PEN TACH 2: ORC Rating

GPH

618.8

OSN

602.6

LOA

11.345 m

Displacement

6405 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6467

Medium

0.8853

High

1.0182

Triple Offshore

Low

0.8457

Medium

1.0961

High

1.2222

Boat Specifications

Dimensions

Length overall: 11.345 m
Beam: 3.47 m
Draft: 2.01 m
Displacement: 6405 kg
Crew weight: 691 kg
Wetted surface: 28.82 m²

Sails

Mainsail: 40.72 m²
Genoa: 33.47 m²
Spinnaker: 103.27 m²
Asymmetric spinnaker: 79.74 m²

Design

Type: X-37 STD
Builder: X-YACHTS
Designer: JEPPESEN Nielsen
Year built: 2004
Stability index: 118.3

Performance data

Polar CSV

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

6,43.6,4.625974,52,5.16,60,5.48,75,5.97,90,6.19,110,5.95,120,5.61,135,5.04,144.3,4.543868,150,4.26
8,42,5.463269,52,6.13,60,6.49,75,6.98,90,7.16,110,7.02,120,6.79,135,6.22,149.3,5.407906,150,5.37
10,41.4,6.172419,52,6.85,60,7.08,75,7.41,90,7.6,110,7.53,120,7.45,135,7.12,150,6.37,150.5,6.342235
12,40.5,6.535982,52,7.19,60,7.38,75,7.56,90,7.88,110,7.9,120,7.86,135,7.59,150,7.14,156.8,6.832508
14,39.9,6.621781,52,7.31,60,7.52,75,7.77,90,8.06,110,8.29,120,8.27,135,7.99,150,7.59,168.2,7.038747
16,39.6,6.6579,52,7.36,60,7.58,75,7.91,90,8.21,110,8.66,120,8.69,135,8.43,150,7.96,177.2,7.388821
20,39.9,6.804272,52,7.43,60,7.63,75,8.03,90,8.5,110,9.2,120,9.46,135,9.4,150,8.8,178.4,8.113163

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.16	5.48	5.97	6.19	5.95	5.61	5.04	4.26
8	6.13	6.49	6.98	7.16	7.02	6.79	6.22	5.37
10	6.85	7.08	7.41	7.6	7.53	7.45	7.12	6.37
12	7.19	7.38	7.56	7.88	7.9	7.86	7.59	7.14
14	7.31	7.52	7.77	8.06	8.29	8.27	7.99	7.59
16	7.36	7.58	7.91	8.21	8.66	8.69	8.43	7.96
20	7.43	7.63	8.03	8.5	9.2	9.46	9.4	8.8

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.35	144.3°	3.69
8	42°	4.06	149.3°	4.65
10	41.4°	4.63	150.5°	5.52
12	40.5°	4.97	156.8°	6.28
14	39.9°	5.08	168.2°	6.89
16	39.6°	5.13	177.2°	7.38
20	39.9°	5.22	178.4°	8.11

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°	5.16	6.13	6.85	7.19	7.31	7.36	7.43
60°	5.48	6.49	7.08	7.38	7.52	7.58	7.63
75°	5.97	6.98	7.41	7.56	7.77	7.91	8.03
90°	6.19	7.16	7.60	7.88	8.06	8.21	8.50
110°	5.95	7.02	7.53	7.90	8.29	8.66	9.20
120°	5.61	6.79	7.45	7.86	8.27	8.69	9.46
135°	5.04	6.22	7.12	7.59	7.99	8.43	9.40
150°	4.26	5.37	6.37	7.14	7.59	7.96	8.80