ocean girl — ORC Rating

GPH

771.2

OSN

749.4

LOA

9.42 m

Displacement

4900 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.59

Medium

0.7978

High

0.9145

Triple Offshore

Low

0.7611

Medium

0.9909

High

1.1026

Boat Specifications

Dimensions

Length overall: 9.42 m
Beam: 3.09 m
Draft: 1.6 m
Displacement: 4900 kg
Crew weight: 170 kg
Wetted surface: 23.61 m²

Sails

Mainsail: 23.26 m²
Genoa: 34.17 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: HR 312
Builder: Hallberg Rassy
Designer: Olle Enderlein/C R
Year built: 1979

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.

6,43.1,3.999111,52,4.44,60,4.67,75,4.85,90,4.8,110,4.45,120,4.19,135,3.68,150,3.18,155.5,3.033096
8,41.4,4.625982,52,5.19,60,5.46,75,5.69,90,5.65,110,5.35,120,5.06,135,4.59,150,4.09,165.1,3.725258
10,42.2,5.116059,52,5.73,60,5.98,75,6.17,90,6.18,110,6.04,120,5.81,135,5.34,150,4.84,171.8,4.384829
12,43,5.400943,52,5.97,60,6.2,75,6.4,90,6.45,110,6.39,120,6.27,135,5.97,150,5.51,173.8,5.019358
14,43.3,5.523702,52,6.06,60,6.3,75,6.54,90,6.64,110,6.63,120,6.55,135,6.35,150,6.06,174.7,5.614002
16,43.5,5.59711,52,6.1,60,6.34,75,6.62,90,6.79,110,6.86,120,6.78,135,6.6,150,6.39,178.4,6.082371
20,44,5.630163,52,6.1,60,6.36,75,6.69,90,7.02,110,7.2,120,7.26,135,7.08,150,6.86,179.4,6.630364

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.44	4.67	4.85	4.8	4.45	4.19	3.68	3.18
8	5.19	5.46	5.69	5.65	5.35	5.06	4.59	4.09
10	5.73	5.98	6.17	6.18	6.04	5.81	5.34	4.84
12	5.97	6.2	6.4	6.45	6.39	6.27	5.97	5.51
14	6.06	6.3	6.54	6.64	6.63	6.55	6.35	6.06
16	6.1	6.34	6.62	6.79	6.86	6.78	6.6	6.39
20	6.1	6.36	6.69	7.02	7.2	7.26	7.08	6.86

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	2.92	155.5°	2.76
8	41.4°	3.47	165.1°	3.6
10	42.2°	3.79	171.8°	4.34
12	43°	3.95	173.8°	4.99
14	43.3°	4.02	174.7°	5.59
16	43.5°	4.06	178.4°	6.08
20	44°	4.05	179.4°	6.63

Loading polar chart…