MANIA: ORC Rating

GPH

686.5

OSN

667

LOA

10.24 m

Displacement

5411 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5962

Medium

0.8042

High

0.9269

Triple Offshore

Low

0.7643

Medium

0.9857

High

1.1001

Boat Specifications

Dimensions

Length overall: 10.24 m
Beam: 3.39 m
Draft: 1.85 m
Displacement: 5411 kg
Crew weight: 450 kg
Wetted surface: 23.86 m²

Sails

Mainsail: 23.36 m²
Genoa: 43.24 m²
Spinnaker: 84.25 m²
Asymmetric spinnaker: 0 m²

Design

Type: Show 34
Builder: Barberis
Designer: Peterson
Year built: 1978

Performance data

Polar CSV

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

6,42.4,4.252119,52,4.77,60,5.02,75,5.23,90,5.18,110,5.08,120,4.96,135,4.55,147,4.042112,150,3.91
8,41.2,4.957371,52,5.6,60,5.89,75,6.1,90,6.08,110,6.14,120,6.02,135,5.55,150,4.88,151.5,4.813288
10,41.2,5.582027,52,6.21,60,6.4,75,6.54,90,6.57,110,6.7,120,6.64,135,6.37,150,5.74,151,5.68247
12,40.5,5.944193,52,6.49,60,6.64,75,6.78,90,6.84,110,7.03,120,6.99,135,6.8,150,6.42,158,6.104507
14,39.8,6.078485,52,6.63,60,6.79,75,6.97,90,7.03,110,7.32,120,7.32,135,7.11,150,6.8,180,6.25
16,39,6.09924,52,6.7,60,6.88,75,7.12,90,7.23,110,7.56,120,7.64,135,7.45,150,7.09,180,6.67
20,39.8,6.169597,52,6.73,60,6.94,75,7.31,90,7.58,110,7.84,120,8.12,135,8.1,150,7.71,180,7.25

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.77	5.02	5.23	5.18	5.08	4.96	4.55	3.91
8	5.6	5.89	6.1	6.08	6.14	6.02	5.55	4.88
10	6.21	6.4	6.54	6.57	6.7	6.64	6.37	5.74
12	6.49	6.64	6.78	6.84	7.03	6.99	6.8	6.42
14	6.63	6.79	6.97	7.03	7.32	7.32	7.11	6.8
16	6.7	6.88	7.12	7.23	7.56	7.64	7.45	7.09
20	6.73	6.94	7.31	7.58	7.84	8.12	8.1	7.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.14	147°	3.39
8	41.2°	3.73	151.5°	4.23
10	41.2°	4.2	151°	4.97
12	40.5°	4.52	158°	5.66
14	39.8°	4.67	180°	6.25
16	39°	4.74	180°	6.67
20	39.8°	4.74	180°	7.25

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°	4.77	5.60	6.21	6.49	6.63	6.70	6.73
60°	5.02	5.89	6.40	6.64	6.79	6.88	6.94
75°	5.23	6.10	6.54	6.78	6.97	7.12	7.31
90°	5.18	6.08	6.57	6.84	7.03	7.23	7.58
110°	5.08	6.14	6.70	7.03	7.32	7.56	7.84
120°	4.96	6.02	6.64	6.99	7.32	7.64	8.12
135°	4.55	5.55	6.37	6.80	7.11	7.45	8.10
150°	3.91	4.88	5.74	6.42	6.80	7.09	7.71