WHY NOT — ORC Rating | RegattaPages

GPH

722.8

OSN

701.5

LOA

8.889 m

Displacement

3612 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.556

Medium

0.76

High

0.8624

Triple Offshore

Low

0.7199

Medium

0.9415

High

1.0429

Boat Specifications

Dimensions

Length overall: 8.889 m
Beam: 3.2 m
Draft: 1.49 m
Displacement: 3612 kg
Crew weight: 482 kg
Wetted surface: 19.99 m²

Sails

Mainsail: 21.19 m²
Genoa: 30.87 m²
Spinnaker: 66.68 m²
Asymmetric spinnaker: 0 m²

Design

Type: Sun Light 30
Builder: Jeanneau
Designer: Daniel Andrieu
Year built: 1987

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.

6,45,3.988082,52,4.41,60,4.72,75,4.94,90,4.89,110,4.94,120,4.8,135,4.38,147,3.875181,150,3.75
8,43.5,4.701021,52,5.25,60,5.59,75,5.85,90,5.82,110,6,120,5.87,135,5.4,150,4.74,151,4.699185
10,43.1,5.300192,52,5.88,60,6.13,75,6.31,90,6.4,110,6.54,120,6.49,135,6.21,150,5.6,152,5.50429
12,42.4,5.660464,52,6.2,60,6.39,75,6.57,90,6.62,110,6.87,120,6.84,135,6.63,150,6.27,159,5.923432
14,42,5.745852,52,6.31,60,6.52,75,6.75,90,6.84,110,7.18,120,7.2,135,6.97,150,6.64,180,6.14
16,42,5.772764,52,6.34,60,6.56,75,6.88,90,7.05,110,7.39,120,7.54,135,7.34,150,6.95,180,6.54
20,43.5,5.73497,52,6.3,60,6.56,75,6.95,90,7.37,110,7.69,120,8.02,135,8.07,150,7.64,180,7.16

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.41	4.72	4.94	4.89	4.94	4.8	4.38	3.75
8	5.25	5.59	5.85	5.82	6	5.87	5.4	4.74
10	5.88	6.13	6.31	6.4	6.54	6.49	6.21	5.6
12	6.2	6.39	6.57	6.62	6.87	6.84	6.63	6.27
14	6.31	6.52	6.75	6.84	7.18	7.2	6.97	6.64
16	6.34	6.56	6.88	7.05	7.39	7.54	7.34	6.95
20	6.3	6.56	6.95	7.37	7.69	8.02	8.07	7.64

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.82	147°	3.25
8	43.5°	3.41	151°	4.11
10	43.1°	3.87	152°	4.86
12	42.4°	4.18	159°	5.53
14	42°	4.27	180°	6.14
16	42°	4.29	180°	6.54
20	43.5°	4.16	180°	7.16

Loading polar chart…