Jolly Jumper — ORC Rating

GPH

615.3

OSN

599

LOA

10.5 m

Displacement

4939 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6698

Medium

0.8968

High

1.0187

Triple Offshore

Low

0.8615

Medium

1.0962

High

1.2164

Boat Specifications

Dimensions

Length overall: 10.5 m
Beam: 3.63 m
Draft: 1.94 m
Displacement: 4939 kg
Crew weight: 619 kg
Wetted surface: 25.65 m²

Sails

Mainsail: 35.15 m²
Genoa: 46.08 m²
Spinnaker: 93.64 m²
Asymmetric spinnaker: 0 m²

Design

Type: Tartan 3400
Builder: Tartan Yachts
Designer: Tim Jackett
Year built: 2005

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.

6,42.8,4.920067,52,5.47,60,5.79,75,6.05,90,5.99,110,5.66,120,5.51,135,5.01,145,4.504658,150,4.26
8,41.6,5.790333,52,6.47,60,6.71,75,6.88,90,6.86,110,6.79,120,6.67,135,6.16,149,5.401513,150,5.34
10,40.1,6.353594,52,6.98,60,7.14,75,7.27,90,7.29,110,7.36,120,7.29,135,6.98,150,6.3,151.5,6.212897
12,38.6,6.50015,52,7.17,60,7.35,75,7.54,90,7.59,110,7.78,120,7.73,135,7.44,150,7,158,6.654559
14,38.4,6.596967,52,7.24,60,7.44,75,7.75,90,7.9,110,8.15,120,8.19,135,7.87,150,7.43,178,6.784133
16,38.2,6.642431,52,7.28,60,7.49,75,7.86,90,8.17,110,8.39,120,8.64,135,8.34,150,7.82,180,7.26
20,38.4,6.673528,52,7.3,60,7.51,75,7.95,90,8.47,110,8.8,120,9.25,135,9.4,150,8.71,180,8.03

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.47	5.79	6.05	5.99	5.66	5.51	5.01	4.26
8	6.47	6.71	6.88	6.86	6.79	6.67	6.16	5.34
10	6.98	7.14	7.27	7.29	7.36	7.29	6.98	6.3
12	7.17	7.35	7.54	7.59	7.78	7.73	7.44	7
14	7.24	7.44	7.75	7.9	8.15	8.19	7.87	7.43
16	7.28	7.49	7.86	8.17	8.39	8.64	8.34	7.82
20	7.3	7.51	7.95	8.47	8.8	9.25	9.4	8.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.61	145°	3.69
8	41.6°	4.33	149°	4.63
10	40.1°	4.86	151.5°	5.46
12	38.6°	5.08	158°	6.17
14	38.4°	5.17	178°	6.78
16	38.2°	5.22	180°	7.26
20	38.4°	5.23	180°	8.03

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