CHRISTINA — ORC Rating

GPH

665.9

OSN

648.4

LOA

11.266 m

Displacement

7850 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6895

Medium

0.9208

High

1.0564

Triple Offshore

Low

0.8867

Medium

1.1438

High

1.2711

Boat Specifications

Dimensions

Length overall: 11.266 m
Beam: 3.7 m
Draft: 2 m
Displacement: 7850 kg
Crew weight: 500 kg
Wetted surface: 28.57 m²

Sails

Mainsail: 28.16 m²
Genoa: 48.45 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 115.99 m²

Design

Type: OYSTER 37
Builder: OYSTER MARINE
Designer: HOLMAN & PYE
Year built: 1978

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.

6,42.5,4.394547,52,4.9,60,5.14,75,5.33,90,5.27,110,5.37,120,5.21,135,4.69,146.3,4.182923,150,4.01
8,41.2,5.116858,52,5.74,60,6.02,75,6.25,90,6.33,110,6.49,120,6.34,135,5.77,147.6,5.116495,150,4.99
10,41.1,5.732763,52,6.41,60,6.63,75,6.78,90,6.92,110,7.05,120,6.97,135,6.67,145.9,6.183124,150,5.91
12,41.1,6.170682,52,6.74,60,6.91,75,7.05,90,7.17,110,7.36,120,7.32,135,7.11,148.3,6.675982,150,6.56
14,40.2,6.323678,52,6.91,60,7.08,75,7.24,90,7.3,110,7.65,120,7.64,135,7.42,150,6.89,151,6.837257
16,39.5,6.376158,52,6.99,60,7.18,75,7.4,90,7.49,110,7.87,120,7.96,135,7.74,150,7.15,175.5,6.53013
20,39.6,6.463224,52,7.05,60,7.26,75,7.61,90,7.83,110,8.16,120,8.45,135,8.38,150,7.6,178,7.17437

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.9	5.14	5.33	5.27	5.37	5.21	4.69	4.01
8	5.74	6.02	6.25	6.33	6.49	6.34	5.77	4.99
10	6.41	6.63	6.78	6.92	7.05	6.97	6.67	5.91
12	6.74	6.91	7.05	7.17	7.36	7.32	7.11	6.56
14	6.91	7.08	7.24	7.3	7.65	7.64	7.42	6.89
16	6.99	7.18	7.4	7.49	7.87	7.96	7.74	7.15
20	7.05	7.26	7.61	7.83	8.16	8.45	8.38	7.6

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.24	146.3°	3.48
8	41.2°	3.85	147.6°	4.32
10	41.1°	4.32	145.9°	5.12
12	41.1°	4.65	148.3°	5.68
14	40.2°	4.83	151°	5.98
16	39.5°	4.92	175.5°	6.51
20	39.6°	4.98	178°	7.17

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