SEABISCUIT — ORC Rating

GPH

674.3

OSN

654.8

LOA

9.19 m

Displacement

3750 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6105

Medium

0.821

High

0.9344

Triple Offshore

Low

0.7839

Medium

1.0024

High

1.1089

Boat Specifications

Dimensions

Length overall: 9.19 m
Beam: 3.2 m
Draft: 1.86 m
Displacement: 3750 kg
Crew weight: 300 kg
Wetted surface: 19.8 m²

Sails

Mainsail: 27.9 m²
Genoa: 24.02 m²
Spinnaker: 56.6 m²
Asymmetric spinnaker: 54.99 m²

Design

Type: ELAN 31
Builder: ELAN
Designer: HUMPHREYS
Year built: 2002

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.

6,42.7,4.476711,52,4.96,60,5.2,75,5.37,90,5.29,110,5.3,120,5.11,135,4.58,144,4.128467,150,3.86
8,40.5,5.207745,52,5.81,60,6.03,75,6.17,90,6.23,110,6.29,120,6.14,135,5.64,148.5,4.972789,150,4.89
10,39.3,5.685928,52,6.31,60,6.47,75,6.6,90,6.71,110,6.81,120,6.73,135,6.4,150,5.78,153.7,5.599639
12,38.4,5.907922,52,6.54,60,6.7,75,6.86,90,6.97,110,7.16,120,7.11,135,6.85,150,6.43,160.3,6.054358
14,38,5.989766,52,6.64,60,6.82,75,7.04,90,7.14,110,7.46,120,7.45,135,7.22,150,6.85,174.1,6.313443
16,37.9,6.03231,52,6.69,60,6.88,75,7.17,90,7.34,110,7.71,120,7.77,135,7.58,150,7.2,178.6,6.722007
20,38.4,6.086564,52,6.73,60,6.94,75,7.3,90,7.63,110,8.04,120,8.42,135,8.32,150,7.9,179,7.381124
24,39.6,6.060895,52,6.71,60,6.94,75,7.36,90,7.8,110,8.27,120,8.9,135,9.44,150,8.73,178.6,8.052404

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.96	5.2	5.37	5.29	5.3	5.11	4.58	3.86
8	5.81	6.03	6.17	6.23	6.29	6.14	5.64	4.89
10	6.31	6.47	6.6	6.71	6.81	6.73	6.4	5.78
12	6.54	6.7	6.86	6.97	7.16	7.11	6.85	6.43
14	6.64	6.82	7.04	7.14	7.46	7.45	7.22	6.85
16	6.69	6.88	7.17	7.34	7.71	7.77	7.58	7.2
20	6.73	6.94	7.3	7.63	8.04	8.42	8.32	7.9
24	6.71	6.94	7.36	7.8	8.27	8.9	9.44	8.73

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.29	144°	3.34
8	40.5°	3.96	148.5°	4.24
10	39.3°	4.4	153.7°	5.02
12	38.4°	4.63	160.3°	5.7
14	38°	4.72	174.1°	6.28
16	37.9°	4.76	178.6°	6.72
20	38.4°	4.77	179°	7.38
24	39.6°	4.67	178.6°	8.05

Loading polar chart…