Cassiopeia: ORC Rating

GPH

607.1

OSN

592.4

LOA

13.688 m

Displacement

17500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6532

Medium

0.8788

High

1.0057

Triple Offshore

Low

0.8586

Medium

1.1194

High

1.2512

Boat Specifications

Dimensions

Length overall: 13.688 m
Beam: 4.57 m
Draft: 2.06 m
Displacement: 17500 kg
Crew weight: 75 kg
Wetted surface: 50.32 m²

Sails

Mainsail: 59.38 m²
Genoa: 44.29 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 167.01 m²

Design

Type: Moody 45 DS
Builder: Hanse
Designer: BILL DIXON
Year built: 2010
Stability index: 126.2

Performance data

Polar CSV

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

6,47.8,4.942531,52,5.31,60,5.78,75,6.21,90,6.26,110,5.87,120,5.72,135,5.15,143.3,4.689591,150,4.35
8,45.4,5.796457,52,6.34,60,6.79,75,7.22,90,7.29,110,7.1,120,6.96,135,6.41,147.1,5.716873,150,5.54
10,44.4,6.284355,52,6.97,60,7.43,75,7.86,90,7.97,110,7.95,120,7.85,135,7.4,147.8,6.68878,150,6.53
12,42.4,6.513596,52,7.31,60,7.77,75,8.22,90,8.38,110,8.45,120,8.41,135,8.1,148,7.487783,150,7.33
14,43,6.850311,52,7.56,60,7.94,75,8.42,90,8.65,110,8.78,120,8.79,135,8.55,148.7,7.993363,150,7.89
16,43,6.97337,52,7.7,60,8.07,75,8.53,90,8.85,110,9.03,120,9.13,135,8.92,150,8.27,167.6,7.341255
20,43.5,7.07221,52,7.78,60,8.18,75,8.65,90,9.1,110,9.36,120,9.73,135,9.64,150,8.85,175.4,8.176337

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.31	5.78	6.21	6.26	5.87	5.72	5.15	4.35
8	6.34	6.79	7.22	7.29	7.1	6.96	6.41	5.54
10	6.97	7.43	7.86	7.97	7.95	7.85	7.4	6.53
12	7.31	7.77	8.22	8.38	8.45	8.41	8.1	7.33
14	7.56	7.94	8.42	8.65	8.78	8.79	8.55	7.89
16	7.7	8.07	8.53	8.85	9.03	9.13	8.92	8.27
20	7.78	8.18	8.65	9.1	9.36	9.73	9.64	8.85

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	47.8°	3.32	143.3°	3.76
8	45.4°	4.07	147.1°	4.8
10	44.4°	4.49	147.8°	5.66
12	42.4°	4.81	148°	6.35
14	43°	5.01	148.7°	6.83
16	43°	5.1	167.6°	7.17
20	43.5°	5.13	175.4°	8.15

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°	5.31	6.34	6.97	7.31	7.56	7.70	7.78
60°	5.78	6.79	7.43	7.77	7.94	8.07	8.18
75°	6.21	7.22	7.86	8.22	8.42	8.53	8.65
90°	6.26	7.29	7.97	8.38	8.65	8.85	9.10
110°	5.87	7.10	7.95	8.45	8.78	9.03	9.36
120°	5.72	6.96	7.85	8.41	8.79	9.13	9.73
135°	5.15	6.41	7.40	8.10	8.55	8.92	9.64
150°	4.35	5.54	6.53	7.33	7.89	8.27	8.85