CHASE: ORC Rating

GPH

608.6

OSN

591.8

LOA

10.757 m

Displacement

4859 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6762

Medium

0.9026

High

1.0117

Triple Offshore

Low

0.8725

Medium

1.1088

High

1.2241

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.12 m
Displacement: 4859 kg
Crew weight: 580 kg
Wetted surface: 25.75 m²

Sails

Mainsail: 38.05 m²
Genoa: 29.08 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 119.86 m²

Design

Type: J 109
Builder: TPI
Designer: Johnstone
Year built: 2004
Stability index: 118.4

Performance data

Polar CSV

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

6,43,4.785646,52,5.33,60,5.6,75,5.97,90,6.2,110,6.02,120,5.84,135,5.23,144.2,4.734523,150,4.43
8,40.8,5.653934,52,6.31,60,6.54,75,6.88,90,7.08,110,7.03,120,6.95,135,6.48,147.8,5.719734,150,5.59
10,39,6.202181,52,6.88,60,7.05,75,7.25,90,7.51,110,7.55,120,7.53,135,7.25,148.7,6.647482,150,6.56
12,37.6,6.43704,52,7.15,60,7.31,75,7.48,90,7.77,110,7.92,120,7.98,135,7.76,150,7.2,150.5,7.169483
14,37.5,6.567061,52,7.26,60,7.46,75,7.7,90,7.94,110,8.29,120,8.39,135,8.24,150,7.56,150.2,7.548123
16,37.2,6.628753,52,7.33,60,7.54,75,7.86,90,8.1,110,8.62,120,8.76,135,8.75,150,7.9,173.9,7.080088
20,37.6,6.689473,52,7.39,60,7.62,75,8.02,90,8.42,110,9.16,120,9.51,135,10.1,150,8.62,175.7,7.791933

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.33	5.6	5.97	6.2	6.02	5.84	5.23	4.43
8	6.31	6.54	6.88	7.08	7.03	6.95	6.48	5.59
10	6.88	7.05	7.25	7.51	7.55	7.53	7.25	6.56
12	7.15	7.31	7.48	7.77	7.92	7.98	7.76	7.2
14	7.26	7.46	7.7	7.94	8.29	8.39	8.24	7.56
16	7.33	7.54	7.86	8.1	8.62	8.76	8.75	7.9
20	7.39	7.62	8.02	8.42	9.16	9.51	10.1	8.62

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.5	144.2°	3.84
8	40.8°	4.28	147.8°	4.84
10	39°	4.82	148.7°	5.68
12	37.6°	5.1	150.5°	6.24
14	37.5°	5.21	150.2°	6.55
16	37.2°	5.28	173.9°	7.04
20	37.6°	5.3	175.7°	7.77

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°	5.33	6.31	6.88	7.15	7.26	7.33	7.39
60°	5.60	6.54	7.05	7.31	7.46	7.54	7.62
75°	5.97	6.88	7.25	7.48	7.70	7.86	8.02
90°	6.20	7.08	7.51	7.77	7.94	8.10	8.42
110°	6.02	7.03	7.55	7.92	8.29	8.62	9.16
120°	5.84	6.95	7.53	7.98	8.39	8.76	9.51
135°	5.23	6.48	7.25	7.76	8.24	8.75	10.10
150°	4.43	5.59	6.56	7.20	7.56	7.90	8.62