OBELIX: ORC Rating

GPH

569.7

OSN

556.1

LOA

12.35 m

Displacement

7198 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7144

Medium

0.9605

High

1.099

Triple Offshore

Low

0.9287

Medium

1.184

High

1.3225

Boat Specifications

Dimensions

Length overall: 12.35 m
Beam: 3.65 m
Draft: 2.51 m
Displacement: 7198 kg
Crew weight: 850 kg
Wetted surface: 33.03 m²

Sails

Mainsail: 53.41 m²
Genoa: 46.14 m²
Spinnaker: 129.71 m²
Asymmetric spinnaker: 127.68 m²

Design

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

Performance data

Polar CSV

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

6,42.8,5.192647,52,5.8,60,6.13,75,6.44,90,6.68,110,6.46,120,6.11,135,5.43,142,5.025312,150,4.57
8,41.2,6.15352,52,6.9,60,7.18,75,7.47,90,7.66,110,7.54,120,7.31,135,6.7,147,5.902198,150,5.72
10,39.8,6.768335,52,7.5,60,7.7,75,7.85,90,8.1,110,8.06,120,7.95,135,7.59,149.5,6.80107,150,6.77
12,38.6,6.947995,52,7.71,60,7.92,75,8.14,90,8.39,110,8.52,120,8.43,135,8.09,150,7.57,156,7.257439
14,38.1,7.039971,52,7.8,60,8.01,75,8.34,90,8.6,110,9,120,8.96,135,8.58,150,8.05,170,7.371997
16,37.5,7.07125,52,7.84,60,8.06,75,8.46,90,8.81,110,9.44,120,9.46,135,9.13,150,8.49,180,7.81
20,38.2,7.278679,52,7.98,60,8.21,75,8.57,90,9.17,110,10.03,120,10.46,135,10.47,150,9.54,180,8.67

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.8	6.13	6.44	6.68	6.46	6.11	5.43	4.57
8	6.9	7.18	7.47	7.66	7.54	7.31	6.7	5.72
10	7.5	7.7	7.85	8.1	8.06	7.95	7.59	6.77
12	7.71	7.92	8.14	8.39	8.52	8.43	8.09	7.57
14	7.8	8.01	8.34	8.6	9	8.96	8.58	8.05
16	7.84	8.06	8.46	8.81	9.44	9.46	9.13	8.49
20	7.98	8.21	8.57	9.17	10.03	10.46	10.47	9.54

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.81	142°	3.96
8	41.2°	4.63	147°	4.95
10	39.8°	5.2	149.5°	5.86
12	38.6°	5.43	156°	6.63
14	38.1°	5.54	170°	7.26
16	37.5°	5.61	180°	7.81
20	38.2°	5.72	180°	8.67

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°	5.80	6.90	7.50	7.71	7.80	7.84	7.98
60°	6.13	7.18	7.70	7.92	8.01	8.06	8.21
75°	6.44	7.47	7.85	8.14	8.34	8.46	8.57
90°	6.68	7.66	8.10	8.39	8.60	8.81	9.17
110°	6.46	7.54	8.06	8.52	9.00	9.44	10.03
120°	6.11	7.31	7.95	8.43	8.96	9.46	10.46
135°	5.43	6.70	7.59	8.09	8.58	9.13	10.47
150°	4.57	5.72	6.77	7.57	8.05	8.49	9.54