HARFANG SPIRIT: ORC Rating

GPH

643

OSN

621.5

LOA

13.21 m

Displacement

9256 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6714

Medium

0.964

High

1.1598

Triple Offshore

Low

0.8799

Medium

1.2014

High

1.3849

Boat Specifications

Dimensions

Length overall: 13.21 m
Beam: 3.9 m
Draft: 2.1 m
Displacement: 9256 kg
Crew weight: 500 kg
Wetted surface: 37.83 m²

Sails

Mainsail: 54.5 m²
Genoa: 39.98 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: DEHLERCWS
Builder: DEHLER
Designer: VAN DE STADT
Year built: 1992

Performance data

Polar CSV

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

6,43.5,4.673449,52,5.21,60,5.52,75,5.78,90,5.7,110,5.15,120,4.87,135,4.15,150,3.48,168.3,3.094291
8,41.9,5.562187,52,6.25,60,6.58,75,6.86,90,6.78,110,6.31,120,5.96,135,5.26,150,4.54,169.3,4.070779
10,41.3,6.282744,52,7.06,60,7.34,75,7.54,90,7.51,110,7.24,120,6.89,135,6.18,150,5.46,170.7,4.955132
12,40.8,6.776795,52,7.49,60,7.71,75,7.89,90,7.89,110,7.76,120,7.55,135,7,150,6.27,172,5.756017
14,39.9,6.934622,52,7.67,60,7.89,75,8.12,90,8.16,110,8.08,120,7.93,135,7.57,150,7.01,172.6,6.494088
16,39.5,6.998222,52,7.75,60,7.98,75,8.29,90,8.43,110,8.39,120,8.23,135,7.93,150,7.56,174.3,7.14533
20,39.6,7.138099,52,7.81,60,8.05,75,8.46,90,8.83,110,9.05,120,8.9,135,8.53,150,8.21,177.5,7.967583

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.21	5.52	5.78	5.7	5.15	4.87	4.15	3.48
8	6.25	6.58	6.86	6.78	6.31	5.96	5.26	4.54
10	7.06	7.34	7.54	7.51	7.24	6.89	6.18	5.46
12	7.49	7.71	7.89	7.89	7.76	7.55	7	6.27
14	7.67	7.89	8.12	8.16	8.08	7.93	7.57	7.01
16	7.75	7.98	8.29	8.43	8.39	8.23	7.93	7.56
20	7.81	8.05	8.46	8.83	9.05	8.9	8.53	8.21

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.39	168.3°	3.03
8	41.9°	4.14	169.3°	4
10	41.3°	4.72	170.7°	4.89
12	40.8°	5.13	172°	5.7
14	39.9°	5.32	172.6°	6.44
16	39.5°	5.4	174.3°	7.11
20	39.6°	5.5	177.5°	7.96

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°	5.21	6.25	7.06	7.49	7.67	7.75	7.81
60°	5.52	6.58	7.34	7.71	7.89	7.98	8.05
75°	5.78	6.86	7.54	7.89	8.12	8.29	8.46
90°	5.70	6.78	7.51	7.89	8.16	8.43	8.83
110°	5.15	6.31	7.24	7.76	8.08	8.39	9.05
120°	4.87	5.96	6.89	7.55	7.93	8.23	8.90
135°	4.15	5.26	6.18	7.00	7.57	7.93	8.53
150°	3.48	4.54	5.46	6.27	7.01	7.56	8.21