NAHELA — ORC Rating | RegattaPages

GPH

673.2

OSN

650.9

LOA

9.585 m

Displacement

4759 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5974

Medium

0.8235

High

0.9552

Triple Offshore

Low

0.7696

Medium

1.0111

High

1.1338

Boat Specifications

Dimensions

Length overall: 9.585 m
Beam: 3.26 m
Draft: 2.01 m
Displacement: 4759 kg
Crew weight: 500 kg
Wetted surface: 23.6 m²

Sails

Mainsail: 29.34 m²
Genoa: 27.94 m²
Spinnaker: 66.58 m²
Asymmetric spinnaker: 0 m²

Design

Type: RO 340
Builder: MOA
Designer: RONAUTICA
Year built: 1997
Stability index: 118.5

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.

6,42.9,4.286438,52,4.8,60,5.06,75,5.26,90,5.18,110,5.2,120,5.04,135,4.55,146,4.04083,150,3.87
8,41.1,5.042708,52,5.68,60,5.97,75,6.19,90,6.21,110,6.32,120,6.15,135,5.6,150,4.91,150.5,4.883061
10,40.8,5.693564,52,6.35,60,6.55,75,6.7,90,6.82,110,6.91,120,6.83,135,6.48,150,5.81,152.4,5.687181
12,39.6,6.086852,52,6.68,60,6.84,75,6.98,90,7.11,110,7.25,120,7.2,135,6.96,150,6.55,157.7,6.225616
14,38.7,6.21452,52,6.84,60,7.01,75,7.18,90,7.25,110,7.58,120,7.54,135,7.29,150,6.97,170.3,6.452245
16,38.2,6.247957,52,6.9,60,7.09,75,7.35,90,7.48,110,7.87,120,7.9,135,7.65,150,7.29,178.1,6.833757
20,38.8,6.287388,52,6.94,60,7.14,75,7.53,90,7.88,110,8.19,120,8.54,135,8.44,150,7.99,179,7.451135

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.8	5.06	5.26	5.18	5.2	5.04	4.55	3.87
8	5.68	5.97	6.19	6.21	6.32	6.15	5.6	4.91
10	6.35	6.55	6.7	6.82	6.91	6.83	6.48	5.81
12	6.68	6.84	6.98	7.11	7.25	7.2	6.96	6.55
14	6.84	7.01	7.18	7.25	7.58	7.54	7.29	6.97
16	6.9	7.09	7.35	7.48	7.87	7.9	7.65	7.29
20	6.94	7.14	7.53	7.88	8.19	8.54	8.44	7.99

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.14	146°	3.35
8	41.1°	3.8	150.5°	4.25
10	40.8°	4.31	152.4°	5.04
12	39.6°	4.69	157.7°	5.76
14	38.7°	4.85	170.3°	6.36
16	38.2°	4.91	178.1°	6.83
20	38.8°	4.9	179°	7.45

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