JAMBO — ORC Rating | RegattaPages

GPH

643.7

OSN

626.6

LOA

9.598 m

Displacement

3732 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6363

Medium

0.852

High

0.9618

Triple Offshore

Low

0.8215

Medium

1.0494

High

1.1632

Boat Specifications

Dimensions

Length overall: 9.598 m
Beam: 3.35 m
Draft: 1.91 m
Displacement: 3732 kg
Crew weight: 533 kg
Wetted surface: 21.07 m²

Sails

Mainsail: 28.9 m²
Genoa: 25.09 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 94.93 m²

Design

Type: J-97 Carb Mast
Builder: J-EUROPE
Designer: JOHNSTONE Alan
Year built: 2009

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.

6,42.8,4.443052,52,4.98,60,5.27,75,5.49,90,5.65,110,5.76,120,5.6,135,5.02,145,4.516866,150,4.27
8,41.2,5.223182,52,5.91,60,6.2,75,6.4,90,6.65,110,6.77,120,6.67,135,6.2,148,5.447804,150,5.33
10,40.5,5.89159,52,6.53,60,6.71,75,6.85,90,7.05,110,7.24,120,7.18,135,6.9,148.5,6.368454,150,6.27
12,39,6.189314,52,6.81,60,6.97,75,7.13,90,7.22,110,7.65,120,7.63,135,7.34,150,6.82,150.5,6.790327
14,38.6,6.29542,52,6.93,60,7.13,75,7.36,90,7.43,110,7.94,120,8.1,135,7.8,150,7.14,174,6.334702
16,38.6,6.346603,52,6.98,60,7.2,75,7.55,90,7.71,110,8.15,120,8.51,135,8.28,150,7.44,177,6.799318
20,38.6,6.410581,52,7.02,60,7.23,75,7.72,90,8.16,110,8.57,120,9.07,135,9.49,150,8.27,177.5,7.457098

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.98	5.27	5.49	5.65	5.76	5.6	5.02	4.27
8	5.91	6.2	6.4	6.65	6.77	6.67	6.2	5.33
10	6.53	6.71	6.85	7.05	7.24	7.18	6.9	6.27
12	6.81	6.97	7.13	7.22	7.65	7.63	7.34	6.82
14	6.93	7.13	7.36	7.43	7.94	8.1	7.8	7.14
16	6.98	7.2	7.55	7.71	8.15	8.51	8.28	7.44
20	7.02	7.23	7.72	8.16	8.57	9.07	9.49	8.27

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.26	145°	3.7
8	41.2°	3.93	148°	4.62
10	40.5°	4.48	148.5°	5.43
12	39°	4.81	150.5°	5.91
14	38.6°	4.92	174°	6.3
16	38.6°	4.96	177°	6.79
20	38.6°	5.01	177.5°	7.45

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