SMEE AGAIN: ORC Rating

GPH

609.2

OSN

592.6

LOA

10.757 m

Displacement

4940 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6724

Medium

0.901

High

1.013

Triple Offshore

Low

0.8701

Medium

1.1081

High

1.2256

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.12 m
Displacement: 4940 kg
Crew weight: 690 kg
Wetted surface: 26.08 m²

Sails

Mainsail: 38.12 m²
Genoa: 29.08 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 120.31 m²

Design

Type: J 109 (DK)
Builder: Pearson Composites
Designer: R. Alan Johnsone
Year built: 2004
Stability index: 117.6

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,42.9,4.750575,52,5.3,60,5.57,75,6.02,90,6.24,110,6.05,120,5.82,135,5.21,144.2,4.722193,150,4.42
8,41.2,5.648479,52,6.28,60,6.52,75,6.91,90,7.1,110,7.03,120,6.94,135,6.46,147.8,5.707917,150,5.57
10,39.4,6.211714,52,6.86,60,7.03,75,7.28,90,7.53,110,7.56,120,7.53,135,7.24,148.7,6.635779,150,6.55
12,37.8,6.467085,52,7.15,60,7.32,75,7.47,90,7.79,110,7.94,120,7.98,135,7.74,150,7.19,150.3,7.172201
14,37.6,6.601121,52,7.29,60,7.48,75,7.7,90,7.96,110,8.31,120,8.39,135,8.22,150,7.54,150.7,7.499404
16,37.5,6.667899,52,7.36,60,7.56,75,7.87,90,8.12,110,8.64,120,8.77,135,8.71,150,7.87,174.5,7.052468
20,37.6,6.727338,52,7.42,60,7.65,75,8.06,90,8.43,110,9.18,120,9.52,135,10.01,150,8.57,175.7,7.771877

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.3	5.57	6.02	6.24	6.05	5.82	5.21	4.42
8	6.28	6.52	6.91	7.1	7.03	6.94	6.46	5.57
10	6.86	7.03	7.28	7.53	7.56	7.53	7.24	6.55
12	7.15	7.32	7.47	7.79	7.94	7.98	7.74	7.19
14	7.29	7.48	7.7	7.96	8.31	8.39	8.22	7.54
16	7.36	7.56	7.87	8.12	8.64	8.77	8.71	7.87
20	7.42	7.65	8.06	8.43	9.18	9.52	10.01	8.57

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.48	144.2°	3.83
8	41.2°	4.25	147.8°	4.83
10	39.4°	4.8	148.7°	5.67
12	37.8°	5.11	150.3°	6.23
14	37.6°	5.23	150.7°	6.54
16	37.5°	5.29	174.5°	7.02
20	37.6°	5.33	175.7°	7.75

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.30	6.28	6.86	7.15	7.29	7.36	7.42
60°	5.57	6.52	7.03	7.32	7.48	7.56	7.65
75°	6.02	6.91	7.28	7.47	7.70	7.87	8.06
90°	6.24	7.10	7.53	7.79	7.96	8.12	8.43
110°	6.05	7.03	7.56	7.94	8.31	8.64	9.18
120°	5.82	6.94	7.53	7.98	8.39	8.77	9.52
135°	5.21	6.46	7.24	7.74	8.22	8.71	10.01
150°	4.42	5.57	6.55	7.19	7.54	7.87	8.57