CHRISTINA — ORC Rating

GPH

669.5

OSN

651.9

LOA

11.266 m

Displacement

7850 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6071

Medium

0.8134

High

0.9368

Triple Offshore

Low

0.7827

Medium

1.0114

High

1.1273

Boat Specifications

Dimensions

Length overall: 11.266 m
Beam: 3.7 m
Draft: 2 m
Displacement: 7850 kg
Crew weight: 500 kg
Wetted surface: 28.52 m²

Sails

Mainsail: 28.1 m²
Genoa: 43.01 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.

6,42.8,4.320391,52,4.83,60,5.09,75,5.29,90,5.27,110,5.4,120,5.24,135,4.71,146,4.197638,150,4.02
8,41.2,5.023824,52,5.65,60,5.94,75,6.17,90,6.32,110,6.49,120,6.36,135,5.79,147.5,5.134034,150,5
10,40.9,5.622783,52,6.32,60,6.55,75,6.72,90,6.91,110,7.04,120,6.98,135,6.69,146,6.187898,150,5.92
12,41.2,6.113648,52,6.68,60,6.86,75,7.01,90,7.16,110,7.36,120,7.32,135,7.11,148.5,6.661661,150,6.56
14,40.5,6.312418,52,6.87,60,7.05,75,7.2,90,7.28,110,7.64,120,7.64,135,7.43,150,6.89,151,6.848691
16,39.6,6.359398,52,6.99,60,7.18,75,7.35,90,7.43,110,7.86,120,7.96,135,7.75,150,7.16,176,6.525897
20,39.8,6.45595,52,7.08,60,7.31,75,7.59,90,7.78,110,8.12,120,8.44,135,8.38,150,7.61,178,7.17437

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.83	5.09	5.29	5.27	5.4	5.24	4.71	4.02
8	5.65	5.94	6.17	6.32	6.49	6.36	5.79	5
10	6.32	6.55	6.72	6.91	7.04	6.98	6.69	5.92
12	6.68	6.86	7.01	7.16	7.36	7.32	7.11	6.56
14	6.87	7.05	7.2	7.28	7.64	7.64	7.43	6.89
16	6.99	7.18	7.35	7.43	7.86	7.96	7.75	7.16
20	7.08	7.31	7.59	7.78	8.12	8.44	8.38	7.61

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.17	146°	3.48
8	41.2°	3.78	147.5°	4.33
10	40.9°	4.25	146°	5.13
12	41.2°	4.6	148.5°	5.68
14	40.5°	4.8	151°	5.99
16	39.6°	4.9	176°	6.51
20	39.8°	4.96	178°	7.17

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