THE ROVER: ORC Rating

GPH

584.9

OSN

569.6

LOA

13.38 m

Displacement

11350 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7147

Medium

0.9419

High

1.0558

Triple Offshore

Low

0.9154

Medium

1.1507

High

1.2585

Boat Specifications

Dimensions

Length overall: 13.38 m
Beam: 4.18 m
Draft: 2.19 m
Displacement: 11350 kg
Crew weight: 653 kg
Wetted surface: 37.43 m²

Sails

Mainsail: 49.25 m²
Genoa: 63.71 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 173.78 m²

Design

Type: SWAN 44 MKII
Builder: NAUTOR
Designer: FRERS
Year built: 1989

Performance data

Polar CSV

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

6,42.8,5.260792,52,5.84,60,6.12,75,6.3,90,6.18,110,6.09,120,5.98,135,5.34,143.4,4.882804,150,4.53
8,40.6,6.097952,52,6.78,60,7,75,7.13,90,7.17,110,7.21,120,7.12,135,6.65,147.6,5.850807,150,5.7
10,39,6.588209,52,7.27,60,7.43,75,7.55,90,7.66,110,7.75,120,7.72,135,7.47,148,6.862818,150,6.72
12,38.2,6.833305,52,7.51,60,7.66,75,7.8,90,7.93,110,8.06,120,8.08,135,7.92,150,7.41,150.1,7.405726
14,37.4,6.935925,52,7.64,60,7.8,75,7.97,90,8.13,110,8.32,120,8.39,135,8.26,150,7.76,151.3,7.67261
16,37,6.999438,52,7.71,60,7.88,75,8.1,90,8.28,110,8.55,120,8.7,135,8.59,150,8.01,172.8,7.216907
20,36.6,7.05017,52,7.78,60,7.96,75,8.25,90,8.5,110,9.07,120,9.22,135,9.41,150,8.48,176.8,7.902322
24,36.8,7.068538,52,7.8,60,8.01,75,8.36,90,8.73,110,9.55,120,9.85,135,10.38,150,9.04,177.1,8.410771

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.84	6.12	6.3	6.18	6.09	5.98	5.34	4.53
8	6.78	7	7.13	7.17	7.21	7.12	6.65	5.7
10	7.27	7.43	7.55	7.66	7.75	7.72	7.47	6.72
12	7.51	7.66	7.8	7.93	8.06	8.08	7.92	7.41
14	7.64	7.8	7.97	8.13	8.32	8.39	8.26	7.76
16	7.71	7.88	8.1	8.28	8.55	8.7	8.59	8.01
20	7.78	7.96	8.25	8.5	9.07	9.22	9.41	8.48
24	7.8	8.01	8.36	8.73	9.55	9.85	10.38	9.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.86	143.4°	3.92
8	40.6°	4.63	147.6°	4.94
10	39°	5.12	148°	5.82
12	38.2°	5.37	150.1°	6.42
14	37.4°	5.51	151.3°	6.73
16	37°	5.59	172.8°	7.16
20	36.6°	5.66	176.8°	7.89
24	36.8°	5.66	177.1°	8.4

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.84	6.78	7.27	7.51	7.64	7.71	7.78	7.80
60°	6.12	7.00	7.43	7.66	7.80	7.88	7.96	8.01
75°	6.30	7.13	7.55	7.80	7.97	8.10	8.25	8.36
90°	6.18	7.17	7.66	7.93	8.13	8.28	8.50	8.73
110°	6.09	7.21	7.75	8.06	8.32	8.55	9.07	9.55
120°	5.98	7.12	7.72	8.08	8.39	8.70	9.22	9.85
135°	5.34	6.65	7.47	7.92	8.26	8.59	9.41	10.38
150°	4.53	5.70	6.72	7.41	7.76	8.01	8.48	9.04