TEMPER — ORC Rating | RegattaPages

GPH

701.8

OSN

679.3

LOA

9.38 m

Displacement

2986 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5708

Medium

0.7902

High

0.9193

Triple Offshore

Low

0.7389

Medium

0.9689

High

1.0919

Boat Specifications

Dimensions

Length overall: 9.38 m
Beam: 3.24 m
Draft: 1.75 m
Displacement: 2986 kg
Crew weight: 480 kg
Wetted surface: 17.76 m²

Sails

Mainsail: 26.73 m²
Genoa: 19.42 m²
Spinnaker: 48.7 m²
Asymmetric spinnaker: 0 m²

Design

Type: FINNFLYER 31 LF
Builder: POLAR YACHT
Designer: EIVIND STILL
Year built: 1983
Stability index: 108.2

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.

6,43.6,4.156472,52,4.61,60,4.87,75,5.07,90,5.06,110,5.05,120,4.86,135,4.35,146.9,3.807961,150,3.68
8,42.4,4.929208,52,5.5,60,5.78,75,5.97,90,6.06,110,6.09,120,5.92,135,5.36,150,4.68,151.4,4.612846
10,41.4,5.505851,52,6.07,60,6.26,75,6.4,90,6.55,110,6.59,120,6.49,135,6.18,150,5.57,152.9,5.425669
12,39.4,5.810541,52,6.37,60,6.52,75,6.66,90,6.86,110,6.95,120,6.86,135,6.61,150,6.25,161,5.869795
14,38.7,5.971064,52,6.53,60,6.7,75,6.89,90,7.09,110,7.32,120,7.23,135,6.96,150,6.63,175.4,6.149809
16,38.2,6.018908,52,6.61,60,6.82,75,7.09,90,7.22,110,7.65,120,7.6,135,7.33,150,6.96,179,6.530995
20,38.8,6.069254,52,6.66,60,6.91,75,7.34,90,7.64,110,8.07,120,8.29,135,8.06,150,7.66,179,7.181094

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.61	4.87	5.07	5.06	5.05	4.86	4.35	3.68
8	5.5	5.78	5.97	6.06	6.09	5.92	5.36	4.68
10	6.07	6.26	6.4	6.55	6.59	6.49	6.18	5.57
12	6.37	6.52	6.66	6.86	6.95	6.86	6.61	6.25
14	6.53	6.7	6.89	7.09	7.32	7.23	6.96	6.63
16	6.61	6.82	7.09	7.22	7.65	7.6	7.33	6.96
20	6.66	6.91	7.34	7.64	8.07	8.29	8.06	7.66

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.01	146.9°	3.19
8	42.4°	3.64	151.4°	4.05
10	41.4°	4.13	152.9°	4.83
12	39.4°	4.49	161°	5.55
14	38.7°	4.66	175.4°	6.13
16	38.2°	4.73	179°	6.53
20	38.8°	4.73	179°	7.18

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