LES AMIS: ORC Rating

GPH

623.9

OSN

610.7

LOA

6.815 m

Displacement

668 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7019

Medium

0.8592

High

1.0033

Triple Offshore

Low

0.8782

Medium

1.0569

High

1.2094

Boat Specifications

Dimensions

Length overall: 6.815 m
Beam: 2.53 m
Draft: 1.76 m
Displacement: 668 kg
Crew weight: 334 kg
Wetted surface: 9.71 m²

Sails

Mainsail: 21.27 m²
Genoa: 12.99 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 58.04 m²

Design

Type: LONGTZE PREMIER
Builder: LONGTZE YACHTS
Designer: THOMSON Steve
Year built: 2007
Stability index: 96.8

Performance data

Polar CSV

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

6,40.8,4.980217,52,5.56,60,5.75,75,5.84,90,5.78,110,5.92,120,5.82,135,5.4,144.8,4.90733,150,4.63
8,37,5.384183,52,6.03,60,6.22,75,6.44,90,6.42,110,6.63,120,6.71,135,6.31,150,5.69,151.1,5.631296
10,36.7,5.550181,52,6.21,60,6.45,75,6.83,90,7.04,110,7.13,120,7.42,135,7.24,150,6.4,150.9,6.35177
12,36.7,5.637487,52,6.32,60,6.61,75,7.08,90,7.54,110,7.6,120,8.01,135,8.37,147.8,7.397838,150,7.23
14,36.9,5.677238,52,6.4,60,6.71,75,7.27,90,7.87,110,8.09,120,8.61,135,9.46,144.2,8.889559,150,8.32
16,37.2,5.699723,52,6.45,60,6.79,75,7.43,90,8.14,110,8.85,120,9.22,135,10.39,144,10.481856,150,9.79
20,38.1,5.743803,52,6.47,60,6.8,75,7.6,90,8.49,110,9.78,120,10.44,135,12.29,149.3,13.327871,150,13.24

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.56	5.75	5.84	5.78	5.92	5.82	5.4	4.63
8	6.03	6.22	6.44	6.42	6.63	6.71	6.31	5.69
10	6.21	6.45	6.83	7.04	7.13	7.42	7.24	6.4
12	6.32	6.61	7.08	7.54	7.6	8.01	8.37	7.23
14	6.4	6.71	7.27	7.87	8.09	8.61	9.46	8.32
16	6.45	6.79	7.43	8.14	8.85	9.22	10.39	9.79
20	6.47	6.8	7.6	8.49	9.78	10.44	12.29	13.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	40.8°	3.77	144.8°	4.01
8	37°	4.3	151.1°	4.93
10	36.7°	4.45	150.9°	5.55
12	36.7°	4.52	147.8°	6.26
14	36.9°	4.54	144.2°	7.21
16	37.2°	4.54	144°	8.48
20	38.1°	4.52	149.3°	11.46

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°	5.56	6.03	6.21	6.32	6.40	6.45	6.47
60°	5.75	6.22	6.45	6.61	6.71	6.79	6.80
75°	5.84	6.44	6.83	7.08	7.27	7.43	7.60
90°	5.78	6.42	7.04	7.54	7.87	8.14	8.49
110°	5.92	6.63	7.13	7.60	8.09	8.85	9.78
120°	5.82	6.71	7.42	8.01	8.61	9.22	10.44
135°	5.40	6.31	7.24	8.37	9.46	10.39	12.29
150°	4.63	5.69	6.40	7.23	8.32	9.79	13.24