RODAMON — ORC Rating | RegattaPages

GPH

673.5

OSN

652.2

LOA

9.61 m

Displacement

3750 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5958

Medium

0.8194

High

0.9391

Triple Offshore

Low

0.77

Medium

1.0109

High

1.1292

Boat Specifications

Dimensions

Length overall: 9.61 m
Beam: 3.21 m
Draft: 1.93 m
Displacement: 3750 kg
Crew weight: 280 kg
Wetted surface: 21.2 m²

Sails

Mainsail: 23.69 m²
Genoa: 28.6 m²
Spinnaker: 58.45 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 31.7
Builder: BENETEAU
Designer: FINOT
Year built: 1998
Stability index: 110.7

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.

6,43.2,4.307456,52,4.82,60,5.1,75,5.33,90,5.27,110,5.18,120,5.02,135,4.51,146,3.980519,150,3.81
8,41.8,5.124243,52,5.74,60,6.03,75,6.25,90,6.23,110,6.3,120,6.15,135,5.6,150,4.87,150.2,4.863065
10,40.8,5.733195,52,6.39,60,6.6,75,6.76,90,6.81,110,6.92,120,6.85,135,6.48,150,5.8,152,5.696827
12,39.9,6.035206,52,6.68,60,6.86,75,7.04,90,7.09,110,7.31,120,7.26,135,6.99,150,6.55,156.8,6.25588
14,39.4,6.121127,52,6.77,60,6.98,75,7.24,90,7.35,110,7.69,120,7.67,135,7.38,150,7,168.2,6.487089
16,39.3,6.151141,52,6.81,60,7.03,75,7.36,90,7.61,110,7.95,120,8.11,135,7.83,150,7.37,177.2,6.848176
20,40,6.148468,52,6.8,60,7.04,75,7.46,90,7.98,110,8.33,120,8.77,135,8.84,150,8.24,177.2,7.569036

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.82	5.1	5.33	5.27	5.18	5.02	4.51	3.81
8	5.74	6.03	6.25	6.23	6.3	6.15	5.6	4.87
10	6.39	6.6	6.76	6.81	6.92	6.85	6.48	5.8
12	6.68	6.86	7.04	7.09	7.31	7.26	6.99	6.55
14	6.77	6.98	7.24	7.35	7.69	7.67	7.38	7
16	6.81	7.03	7.36	7.61	7.95	8.11	7.83	7.37
20	6.8	7.04	7.46	7.98	8.33	8.77	8.84	8.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.14	146°	3.3
8	41.8°	3.82	150.2°	4.22
10	40.8°	4.34	152°	5.03
12	39.9°	4.63	156.8°	5.75
14	39.4°	4.73	168.2°	6.35
16	39.3°	4.76	177.2°	6.84
20	40°	4.71	177.2°	7.56

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