Zipang V — ORC Rating

GPH

682.6

OSN

661.2

LOA

8 m

Displacement

1949 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6002

Medium

0.8129

High

0.9234

Triple Offshore

Low

0.7712

Medium

0.99

High

1.1109

Boat Specifications

Dimensions

Length overall: 8 m
Beam: 2.8 m
Draft: 1.85 m
Displacement: 1949 kg
Crew weight: 443 kg
Wetted surface: 15.77 m²

Sails

Mainsail: 22.42 m²
Genoa: 19.83 m²
Spinnaker: 53.99 m²
Asymmetric spinnaker: 53.23 m²

Design

Type: YAMAHA 26 S II
Builder: YAMAHA
Designer: YAMAHA
Year built: 1993
Stability index: 112.8

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.

6,42.4,4.279203,52,4.81,60,5.06,75,5.24,90,5.26,110,5.27,120,5.08,135,4.56,146,4.064954,150,3.89
8,41.1,5.069248,52,5.68,60,5.89,75,6.04,90,6.16,110,6.21,120,6.08,135,5.63,147.3,5.038557,150,4.89
10,39.4,5.603484,52,6.16,60,6.29,75,6.4,90,6.59,110,6.68,120,6.59,135,6.31,150,5.74,152,5.640199
12,37.6,5.805958,52,6.38,60,6.53,75,6.69,90,6.9,110,7.17,120,7.08,135,6.75,150,6.36,161,6.017862
14,37.3,5.883289,52,6.47,60,6.67,75,6.96,90,7.08,110,7.64,120,7.61,135,7.24,150,6.76,176.3,6.222971
16,37.2,5.913149,52,6.51,60,6.73,75,7.13,90,7.39,110,8,120,8.21,135,7.77,150,7.21,178.1,6.603631
20,38.1,5.934416,52,6.51,60,6.75,75,7.25,90,7.82,110,8.55,120,9.35,135,9.27,150,8.26,176.6,7.443101

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.81	5.06	5.24	5.26	5.27	5.08	4.56	3.89
8	5.68	5.89	6.04	6.16	6.21	6.08	5.63	4.89
10	6.16	6.29	6.4	6.59	6.68	6.59	6.31	5.74
12	6.38	6.53	6.69	6.9	7.17	7.08	6.75	6.36
14	6.47	6.67	6.96	7.08	7.64	7.61	7.24	6.76
16	6.51	6.73	7.13	7.39	8	8.21	7.77	7.21
20	6.51	6.75	7.25	7.82	8.55	9.35	9.27	8.26

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.16	146°	3.37
8	41.1°	3.82	147.3°	4.24
10	39.4°	4.33	152°	4.98
12	37.6°	4.6	161°	5.69
14	37.3°	4.68	176.3°	6.21
16	37.2°	4.71	178.1°	6.6
20	38.1°	4.67	176.6°	7.43

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