HARLEKIN: ORC Rating

GPH

745.5

OSN

726.3

LOA

9.55 m

Displacement

5288 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5621

Medium

0.7374

High

0.8267

Triple Offshore

Low

0.718

Medium

0.9031

High

0.9851

Boat Specifications

Dimensions

Length overall: 9.55 m
Beam: 2.92 m
Draft: 1.57 m
Displacement: 5288 kg
Crew weight: 400 kg
Wetted surface: 20.65 m²

Sails

Mainsail: 26.63 m²
Genoa: 28.13 m²
Spinnaker: 70.72 m²
Asymmetric spinnaker: 0 m²

Design

Type: LORD HELMSMAN
Builder: HELMSMAN
Designer: HAKAN SOEDERGREN
Year built: 1978
Stability index: 139.2

Performance data

Polar CSV

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

6,42.4,4.048992,52,4.52,60,4.73,75,4.85,90,4.8,110,4.9,120,4.74,135,4.22,147.8,3.710737,150,3.63
8,40.6,4.662365,52,5.21,60,5.42,75,5.57,90,5.62,110,5.78,120,5.68,135,5.21,150,4.58,152.8,4.474845
10,40,5.012764,52,5.61,60,5.81,75,5.98,90,6.05,110,6.24,120,6.21,135,5.96,150,5.43,153.7,5.264999
12,40.2,5.197723,52,5.8,60,6,75,6.2,90,6.27,110,6.52,120,6.53,135,6.36,150,6.04,164,5.607214
14,40.6,5.307721,52,5.89,60,6.09,75,6.34,90,6.46,110,6.73,120,6.79,135,6.67,150,6.39,175.4,5.939131
16,40.6,5.360403,52,5.94,60,6.15,75,6.42,90,6.6,110,6.87,120,7.01,135,6.95,150,6.68,179,6.290958
20,41.4,5.425863,52,5.99,60,6.21,75,6.53,90,6.79,110,7.07,120,7.3,135,7.45,150,7.22,179,6.83104

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.52	4.73	4.85	4.8	4.9	4.74	4.22	3.63
8	5.21	5.42	5.57	5.62	5.78	5.68	5.21	4.58
10	5.61	5.81	5.98	6.05	6.24	6.21	5.96	5.43
12	5.8	6	6.2	6.27	6.52	6.53	6.36	6.04
14	5.89	6.09	6.34	6.46	6.73	6.79	6.67	6.39
16	5.94	6.15	6.42	6.6	6.87	7.01	6.95	6.68
20	5.99	6.21	6.53	6.79	7.07	7.3	7.45	7.22

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	2.99	147.8°	3.14
8	40.6°	3.54	152.8°	3.98
10	40°	3.84	153.7°	4.72
12	40.2°	3.97	164°	5.39
14	40.6°	4.03	175.4°	5.92
16	40.6°	4.07	179°	6.29
20	41.4°	4.07	179°	6.83

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°	4.52	5.21	5.61	5.80	5.89	5.94	5.99
60°	4.73	5.42	5.81	6.00	6.09	6.15	6.21
75°	4.85	5.57	5.98	6.20	6.34	6.42	6.53
90°	4.80	5.62	6.05	6.27	6.46	6.60	6.79
110°	4.90	5.78	6.24	6.52	6.73	6.87	7.07
120°	4.74	5.68	6.21	6.53	6.79	7.01	7.30
135°	4.22	5.21	5.96	6.36	6.67	6.95	7.45
150°	3.63	4.58	5.43	6.04	6.39	6.68	7.22