IDRUSA: ORC Rating

GPH

407

OSN

403.4

LOA

24.505 m

Displacement

24768 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.9878

Medium

1.2979

High

1.5089

Triple Offshore

Low

1.3163

Medium

1.6421

High

1.8607

Boat Specifications

Dimensions

Length overall: 24.505 m
Beam: 6.17 m
Draft: 4.02 m
Displacement: 24768 kg
Crew weight: 1900 kg
Wetted surface: 82.57 m²

Sails

Mainsail: 209.67 m²
Genoa: 145.38 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 471.06 m²

Design

Type: Maxi One Design
Builder: Mistral Composite
Designer: Farr
Year built: 1995

Performance data

Polar CSV

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

6,44.2,7.602064,52,8.49,60,9.18,75,10,90,10.29,110,9.83,120,9.04,135,7.41,140.2,6.963575,150,6.18
8,41.6,8.464852,52,9.63,60,10.22,75,10.82,90,11.15,110,10.98,120,10.52,135,9.39,142,8.642014,150,7.87
10,41.2,9.11731,52,10.25,60,10.71,75,11.25,90,11.74,110,11.67,120,11.19,135,10.77,145,9.91269,150,9.38
12,40.5,9.442325,52,10.57,60,10.98,75,11.63,90,12.22,110,12.41,120,11.9,135,11.62,150,10.507775
14,39.4,9.679921,52,10.76,60,11.19,75,11.97,90,12.6,110,13.07,120,12.71,135,12.6,150,11.32,155,10.901374
16,38.6,9.826998,52,10.97,60,11.32,75,12.22,90,12.88,110,13.59,120,13.45,135,13.55,150,12.23,153,11.896658
20,39.2,10.10395,52,11.15,60,11.64,75,12.53,90,13.3,110,14.48,120,14.99,135,15.11,149,14.547918,150,14.39

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	8.49	9.18	10	10.29	9.83	9.04	7.41	6.18
8	9.63	10.22	10.82	11.15	10.98	10.52	9.39	7.87
10	10.25	10.71	11.25	11.74	11.67	11.19	10.77	9.38
12	10.57	10.98	11.63	12.22	12.41	11.9	11.62	10.5
14	10.76	11.19	11.97	12.6	13.07	12.71	12.6	11.32
16	10.97	11.32	12.22	12.88	13.59	13.45	13.55	12.23
20	11.15	11.64	12.53	13.3	14.48	14.99	15.11	14.39

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	5.45	140.2°	5.35
8	41.6°	6.33	142°	6.81
10	41.2°	6.86	145°	8.12
12	40.5°	7.18	150°	9.1
14	39.4°	7.48	155°	9.88
16	38.6°	7.68	153°	10.6
20	39.2°	7.83	149°	12.47

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°	8.49	9.63	10.25	10.57	10.76	10.97	11.15
60°	9.18	10.22	10.71	10.98	11.19	11.32	11.64
75°	10.00	10.82	11.25	11.63	11.97	12.22	12.53
90°	10.29	11.15	11.74	12.22	12.60	12.88	13.30
110°	9.83	10.98	11.67	12.41	13.07	13.59	14.48
120°	9.04	10.52	11.19	11.90	12.71	13.45	14.99
135°	7.41	9.39	10.77	11.62	12.60	13.55	15.11
150°	6.18	7.87	9.38	10.50	11.32	12.23	14.39