Cassandra: ORC Rating

GPH

601.4

OSN

584.9

LOA

10.6 m

Displacement

4529 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6943

Medium

0.9193

High

1.0432

Triple Offshore

Low

0.8888

Medium

1.1178

High

1.239

Boat Specifications

Dimensions

Length overall: 10.6 m
Beam: 3.25 m
Draft: 2.16 m
Displacement: 4529 kg
Crew weight: 650 kg
Wetted surface: 24.55 m²

Sails

Mainsail: 42.76 m²
Genoa: 33.06 m²
Spinnaker: 91.31 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-35 OD
Builder: X-YACHTS
Designer: JEPPESEN
Year built: 2005

Performance data

Polar CSV

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

6,42.2,5.129558,52,5.72,60,5.98,75,6.16,90,6.04,110,5.92,120,5.74,135,5.16,141.4,4.798339,150,4.33
8,40,5.965711,52,6.62,60,6.81,75,6.93,90,6.89,110,6.97,120,6.84,135,6.33,147.8,5.58974,150,5.47
10,38,6.357781,52,7.06,60,7.22,75,7.35,90,7.34,110,7.52,120,7.43,135,7.09,150,6.44,152.3,6.313576
12,37,6.498584,52,7.23,60,7.42,75,7.63,90,7.68,110,7.94,120,7.91,135,7.58,150,7.11,159,6.737502
14,37,6.623798,52,7.33,60,7.52,75,7.82,90,7.98,110,8.26,120,8.36,135,8.04,150,7.57,173.2,6.948882
16,36.9,6.702642,52,7.4,60,7.6,75,7.94,90,8.22,110,8.49,120,8.79,135,8.53,150,8,177.9,7.374953
20,37,6.761533,52,7.47,60,7.7,75,8.12,90,8.55,110,8.87,120,9.42,135,9.77,150,8.98,177.9,8.195504
24,38.6,6.756061,52,7.44,60,7.71,75,8.2,90,8.75,110,9.29,120,10,135,11.83,150,10.46,174.3,9.175367

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.72	5.98	6.16	6.04	5.92	5.74	5.16	4.33
8	6.62	6.81	6.93	6.89	6.97	6.84	6.33	5.47
10	7.06	7.22	7.35	7.34	7.52	7.43	7.09	6.44
12	7.23	7.42	7.63	7.68	7.94	7.91	7.58	7.11
14	7.33	7.52	7.82	7.98	8.26	8.36	8.04	7.57
16	7.4	7.6	7.94	8.22	8.49	8.79	8.53	8
20	7.47	7.7	8.12	8.55	8.87	9.42	9.77	8.98
24	7.44	7.71	8.2	8.75	9.29	10	11.83	10.46

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.2°	3.8	141.4°	3.75
8	40°	4.57	147.8°	4.73
10	38°	5.01	152.3°	5.59
12	37°	5.19	159°	6.29
14	37°	5.29	173.2°	6.9
16	36.9°	5.36	177.9°	7.37
20	37°	5.4	177.9°	8.19
24	38.6°	5.28	174.3°	9.13

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°	5.72	6.62	7.06	7.23	7.33	7.40	7.47	7.44
60°	5.98	6.81	7.22	7.42	7.52	7.60	7.70	7.71
75°	6.16	6.93	7.35	7.63	7.82	7.94	8.12	8.20
90°	6.04	6.89	7.34	7.68	7.98	8.22	8.55	8.75
110°	5.92	6.97	7.52	7.94	8.26	8.49	8.87	9.29
120°	5.74	6.84	7.43	7.91	8.36	8.79	9.42	10.00
135°	5.16	6.33	7.09	7.58	8.04	8.53	9.77	11.83
150°	4.33	5.47	6.44	7.11	7.57	8.00	8.98	10.46