North Encounter — ORC Rating

GPH

697.6

OSN

677.1

LOA

9.9 m

Displacement

4262 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6429

Medium

0.8837

High

1.0367

Triple Offshore

Low

0.8354

Medium

1.0961

High

1.2425

Boat Specifications

Dimensions

Length overall: 9.9 m
Beam: 3.07 m
Draft: 1.65 m
Displacement: 4262 kg
Crew weight: 599 kg
Wetted surface: 23.42 m²

Sails

Mainsail: 34.75 m²
Genoa: 20.03 m²
Spinnaker: 55.17 m²
Asymmetric spinnaker: 0 m²

Design

Type: Northshore 33
Designer: Kaufmann
Year built: 1995

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.

6,44.1,4.121838,52,4.57,60,4.87,75,5.15,90,5.15,110,5.12,120,4.94,135,4.44,147.4,3.869655,150,3.77
8,42.5,4.84214,52,5.44,60,5.78,75,6.08,90,6.17,110,6.18,120,6.01,135,5.43,150,4.78,152.1,4.6845
10,43,5.496656,52,6.11,60,6.37,75,6.56,90,6.72,110,6.72,120,6.63,135,6.27,150,5.63,154.8,5.4154
12,42.3,5.935391,52,6.48,60,6.67,75,6.84,90,7.03,110,7.07,120,6.97,135,6.73,150,6.35,161.1,5.929698
14,41,6.055309,52,6.63,60,6.84,75,7.07,90,7.18,110,7.45,120,7.31,135,7.05,150,6.75,180,6.26
16,40.4,6.106062,52,6.7,60,6.92,75,7.26,90,7.41,110,7.83,120,7.69,135,7.4,150,7.05,180,6.68
20,39.9,6.191626,52,6.77,60,6.97,75,7.43,90,7.87,110,8.17,120,8.46,135,8.17,150,7.74,180,7.29

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.57	4.87	5.15	5.15	5.12	4.94	4.44	3.77
8	5.44	5.78	6.08	6.17	6.18	6.01	5.43	4.78
10	6.11	6.37	6.56	6.72	6.72	6.63	6.27	5.63
12	6.48	6.67	6.84	7.03	7.07	6.97	6.73	6.35
14	6.63	6.84	7.07	7.18	7.45	7.31	7.05	6.75
16	6.7	6.92	7.26	7.41	7.83	7.69	7.4	7.05
20	6.77	6.97	7.43	7.87	8.17	8.46	8.17	7.74

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	2.96	147.4°	3.26
8	42.5°	3.57	152.1°	4.14
10	43°	4.02	154.8°	4.9
12	42.3°	4.39	161.1°	5.61
14	41°	4.57	180°	6.26
16	40.4°	4.65	180°	6.68
20	39.9°	4.75	180°	7.29

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