PETROUCHKA II — ORC Rating

GPH

683.8

OSN

665.4

LOA

10.345 m

Displacement

5651 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6809

Medium

0.9063

High

1.0338

Triple Offshore

Low

0.8695

Medium

1.1111

High

1.2305

Boat Specifications

Dimensions

Length overall: 10.345 m
Beam: 3.32 m
Draft: 1.83 m
Displacement: 5651 kg
Crew weight: 300 kg
Wetted surface: 23.77 m²

Sails

Mainsail: 26.93 m²
Genoa: 42.24 m²
Spinnaker: 88.84 m²
Asymmetric spinnaker: 0 m²

Design

Type: PUMA 34
Builder: INERGA
Designer: HOLMAN & PYE
Year built: 1974

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.

6,41.9,4.326145,52,4.83,60,5.05,75,5.23,90,5.17,110,5.12,120,5,135,4.59,147.4,4.059577,150,3.94
8,41.1,5.042708,52,5.68,60,5.94,75,6.12,90,6.09,110,6.19,120,6.07,135,5.6,150,4.91,151.3,4.856659
10,41.8,5.674227,52,6.24,60,6.42,75,6.55,90,6.6,110,6.72,120,6.66,135,6.4,150,5.78,151.2,5.717177
12,41.2,5.954162,52,6.5,60,6.65,75,6.8,90,6.84,110,7.05,120,7.02,135,6.81,150,6.45,158.7,6.107174
14,40.6,6.05844,52,6.61,60,6.79,75,6.98,90,7.06,110,7.32,120,7.34,135,7.13,150,6.81,180,6.29
16,40.4,6.119193,52,6.67,60,6.86,75,7.13,90,7.26,110,7.47,120,7.65,135,7.47,150,7.11,180,6.7
20,41.1,6.170682,52,6.71,60,6.92,75,7.28,90,7.59,110,7.73,120,7.99,135,8.08,150,7.73,180,7.29

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.83	5.05	5.23	5.17	5.12	5	4.59	3.94
8	5.68	5.94	6.12	6.09	6.19	6.07	5.6	4.91
10	6.24	6.42	6.55	6.6	6.72	6.66	6.4	5.78
12	6.5	6.65	6.8	6.84	7.05	7.02	6.81	6.45
14	6.61	6.79	6.98	7.06	7.32	7.34	7.13	6.81
16	6.67	6.86	7.13	7.26	7.47	7.65	7.47	7.11
20	6.71	6.92	7.28	7.59	7.73	7.99	8.08	7.73

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.9°	3.22	147.4°	3.42
8	41.1°	3.8	151.3°	4.26
10	41.8°	4.23	151.2°	5.01
12	41.2°	4.48	158.7°	5.69
14	40.6°	4.6	180°	6.29
16	40.4°	4.66	180°	6.7
20	41.1°	4.65	180°	7.29

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