CACHAVACHA: ORC Rating

GPH

588

OSN

571.2

LOA

11.615 m

Displacement

6383 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.779

Medium

1.0566

High

1.2209

Triple Offshore

Low

1.0055

Medium

1.2941

High

1.4547

Boat Specifications

Dimensions

Length overall: 11.615 m
Beam: 3.82 m
Draft: 2.45 m
Displacement: 6383 kg
Crew weight: 620 kg
Wetted surface: 30.24 m²

Sails

Mainsail: 48.89 m²
Genoa: 38.13 m²
Spinnaker: 106.05 m²
Asymmetric spinnaker: 107.02 m²

Design

Type: PRIMA 38
Builder: SEAQUEST YACHTS
Designer: STEPHEN JONES
Year built: 1998

Performance data

Polar CSV

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

6,42,5.005754,52,5.61,60,5.9,75,6.12,90,6.06,110,6.06,120,5.87,135,5.25,141,4.902554,150,4.4
8,40.6,5.939906,52,6.69,60,6.96,75,7.13,90,7.2,110,7.26,120,7.09,135,6.48,148.1,5.630341,150,5.52
10,39.6,6.58003,52,7.28,60,7.45,75,7.59,90,7.69,110,7.8,120,7.71,135,7.34,150,6.547152
12,38.2,6.84603,52,7.54,60,7.71,75,7.88,90,7.92,110,8.22,120,8.14,135,7.81,150,7.34,156.3,7.033158
14,37.2,6.93006,52,7.66,60,7.87,75,8.12,90,8.21,110,8.63,120,8.63,135,8.24,150,7.79,172.3,7.134329
16,37.1,7.008667,52,7.73,60,7.96,75,8.34,90,8.52,110,8.9,120,9.14,135,8.75,150,8.19,180,7.59
20,36.3,7.122222,52,7.82,60,8.02,75,8.55,90,9.06,110,9.39,120,9.89,135,9.95,150,9.16,180,8.39

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.61	5.9	6.12	6.06	6.06	5.87	5.25	4.4
8	6.69	6.96	7.13	7.2	7.26	7.09	6.48	5.52
10	7.28	7.45	7.59	7.69	7.8	7.71	7.34	6.54
12	7.54	7.71	7.88	7.92	8.22	8.14	7.81	7.34
14	7.66	7.87	8.12	8.21	8.63	8.63	8.24	7.79
16	7.73	7.96	8.34	8.52	8.9	9.14	8.75	8.19
20	7.82	8.02	8.55	9.06	9.39	9.89	9.95	9.16

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.72	141°	3.81
8	40.6°	4.51	148.1°	4.78
10	39.6°	5.07	150°	5.67
12	38.2°	5.38	156.3°	6.44
14	37.2°	5.52	172.3°	7.07
16	37.1°	5.59	180°	7.59
20	36.3°	5.74	180°	8.39

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°	5.61	6.69	7.28	7.54	7.66	7.73	7.82
60°	5.90	6.96	7.45	7.71	7.87	7.96	8.02
75°	6.12	7.13	7.59	7.88	8.12	8.34	8.55
90°	6.06	7.20	7.69	7.92	8.21	8.52	9.06
110°	6.06	7.26	7.80	8.22	8.63	8.90	9.39
120°	5.87	7.09	7.71	8.14	8.63	9.14	9.89
135°	5.25	6.48	7.34	7.81	8.24	8.75	9.95
150°	4.40	5.52	6.54	7.34	7.79	8.19	9.16