RATS ON FIRE: ORC Rating

GPH

534.4

OSN

521.1

LOA

13.829 m

Displacement

9965 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7744

Medium

1.0255

High

1.175

Triple Offshore

Low

0.9992

Medium

1.2578

High

1.4013

Boat Specifications

Dimensions

Length overall: 13.829 m
Beam: 3.89 m
Draft: 2.86 m
Displacement: 9965 kg
Crew weight: 980 kg
Wetted surface: 38.78 m²

Sails

Mainsail: 78.91 m²
Genoa: 55.97 m²
Spinnaker: 153.43 m²
Asymmetric spinnaker: 151.73 m²

Design

Type: SWAN 45
Builder: NAUTOR SA
Designer: FRERS German
Year built: 2001
Stability index: 142.5

Performance data

Polar CSV

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

6,42.4,5.70109,52,6.37,60,6.72,75,7.01,90,6.96,110,6.68,120,6.47,135,5.81,142.1,5.360645,150,4.89
8,40.6,6.664284,52,7.49,60,7.76,75,7.94,90,7.93,110,7.93,120,7.79,135,7.17,145.2,6.430013,150,6.1
10,39.4,7.221118,52,7.99,60,8.19,75,8.36,90,8.39,110,8.51,120,8.42,135,8.08,148.4,7.314551,150,7.19
12,37.8,7.365643,52,8.18,60,8.39,75,8.64,90,8.73,110,8.94,120,8.92,135,8.57,150,8.01,155.6,7.697514
14,37.2,7.469901,52,8.28,60,8.5,75,8.85,90,9.06,110,9.28,120,9.46,135,9.07,150,8.49,164.6,7.934899
16,36.6,7.573328,52,8.34,60,8.58,75,9,90,9.37,110,9.57,120,9.96,135,9.66,150,8.94,177.2,8.219813
20,36.6,7.735258,52,8.52,60,8.76,75,9.11,90,9.8,110,10.03,120,10.67,135,11.09,150,10.08,177.2,9.100865

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.37	6.72	7.01	6.96	6.68	6.47	5.81	4.89
8	7.49	7.76	7.94	7.93	7.93	7.79	7.17	6.1
10	7.99	8.19	8.36	8.39	8.51	8.42	8.08	7.19
12	8.18	8.39	8.64	8.73	8.94	8.92	8.57	8.01
14	8.28	8.5	8.85	9.06	9.28	9.46	9.07	8.49
16	8.34	8.58	9	9.37	9.57	9.96	9.66	8.94
20	8.52	8.76	9.11	9.8	10.03	10.67	11.09	10.08

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	4.21	142.1°	4.23
8	40.6°	5.06	145.2°	5.28
10	39.4°	5.58	148.4°	6.23
12	37.8°	5.82	155.6°	7.01
14	37.2°	5.95	164.6°	7.65
16	36.6°	6.08	177.2°	8.21
20	36.6°	6.21	177.2°	9.09

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°	6.37	7.49	7.99	8.18	8.28	8.34	8.52
60°	6.72	7.76	8.19	8.39	8.50	8.58	8.76
75°	7.01	7.94	8.36	8.64	8.85	9.00	9.11
90°	6.96	7.93	8.39	8.73	9.06	9.37	9.80
110°	6.68	7.93	8.51	8.94	9.28	9.57	10.03
120°	6.47	7.79	8.42	8.92	9.46	9.96	10.67
135°	5.81	7.17	8.08	8.57	9.07	9.66	11.09
150°	4.89	6.10	7.19	8.01	8.49	8.94	10.08