GODSPEED: ORC Rating

GPH

575.1

OSN

558.1

LOA

12.35 m

Displacement

7028 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7083

Medium

0.9601

High

1.0986

Triple Offshore

Low

0.9128

Medium

1.1782

High

1.3146

Boat Specifications

Dimensions

Length overall: 12.35 m
Beam: 3.65 m
Draft: 2.5 m
Displacement: 7028 kg
Crew weight: 640 kg
Wetted surface: 32.37 m²

Sails

Mainsail: 51.29 m²
Genoa: 41.9 m²
Spinnaker: 130.58 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-41
Builder: X Yachts
Designer: Jeppesen
Year built: 2006
Stability index: 129.4

Performance data

Polar CSV

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

6,43,5.072785,52,5.66,60,5.98,75,6.24,90,6.16,110,6.17,120,6.02,135,5.43,142.5,5.01668,150,4.59
8,41.4,6.039106,52,6.78,60,7.07,75,7.27,90,7.3,110,7.43,120,7.3,135,6.74,146.9,5.980528,150,5.78
10,40.2,6.716453,52,7.44,60,7.65,75,7.79,90,7.79,110,8.04,120,7.97,135,7.64,150,6.85,150.2,6.845168
12,38.8,6.916127,52,7.68,60,7.9,75,8.11,90,8.14,110,8.41,120,8.47,135,8.15,150,7.64,156.5,7.31686
14,38.2,6.99873,52,7.78,60,8,75,8.34,90,8.48,110,8.69,120,8.98,135,8.67,150,8.12,165.8,7.550709
16,38.2,7.087804,52,7.83,60,8.06,75,8.47,90,8.8,110,8.95,120,9.33,135,9.26,150,8.61,177.2,7.849371
20,38.2,7.253229,52,7.97,60,8.19,75,8.59,90,9.21,110,9.33,120,9.93,135,10.71,150,9.75,175.4,8.778276

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.66	5.98	6.24	6.16	6.17	6.02	5.43	4.59
8	6.78	7.07	7.27	7.3	7.43	7.3	6.74	5.78
10	7.44	7.65	7.79	7.79	8.04	7.97	7.64	6.85
12	7.68	7.9	8.11	8.14	8.41	8.47	8.15	7.64
14	7.78	8	8.34	8.48	8.69	8.98	8.67	8.12
16	7.83	8.06	8.47	8.8	8.95	9.33	9.26	8.61
20	7.97	8.19	8.59	9.21	9.33	9.93	10.71	9.75

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.71	142.5°	3.98
8	41.4°	4.53	146.9°	5.01
10	40.2°	5.13	150.2°	5.94
12	38.8°	5.39	156.5°	6.71
14	38.2°	5.5	165.8°	7.32
16	38.2°	5.57	177.2°	7.84
20	38.2°	5.7	175.4°	8.75

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°	5.66	6.78	7.44	7.68	7.78	7.83	7.97
60°	5.98	7.07	7.65	7.90	8.00	8.06	8.19
75°	6.24	7.27	7.79	8.11	8.34	8.47	8.59
90°	6.16	7.30	7.79	8.14	8.48	8.80	9.21
110°	6.17	7.43	8.04	8.41	8.69	8.95	9.33
120°	6.02	7.30	7.97	8.47	8.98	9.33	9.93
135°	5.43	6.74	7.64	8.15	8.67	9.26	10.71
150°	4.59	5.78	6.85	7.64	8.12	8.61	9.75