Ferdinand II — ORC Rating

GPH

652.5

OSN

631.9

LOA

10.8 m

Displacement

6065 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6318

Medium

0.8556

High

0.9836

Triple Offshore

Low

0.8081

Medium

1.036

High

1.1544

Boat Specifications

Dimensions

Length overall: 10.8 m
Beam: 3.63 m
Draft: 1.84 m
Displacement: 6065 kg
Crew weight: 577 kg
Wetted surface: 26.33 m²

Sails

Mainsail: 28.49 m²
Genoa: 43.23 m²
Spinnaker: 102.36 m²
Asymmetric spinnaker: 0 m²

Design

Type: PRETORIEN 35
Builder: Wauquiez
Designer: Holman&Pye
Year built: 1979
Stability index: 141.6

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.

6,43.6,4.598356,52,5.09,60,5.36,75,5.52,90,5.39,110,5.41,120,5.28,135,4.8,145.7,4.285204,150,4.08
8,41.8,5.379113,52,5.98,60,6.2,75,6.33,90,6.27,110,6.44,120,6.34,135,5.91,150,5.17,150.2,5.162685
10,40.2,5.904718,52,6.48,60,6.63,75,6.75,90,6.81,110,6.95,120,6.9,135,6.64,150,6.08,152.4,5.957999
12,38.4,6.175884,52,6.76,60,6.89,75,7.01,90,7.11,110,7.29,120,7.26,135,7.05,150,6.7,160.4,6.315963
14,37.6,6.336067,52,6.93,60,7.07,75,7.21,90,7.31,110,7.59,120,7.58,135,7.39,150,7.07,173.6,6.540763
16,37.5,6.428409,52,7.05,60,7.21,75,7.39,90,7.43,110,7.86,120,7.89,135,7.72,150,7.38,178.1,6.913801
20,37.6,6.500148,52,7.14,60,7.34,75,7.66,90,7.79,110,8.26,120,8.51,135,8.42,150,8,179,7.511144

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.09	5.36	5.52	5.39	5.41	5.28	4.8	4.08
8	5.98	6.2	6.33	6.27	6.44	6.34	5.91	5.17
10	6.48	6.63	6.75	6.81	6.95	6.9	6.64	6.08
12	6.76	6.89	7.01	7.11	7.29	7.26	7.05	6.7
14	6.93	7.07	7.21	7.31	7.59	7.58	7.39	7.07
16	7.05	7.21	7.39	7.43	7.86	7.89	7.72	7.38
20	7.14	7.34	7.66	7.79	8.26	8.51	8.42	8

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.33	145.7°	3.54
8	41.8°	4.01	150.2°	4.48
10	40.2°	4.51	152.4°	5.28
12	38.4°	4.84	160.4°	5.95
14	37.6°	5.02	173.6°	6.5
16	37.5°	5.1	178.1°	6.91
20	37.6°	5.15	179°	7.51

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