RASMUS: ORC Rating

GPH

574.3

OSN

563.1

LOA

13 m

Displacement

7199 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8052

Medium

1.0631

High

1.2172

Triple Offshore

Low

1.0491

Medium

1.315

High

1.4589

Boat Specifications

Dimensions

Length overall: 13 m
Beam: 3.4 m
Draft: 2.06 m
Displacement: 7199 kg
Crew weight: 400 kg
Wetted surface: 33.23 m²

Sails

Mainsail: 57.69 m²
Genoa: 53 m²
Spinnaker: 120.46 m²
Asymmetric spinnaker: 109.46 m²

Design

Type: DYNAMIC 43
Builder: BACHS BADVERFT
Designer: J. KJAERULFF
Year built: 1986

Performance data

Polar CSV

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

6,42.8,5.397082,52,6.02,60,6.36,75,6.65,90,6.83,110,6.28,120,5.96,135,5.35,139.5,5.089387,150,4.47
8,41.5,6.288756,52,7.05,60,7.33,75,7.57,90,7.7,110,7.4,120,7.23,135,6.61,147.1,5.728783,150,5.56
10,40.4,6.696971,52,7.43,60,7.66,75,7.88,90,8.07,110,7.97,120,7.89,135,7.53,146.7,6.867611,150,6.63
12,39.3,6.861882,52,7.59,60,7.81,75,8.07,90,8.32,110,8.36,120,8.34,135,8.04,150,7.52,155.5,7.231077
14,38.7,6.944886,52,7.68,60,7.89,75,8.19,90,8.49,110,8.8,120,8.79,135,8.5,150,8,169.3,7.33758
16,38.2,6.986005,52,7.72,60,7.94,75,8.26,90,8.65,110,9.16,120,9.23,135,9.03,150,8.42,180,7.77
20,38.2,7.100529,52,7.84,60,8.07,75,8.36,90,8.85,110,9.56,120,9.96,135,10.23,150,9.45,180,8.62

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.02	6.36	6.65	6.83	6.28	5.96	5.35	4.47
8	7.05	7.33	7.57	7.7	7.4	7.23	6.61	5.56
10	7.43	7.66	7.88	8.07	7.97	7.89	7.53	6.63
12	7.59	7.81	8.07	8.32	8.36	8.34	8.04	7.52
14	7.68	7.89	8.19	8.49	8.8	8.79	8.5	8
16	7.72	7.94	8.26	8.65	9.16	9.23	9.03	8.42
20	7.84	8.07	8.36	8.85	9.56	9.96	10.23	9.45

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.96	139.5°	3.87
8	41.5°	4.71	147.1°	4.81
10	40.4°	5.1	146.7°	5.74
12	39.3°	5.31	155.5°	6.58
14	38.7°	5.42	169.3°	7.21
16	38.2°	5.49	180°	7.77
20	38.2°	5.58	180°	8.62

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°	6.02	7.05	7.43	7.59	7.68	7.72	7.84
60°	6.36	7.33	7.66	7.81	7.89	7.94	8.07
75°	6.65	7.57	7.88	8.07	8.19	8.26	8.36
90°	6.83	7.70	8.07	8.32	8.49	8.65	8.85
110°	6.28	7.40	7.97	8.36	8.80	9.16	9.56
120°	5.96	7.23	7.89	8.34	8.79	9.23	9.96
135°	5.35	6.61	7.53	8.04	8.50	9.03	10.23
150°	4.47	5.56	6.63	7.52	8.00	8.42	9.45