FRIENDS — ORC Rating | RegattaPages

GPH

630.3

OSN

613.6

LOA

8.988 m

Displacement

3102 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6696

Medium

0.8786

High

0.9931

Triple Offshore

Low

0.8551

Medium

1.0623

High

1.1766

Boat Specifications

Dimensions

Length overall: 8.988 m
Beam: 3.09 m
Draft: 2.04 m
Displacement: 3102 kg
Crew weight: 520 kg
Wetted surface: 19.51 m²

Sails

Mainsail: 31.85 m²
Genoa: 31.55 m²
Spinnaker: 63.46 m²
Asymmetric spinnaker: 0 m²

Design

Type: YAMAHA 30S N
Builder: YAMAHA
Designer: YAMAHA
Year built: 1999
Stability index: 124.4

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.

6,41.4,5.025922,52,5.63,60,5.87,75,6.02,90,5.92,110,5.59,120,5.41,135,4.86,143.9,4.368867,150,4.07
8,39.3,5.776386,52,6.39,60,6.53,75,6.63,90,6.61,110,6.56,120,6.43,135,5.96,149.3,5.210197,150,5.17
10,37,6.047815,52,6.7,60,6.84,75,6.97,90,6.99,110,7.06,120,6.98,135,6.65,150,6.09,153.3,5.92139
12,36,6.167979,52,6.85,60,7.01,75,7.22,90,7.31,110,7.48,120,7.43,135,7.11,150,6.7,161,6.313995
14,35.8,6.251049,52,6.93,60,7.12,75,7.4,90,7.58,110,7.84,120,7.86,135,7.55,150,7.12,175.4,6.561134
16,35.8,6.325026,52,6.99,60,7.19,75,7.52,90,7.81,110,8.12,120,8.29,135,8.03,150,7.54,179,6.971062
20,36,6.36575,52,7.05,60,7.28,75,7.68,90,8.12,110,8.56,120,9.12,135,9.24,150,8.48,178.4,7.763027

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.63	5.87	6.02	5.92	5.59	5.41	4.86	4.07
8	6.39	6.53	6.63	6.61	6.56	6.43	5.96	5.17
10	6.7	6.84	6.97	6.99	7.06	6.98	6.65	6.09
12	6.85	7.01	7.22	7.31	7.48	7.43	7.11	6.7
14	6.93	7.12	7.4	7.58	7.84	7.86	7.55	7.12
16	6.99	7.19	7.52	7.81	8.12	8.29	8.03	7.54
20	7.05	7.28	7.68	8.12	8.56	9.12	9.24	8.48

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.4°	3.77	143.9°	3.53
8	39.3°	4.47	149.3°	4.48
10	37°	4.83	153.3°	5.29
12	36°	4.99	161°	5.97
14	35.8°	5.07	175.4°	6.54
16	35.8°	5.13	179°	6.97
20	36°	5.15	178.4°	7.76

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