SPINDRIFT: ORC Rating

GPH

726.7

OSN

703.5

LOA

10.397 m

Displacement

6500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6083

Medium

0.8486

High

1.0132

Triple Offshore

Low

0.7903

Medium

1.056

High

1.2131

Boat Specifications

Dimensions

Length overall: 10.397 m
Beam: 3.55 m
Draft: 1.64 m
Displacement: 6500 kg
Crew weight: 450 kg
Wetted surface: 26.02 m²

Sails

Mainsail: 27.85 m²
Genoa: 36.92 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: CATALINA 34 MK I
Builder: CATALINA YACHTS
Designer: CATALINA YACHTS
Year built: 1980

Performance data

Polar CSV

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

6,44.4,4.156912,52,4.58,60,4.86,75,5.09,90,5.06,110,4.67,120,4.42,135,3.86,150,3.32,153.9,3.207028
8,42.7,4.830493,52,5.38,60,5.69,75,5.96,90,5.94,110,5.62,120,5.32,135,4.82,150,4.28,161.7,3.949757
10,42.8,5.410711,52,6.05,60,6.35,75,6.56,90,6.58,110,6.39,120,6.12,135,5.6,150,5.07,170,4.599883
12,42.9,5.910917,52,6.48,60,6.7,75,6.87,90,6.91,110,6.82,120,6.67,135,6.3,150,5.77,173.1,5.24801
14,42.3,6.151715,52,6.7,60,6.89,75,7.07,90,7.15,110,7.09,120,6.99,135,6.75,150,6.39,173.7,5.875482
16,41.7,6.24131,52,6.8,60,7.01,75,7.23,90,7.38,110,7.33,120,7.23,135,7.04,150,6.8,177,6.408783
20,41.7,6.268096,52,6.86,60,7.09,75,7.45,90,7.76,110,7.84,120,7.74,135,7.52,150,7.3,179.3,7.050526

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.58	4.86	5.09	5.06	4.67	4.42	3.86	3.32
8	5.38	5.69	5.96	5.94	5.62	5.32	4.82	4.28
10	6.05	6.35	6.56	6.58	6.39	6.12	5.6	5.07
12	6.48	6.7	6.87	6.91	6.82	6.67	6.3	5.77
14	6.7	6.89	7.07	7.15	7.09	6.99	6.75	6.39
16	6.8	7.01	7.23	7.38	7.33	7.23	7.04	6.8
20	6.86	7.09	7.45	7.76	7.84	7.74	7.52	7.3

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	2.97	153.9°	2.88
8	42.7°	3.55	161.7°	3.75
10	42.8°	3.97	170°	4.53
12	42.9°	4.33	173.1°	5.21
14	42.3°	4.55	173.7°	5.84
16	41.7°	4.66	177°	6.4
20	41.7°	4.68	179.3°	7.05

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°	4.58	5.38	6.05	6.48	6.70	6.80	6.86
60°	4.86	5.69	6.35	6.70	6.89	7.01	7.09
75°	5.09	5.96	6.56	6.87	7.07	7.23	7.45
90°	5.06	5.94	6.58	6.91	7.15	7.38	7.76
110°	4.67	5.62	6.39	6.82	7.09	7.33	7.84
120°	4.42	5.32	6.12	6.67	6.99	7.23	7.74
135°	3.86	4.82	5.60	6.30	6.75	7.04	7.52
150°	3.32	4.28	5.07	5.77	6.39	6.80	7.30