FarMed: ORC Rating

GPH

733.4

OSN

708.7

LOA

9.33 m

Displacement

4526 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5425

Medium

0.7515

High

0.8947

Triple Offshore

Low

0.6987

Medium

0.9293

High

1.0628

Boat Specifications

Dimensions

Length overall: 9.33 m
Beam: 3.15 m
Draft: 1.75 m
Displacement: 4526 kg
Crew weight: 526 kg
Wetted surface: 22.36 m²

Sails

Mainsail: 18.39 m²
Genoa: 34.15 m²
Spinnaker: 66.81 m²
Asymmetric spinnaker: 0 m²

Design

Type: Miura
Builder: Nebe
Designer: Berckermeyer
Year built: 1970

Performance data

Polar CSV

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

6,43.5,3.873862,52,4.33,60,4.59,75,4.77,90,4.71,110,4.73,120,4.59,135,4.16,147.5,3.663779,150,3.57
8,41.8,4.54743,52,5.13,60,5.42,75,5.64,90,5.6,110,5.76,120,5.61,135,5.15,150,4.53,151,4.493381
10,41.6,5.121703,52,5.77,60,6.02,75,6.2,90,6.3,110,6.4,120,6.33,135,6.01,150,5.36,152,5.266451
12,41.6,5.656607,52,6.18,60,6.35,75,6.49,90,6.65,110,6.75,120,6.7,135,6.49,150,6.09,157,5.790301
14,40.1,5.869884,52,6.4,60,6.55,75,6.7,90,6.84,110,7.06,120,7.01,135,6.8,150,6.5,178,5.943621
16,39.4,5.952893,52,6.52,60,6.69,75,6.88,90,6.94,110,7.36,120,7.34,135,7.11,150,6.79,180,6.39
20,39.4,6.017598,52,6.57,60,6.77,75,7.12,90,7.32,110,7.73,120,7.92,135,7.75,150,7.37,180,6.95

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.33	4.59	4.77	4.71	4.73	4.59	4.16	3.57
8	5.13	5.42	5.64	5.6	5.76	5.61	5.15	4.53
10	5.77	6.02	6.2	6.3	6.4	6.33	6.01	5.36
12	6.18	6.35	6.49	6.65	6.75	6.7	6.49	6.09
14	6.4	6.55	6.7	6.84	7.06	7.01	6.8	6.5
16	6.52	6.69	6.88	6.94	7.36	7.34	7.11	6.79
20	6.57	6.77	7.12	7.32	7.73	7.92	7.75	7.37

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.81	147.5°	3.09
8	41.8°	3.39	151°	3.93
10	41.6°	3.83	152°	4.65
12	41.6°	4.23	157°	5.33
14	40.1°	4.49	178°	5.94
16	39.4°	4.6	180°	6.39
20	39.4°	4.65	180°	6.95

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°	4.33	5.13	5.77	6.18	6.40	6.52	6.57
60°	4.59	5.42	6.02	6.35	6.55	6.69	6.77
75°	4.77	5.64	6.20	6.49	6.70	6.88	7.12
90°	4.71	5.60	6.30	6.65	6.84	6.94	7.32
110°	4.73	5.76	6.40	6.75	7.06	7.36	7.73
120°	4.59	5.61	6.33	6.70	7.01	7.34	7.92
135°	4.16	5.15	6.01	6.49	6.80	7.11	7.75
150°	3.57	4.53	5.36	6.09	6.50	6.79	7.37