CATHERINE: ORC Rating

GPH

598

OSN

583.1

LOA

12.225 m

Displacement

8153 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6839

Medium

0.9105

High

1.0284

Triple Offshore

Low

0.8844

Medium

1.1307

High

1.2454

Boat Specifications

Dimensions

Length overall: 12.225 m
Beam: 3.76 m
Draft: 2.11 m
Displacement: 8153 kg
Crew weight: 560 kg
Wetted surface: 32.82 m²

Sails

Mainsail: 48.82 m²
Genoa: 46.11 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 131.33 m²

Design

Type: X-40
Builder: X Yachts
Designer: Jeppesen
Year built: 2004

Performance data

Polar CSV

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

6,43.1,4.90302,52,5.49,60,5.81,75,6.08,90,6.03,110,6.04,120,5.89,135,5.3,143.8,4.795775,150,4.47
8,41.2,5.754804,52,6.51,60,6.83,75,7.07,90,7.12,110,7.25,120,7.11,135,6.51,148,5.707223,150,5.59
10,41.2,6.445912,52,7.18,60,7.41,75,7.59,90,7.64,110,7.83,120,7.75,135,7.41,148,6.721317,150,6.58
12,40.5,6.746396,52,7.45,60,7.67,75,7.86,90,7.91,110,8.19,120,8.16,135,7.89,149.8,7.33563,150,7.32
14,39.8,6.833415,52,7.56,60,7.78,75,8.05,90,8.17,110,8.43,120,8.57,135,8.29,150,7.7,152,7.599545
16,39.8,6.898495,52,7.61,60,7.84,75,8.17,90,8.4,110,8.65,120,8.96,135,8.73,150,8.02,176,7.277728
20,39.4,6.936414,52,7.65,60,7.87,75,8.27,90,8.75,110,9.03,120,9.45,135,9.71,150,8.69,178,8.014882

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.49	5.81	6.08	6.03	6.04	5.89	5.3	4.47
8	6.51	6.83	7.07	7.12	7.25	7.11	6.51	5.59
10	7.18	7.41	7.59	7.64	7.83	7.75	7.41	6.58
12	7.45	7.67	7.86	7.91	8.19	8.16	7.89	7.32
14	7.56	7.78	8.05	8.17	8.43	8.57	8.29	7.7
16	7.61	7.84	8.17	8.4	8.65	8.96	8.73	8.02
20	7.65	7.87	8.27	8.75	9.03	9.45	9.71	8.69

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.58	143.8°	3.87
8	41.2°	4.33	148°	4.84
10	41.2°	4.85	148°	5.7
12	40.5°	5.13	149.8°	6.34
14	39.8°	5.25	152°	6.71
16	39.8°	5.3	176°	7.26
20	39.4°	5.36	178°	8.01

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°	5.49	6.51	7.18	7.45	7.56	7.61	7.65
60°	5.81	6.83	7.41	7.67	7.78	7.84	7.87
75°	6.08	7.07	7.59	7.86	8.05	8.17	8.27
90°	6.03	7.12	7.64	7.91	8.17	8.40	8.75
110°	6.04	7.25	7.83	8.19	8.43	8.65	9.03
120°	5.89	7.11	7.75	8.16	8.57	8.96	9.45
135°	5.30	6.51	7.41	7.89	8.29	8.73	9.71
150°	4.47	5.59	6.58	7.32	7.70	8.02	8.69