Silver Moon Ii — ORC Rating

GPH

692.6

OSN

671.8

LOA

9.834 m

Displacement

2900 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5829

Medium

0.7989

High

0.9148

Triple Offshore

Low

0.7552

Medium

0.9806

High

1.0892

Boat Specifications

Dimensions

Length overall: 9.834 m
Beam: 2.57 m
Draft: 1.46 m
Displacement: 2900 kg
Crew weight: 420 kg
Wetted surface: 18.06 m²

Sails

Mainsail: 24.45 m²
Genoa: 21.92 m²
Spinnaker: 49.28 m²
Asymmetric spinnaker: 0 m²

Design

Type: H-323
Builder: Artekno
Designer: Hans Groop
Year built: 1985

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.

6,43.8,4.39204,52,4.87,60,5.14,75,5.29,90,5.17,110,5.11,120,4.91,135,4.28,145.3,3.782792,150,3.6
8,41.6,5.161821,52,5.74,60,5.96,75,6.11,90,6.08,110,6.15,120,5.98,135,5.39,150,4.65,150.1,4.63723
10,39.8,5.609908,52,6.21,60,6.38,75,6.53,90,6.58,110,6.69,120,6.6,135,6.26,150,5.59,150.9,5.539201
12,39.1,5.798622,52,6.41,60,6.59,75,6.77,90,6.83,110,7.05,120,7,135,6.74,150,6.32,159.4,5.961159
14,38.6,5.873167,52,6.5,60,6.69,75,6.94,90,7.06,110,7.35,120,7.36,135,7.11,150,6.75,173.2,6.21371
16,38.5,5.928893,52,6.55,60,6.74,75,7.04,90,7.25,110,7.59,120,7.69,135,7.49,150,7.11,178.1,6.613636
20,38.6,5.962736,52,6.61,60,6.82,75,7.17,90,7.5,110,7.93,120,8.33,135,8.31,150,7.82,178.8,7.291599
24,39.9,5.956996,52,6.59,60,6.83,75,7.23,90,7.66,110,8.23,120,8.83,135,9.81,150,8.77,178.1,7.98439

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.87	5.14	5.29	5.17	5.11	4.91	4.28	3.6
8	5.74	5.96	6.11	6.08	6.15	5.98	5.39	4.65
10	6.21	6.38	6.53	6.58	6.69	6.6	6.26	5.59
12	6.41	6.59	6.77	6.83	7.05	7	6.74	6.32
14	6.5	6.69	6.94	7.06	7.35	7.36	7.11	6.75
16	6.55	6.74	7.04	7.25	7.59	7.69	7.49	7.11
20	6.61	6.82	7.17	7.5	7.93	8.33	8.31	7.82
24	6.59	6.83	7.23	7.66	8.23	8.83	9.81	8.77

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.17	145.3°	3.11
8	41.6°	3.86	150.1°	4.02
10	39.8°	4.31	150.9°	4.84
12	39.1°	4.5	159.4°	5.58
14	38.6°	4.59	173.2°	6.17
16	38.5°	4.64	178.1°	6.61
20	38.6°	4.66	178.8°	7.29
24	39.9°	4.57	178.1°	7.98

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