43,75,7.69,90,7.77,110,8.27,120,8.38,135,8.02,150,7.5,180,6.85
16,37.5,6.592271,52,7.28,60,7.52,75,7.92,90,8.1,110,8.54,120,8.9,135,8.57,150,7.95,180,7.3
20,37.5,6.680504,52,7.33,60,7.57,75,8.12,90,8.65,110,9.04,120,9.58,135,9.99,150,9,180,8.15

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.23	5.53	5.76	5.83	5.89	5.72	5.13	4.34
8	6.2	6.47	6.67	6.86	6.94	6.81	6.31	5.45
10	6.81	6.98	7.11	7.31	7.45	7.36	7.06	6.42
12	7.09	7.26	7.42	7.5	7.91	7.85	7.52	7.07
14	7.22	7.43	7.69	7.77	8.27	8.38	8.02	7.5
16	7.28	7.52	7.92	8.1	8.54	8.9	8.57	7.95
20	7.33	7.57	8.12	8.65	9.04	9.58	9.99	9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.43	145°	3.76
8	41.2°	4.15	148°	4.72
10	39.8°	4.73	151.5°	5.57
12	38.2°	5.06	159°	6.25
14	37.7°	5.18	180°	6.85
16	37.5°	5.23	180°	7.3
20	37.5°	5.3	180°	8.15

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