X-Terminator: ORC Rating

GPH

633.1

OSN

615.3

LOA

10 m

Displacement

3153 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6427

Medium

0.8723

High

0.9991

Triple Offshore

Low

0.8326

Medium

1.0671

High

1.1982

Boat Specifications

Dimensions

Length overall: 10 m
Beam: 2.99 m
Draft: 1.8 m
Displacement: 3153 kg
Crew weight: 549 kg
Wetted surface: 20.49 m²

Sails

Mainsail: 33.69 m²
Genoa: 28.84 m²
Spinnaker: 58.42 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-99
Builder: X-Yachts
Designer: Jeppesen
Year built: 1985
Stability index: 118.8

Performance data

Polar CSV

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

6,42.6,4.809148,52,5.4,60,5.7,75,5.93,90,5.83,110,5.54,120,5.33,135,4.74,144.2,4.204355,150,3.94
8,41.2,5.714932,52,6.36,60,6.57,75,6.7,90,6.69,110,6.64,120,6.47,135,5.88,149.3,5.059009,150,5.03
10,39,6.163578,52,6.79,60,6.94,75,7.07,90,7.09,110,7.16,120,7.05,135,6.7,150,6,151.1,5.939704
12,38.1,6.341057,52,6.96,60,7.14,75,7.36,90,7.43,110,7.63,120,7.52,135,7.16,150,6.74,158.6,6.401335
14,37.5,6.415805,52,7.04,60,7.25,75,7.6,90,7.79,110,8.12,120,8.04,135,7.62,150,7.17,173.6,6.611202
16,37.2,6.440436,52,7.09,60,7.32,75,7.75,90,8.11,110,8.51,120,8.6,135,8.14,150,7.6,179,7.031071
20,37.2,6.515763,52,7.17,60,7.4,75,7.91,90,8.51,110,9.07,120,9.67,135,9.45,150,8.62,177.2,7.859383

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.4	5.7	5.93	5.83	5.54	5.33	4.74	3.94
8	6.36	6.57	6.7	6.69	6.64	6.47	5.88	5.03
10	6.79	6.94	7.07	7.09	7.16	7.05	6.7	6
12	6.96	7.14	7.36	7.43	7.63	7.52	7.16	6.74
14	7.04	7.25	7.6	7.79	8.12	8.04	7.62	7.17
16	7.09	7.32	7.75	8.11	8.51	8.6	8.14	7.6
20	7.17	7.4	7.91	8.51	9.07	9.67	9.45	8.62

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.54	144.2°	3.41
8	41.2°	4.3	149.3°	4.35
10	39°	4.79	151.1°	5.2
12	38.1°	4.99	158.6°	5.96
14	37.5°	5.09	173.6°	6.57
16	37.2°	5.13	179°	7.03
20	37.2°	5.19	177.2°	7.85

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°	5.40	6.36	6.79	6.96	7.04	7.09	7.17
60°	5.70	6.57	6.94	7.14	7.25	7.32	7.40
75°	5.93	6.70	7.07	7.36	7.60	7.75	7.91
90°	5.83	6.69	7.09	7.43	7.79	8.11	8.51
110°	5.54	6.64	7.16	7.63	8.12	8.51	9.07
120°	5.33	6.47	7.05	7.52	8.04	8.60	9.67
135°	4.74	5.88	6.70	7.16	7.62	8.14	9.45
150°	3.94	5.03	6.00	6.74	7.17	7.60	8.62