Harmony: ORC Rating

GPH

650.4

OSN

626.6

LOA

12.42 m

Displacement

8966 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5873

Medium

0.8378

High

1.004

Triple Offshore

Low

0.7673

Medium

1.0588

High

1.2311

Boat Specifications

Dimensions

Length overall: 12.42 m
Beam: 3.99 m
Draft: 1.99 m
Displacement: 8966 kg
Crew weight: 988 kg
Wetted surface: 36.24 m²

Sails

Mainsail: 44.75 m²
Genoa: 32.12 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 110.41 m²

Design

Type: Harmony 42
Builder: Groupe Porcin
Designer: Mortain&Mavrikios
Year built: 2004

Performance data

Polar CSV

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

6,45.6,4.187728,52,4.57,60,4.88,75,5.08,90,5.37,110,5.42,120,5.22,135,4.65,143.7,4.20633,150,3.92
8,44,5.129704,52,5.66,60,5.97,75,6.17,90,6.57,110,6.68,120,6.46,135,5.88,146.1,5.27703,150,5.06
10,42.3,5.800189,52,6.45,60,6.75,75,6.98,90,7.41,110,7.54,120,7.39,135,6.88,146.7,6.233494,150,6.02
12,41.1,6.316655,52,7.03,60,7.29,75,7.52,90,7.89,110,8.06,120,7.97,135,7.6,146.9,7.031,150,6.81
14,40.1,6.680425,52,7.42,60,7.65,75,7.86,90,8.17,110,8.45,120,8.39,135,8.08,147.8,7.53965,150,7.36
16,39.7,6.888489,52,7.64,60,7.87,75,8.11,90,8.31,110,8.8,120,8.8,135,8.49,150,7.77,170.1,6.882485
20,39.5,6.998222,52,7.79,60,8.06,75,8.45,90,8.65,110,9.31,120,9.56,135,9.31,150,8.4,175.8,7.770869
24,40.2,7.01758,52,7.81,60,8.1,75,8.59,90,9.02,110,9.65,120,10.23,135,10.21,150,9.03,176.5,8.39566

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.57	4.88	5.08	5.37	5.42	5.22	4.65	3.92
8	5.66	5.97	6.17	6.57	6.68	6.46	5.88	5.06
10	6.45	6.75	6.98	7.41	7.54	7.39	6.88	6.02
12	7.03	7.29	7.52	7.89	8.06	7.97	7.6	6.81
14	7.42	7.65	7.86	8.17	8.45	8.39	8.08	7.36
16	7.64	7.87	8.11	8.31	8.8	8.8	8.49	7.77
20	7.79	8.06	8.45	8.65	9.31	9.56	9.31	8.4
24	7.81	8.1	8.59	9.02	9.65	10.23	10.21	9.03

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.6°	2.93	143.7°	3.39
8	44°	3.69	146.1°	4.38
10	42.3°	4.29	146.7°	5.21
12	41.1°	4.76	146.9°	5.89
14	40.1°	5.11	147.8°	6.38
16	39.7°	5.3	170.1°	6.78
20	39.5°	5.4	175.8°	7.75
24	40.2°	5.36	176.5°	8.38

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	4.57	5.66	6.45	7.03	7.42	7.64	7.79	7.81
60°	4.88	5.97	6.75	7.29	7.65	7.87	8.06	8.10
75°	5.08	6.17	6.98	7.52	7.86	8.11	8.45	8.59
90°	5.37	6.57	7.41	7.89	8.17	8.31	8.65	9.02
110°	5.42	6.68	7.54	8.06	8.45	8.80	9.31	9.65
120°	5.22	6.46	7.39	7.97	8.39	8.80	9.56	10.23
135°	4.65	5.88	6.88	7.60	8.08	8.49	9.31	10.21
150°	3.92	5.06	6.02	6.81	7.36	7.77	8.40	9.03