JANUARY SAILS — ORC Rating

GPH

735.5

OSN

713

LOA

9.425 m

Displacement

3772 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5652

Medium

0.754

High

0.8582

Triple Offshore

Low

0.7186

Medium

0.919

High

1.015

Boat Specifications

Dimensions

Length overall: 9.425 m
Beam: 2.7 m
Draft: 1.68 m
Displacement: 3772 kg
Crew weight: 300 kg
Wetted surface: 17.96 m²

Sails

Mainsail: 20.31 m²
Genoa: 26.17 m²
Spinnaker: 58.19 m²
Asymmetric spinnaker: 0 m²

Design

Type: SHE 31
Builder: S&S
Designer: WARVET S
Year built: 1963
Stability index: 130.3

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.

6,42.4,4.048992,52,4.5,60,4.7,75,4.83,90,4.74,110,4.8,120,4.67,135,4.26,147.5,3.758634,150,3.66
8,40.6,4.701877,52,5.25,60,5.45,75,5.58,90,5.58,110,5.73,120,5.62,135,5.21,150,4.62,151.4,4.567287
10,39.6,5.139431,52,5.73,60,5.9,75,6.03,90,6.1,110,6.26,120,6.21,135,5.94,150,5.42,154.1,5.247023
12,39.6,5.411977,52,5.99,60,6.14,75,6.3,90,6.33,110,6.57,120,6.56,135,6.37,150,6.02,161.3,5.648165
14,39.4,5.525837,52,6.1,60,6.27,75,6.47,90,6.55,110,6.79,120,6.84,135,6.7,150,6.4,174.8,5.9043
16,39.4,5.590543,52,6.16,60,6.34,75,6.58,90,6.71,110,6.95,120,7.07,135,6.99,150,6.7,178.1,6.283455
20,39.4,5.642307,52,6.22,60,6.4,75,6.68,90,6.94,110,7.17,120,7.45,135,7.53,150,7.25,179,6.841042

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.5	4.7	4.83	4.74	4.8	4.67	4.26	3.66
8	5.25	5.45	5.58	5.58	5.73	5.62	5.21	4.62
10	5.73	5.9	6.03	6.1	6.26	6.21	5.94	5.42
12	5.99	6.14	6.3	6.33	6.57	6.56	6.37	6.02
14	6.1	6.27	6.47	6.55	6.79	6.84	6.7	6.4
16	6.16	6.34	6.58	6.71	6.95	7.07	6.99	6.7
20	6.22	6.4	6.68	6.94	7.17	7.45	7.53	7.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	2.99	147.5°	3.17
8	40.6°	3.57	151.4°	4.01
10	39.6°	3.96	154.1°	4.72
12	39.6°	4.17	161.3°	5.35
14	39.4°	4.27	174.8°	5.88
16	39.4°	4.32	178.1°	6.28
20	39.4°	4.36	179°	6.84

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