JASPER — ORC Rating | RegattaPages

GPH

715.4

OSN

694.1

LOA

8.889 m

Displacement

3122 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5608

Medium

0.7686

High

0.8757

Triple Offshore

Low

0.7275

Medium

0.9504

High

1.0577

Boat Specifications

Dimensions

Length overall: 8.889 m
Beam: 3.19 m
Draft: 1.43 m
Displacement: 3122 kg
Crew weight: 450 kg
Wetted surface: 18.94 m²

Sails

Mainsail: 19.81 m²
Genoa: 29.3 m²
Spinnaker: 62.25 m²
Asymmetric spinnaker: 56.89 m²

Design

Type: Sun Light 30
Builder: Jeanneau
Designer: Andrieu
Year built: 1983
Stability index: 116.2

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.

6,44.8,4.030606,52,4.46,60,4.77,75,5,90,4.95,110,5.03,120,4.88,135,4.43,145.7,3.946262,150,3.77
8,43.5,4.756165,52,5.31,60,5.65,75,5.89,90,5.97,110,6.08,120,5.94,135,5.43,150,4.75,151.4,4.692574
10,43.6,5.41308,52,5.93,60,6.16,75,6.33,90,6.49,110,6.58,120,6.51,135,6.23,150,5.64,152,5.549593
12,41.8,5.701055,52,6.24,60,6.42,75,6.58,90,6.77,110,6.94,120,6.88,135,6.64,150,6.3,159.5,5.967936
14,41.8,5.848612,52,6.37,60,6.57,75,6.78,90,6.95,110,7.31,120,7.26,135,7,150,6.67,173.6,6.178505
16,41.8,5.888855,52,6.42,60,6.63,75,6.95,90,7.1,110,7.63,120,7.64,135,7.39,150,7,179,6.530995
20,43.8,5.929947,52,6.39,60,6.63,75,7.08,90,7.49,110,8.02,120,8.34,135,8.18,150,7.72,178.1,7.18395

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.46	4.77	5	4.95	5.03	4.88	4.43	3.77
8	5.31	5.65	5.89	5.97	6.08	5.94	5.43	4.75
10	5.93	6.16	6.33	6.49	6.58	6.51	6.23	5.64
12	6.24	6.42	6.58	6.77	6.94	6.88	6.64	6.3
14	6.37	6.57	6.78	6.95	7.31	7.26	7	6.67
16	6.42	6.63	6.95	7.1	7.63	7.64	7.39	7
20	6.39	6.63	7.08	7.49	8.02	8.34	8.18	7.72

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.8°	2.86	145.7°	3.26
8	43.5°	3.45	151.4°	4.12
10	43.6°	3.92	152°	4.9
12	41.8°	4.25	159.5°	5.59
14	41.8°	4.36	173.6°	6.14
16	41.8°	4.39	179°	6.53
20	43.8°	4.28	178.1°	7.18

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