Excalibur: ORC Rating

GPH

602.7

OSN

586.3

LOA

12.51 m

Displacement

7773 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7617

Medium

1.0255

High

1.1781

Triple Offshore

Low

0.9806

Medium

1.2634

High

1.4072

Boat Specifications

Dimensions

Length overall: 12.51 m
Beam: 3.9 m
Draft: 2.12 m
Displacement: 7773 kg
Crew weight: 716 kg
Wetted surface: 31.83 m²

Sails

Mainsail: 40.57 m²
Genoa: 62.3 m²
Spinnaker: 113.72 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-412
Builder: X-yachts
Designer: Niels Jeppesen
Year built: 1990

Performance data

Polar CSV

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

6,42.6,5.012926,52,5.59,60,5.88,75,6.12,90,6.04,110,5.62,120,5.49,135,5.01,145.5,4.47747,150,4.26
8,41.7,5.906475,52,6.64,60,6.92,75,7.11,90,7.07,110,6.88,120,6.72,135,6.17,149.7,5.37413,150,5.36
10,41.2,6.565526,52,7.23,60,7.42,75,7.56,90,7.57,110,7.58,120,7.49,135,7.13,150,6.33,150.6,6.301553
12,40.1,6.798084,52,7.46,60,7.65,75,7.83,90,7.87,110,7.97,120,7.92,135,7.65,150,7.13,155,6.896112
14,39.4,6.897591,52,7.57,60,7.77,75,8.03,90,8.13,110,8.32,120,8.31,135,8.04,150,7.64,168.7,7.016008
16,39.1,6.958347,52,7.62,60,7.84,75,8.17,90,8.37,110,8.58,120,8.71,135,8.44,150,8,180,7.44
20,39,6.961369,52,7.65,60,7.89,75,8.31,90,8.75,110,8.94,120,9.31,135,9.28,150,8.75,180,8.15

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.59	5.88	6.12	6.04	5.62	5.49	5.01	4.26
8	6.64	6.92	7.11	7.07	6.88	6.72	6.17	5.36
10	7.23	7.42	7.56	7.57	7.58	7.49	7.13	6.33
12	7.46	7.65	7.83	7.87	7.97	7.92	7.65	7.13
14	7.57	7.77	8.03	8.13	8.32	8.31	8.04	7.64
16	7.62	7.84	8.17	8.37	8.58	8.71	8.44	8
20	7.65	7.89	8.31	8.75	8.94	9.31	9.28	8.75

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.69	145.5°	3.69
8	41.7°	4.41	149.7°	4.64
10	41.2°	4.94	150.6°	5.49
12	40.1°	5.2	155°	6.25
14	39.4°	5.33	168.7°	6.88
16	39.1°	5.4	180°	7.44
20	39°	5.41	180°	8.15

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°	5.59	6.64	7.23	7.46	7.57	7.62	7.65
60°	5.88	6.92	7.42	7.65	7.77	7.84	7.89
75°	6.12	7.11	7.56	7.83	8.03	8.17	8.31
90°	6.04	7.07	7.57	7.87	8.13	8.37	8.75
110°	5.62	6.88	7.58	7.97	8.32	8.58	8.94
120°	5.49	6.72	7.49	7.92	8.31	8.71	9.31
135°	5.01	6.17	7.13	7.65	8.04	8.44	9.28
150°	4.26	5.36	6.33	7.13	7.64	8.00	8.75