KNOT YOURS TOO — ORC Rating

GPH

655.4

OSN

635.3

LOA

11.58 m

Displacement

7802 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6237

Medium

0.8439

High

0.9848

Triple Offshore

Low

0.7972

Medium

1.0333

High

1.1599

Boat Specifications

Dimensions

Length overall: 11.58 m
Beam: 3.55 m
Draft: 2.11 m
Displacement: 7802 kg
Crew weight: 728 kg
Wetted surface: 29.28 m²

Sails

Mainsail: 28.81 m²
Genoa: 53.21 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 106.01 m²

Design

Type: CATALINA 38
Builder: Catalina
Designer: Butler/S & S
Year built: 1977
Stability index: 125.9

Velocity Prediction

Polar CSV

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

6,42,4.467501,52,4.97,60,5.22,75,5.4,90,5.32,110,5.32,120,5.18,135,4.74,145.7,4.260994,150,4.07
8,40.6,5.176015,52,5.84,60,6.12,75,6.3,90,6.29,110,6.42,120,6.27,135,5.77,150,5.05,150.2,5.035923
10,41.2,5.900999,52,6.5,60,6.68,75,6.81,90,6.93,110,7.01,120,6.93,135,6.63,150,5.92,150.2,5.911736
12,39.4,6.263478,52,6.84,60,6.97,75,7.08,90,7.24,110,7.36,120,7.3,135,7.08,150,6.65,156.5,6.368176
14,38.4,6.418326,52,7.01,60,7.16,75,7.29,90,7.39,110,7.67,120,7.64,135,7.4,150,7.06,168.2,6.5586
16,37.8,6.492397,52,7.1,60,7.27,75,7.47,90,7.54,110,7.95,120,7.97,135,7.73,150,7.36,177.2,6.888224
20,37.5,6.554457,52,7.17,60,7.36,75,7.68,90,7.91,110,8.26,120,8.51,135,8.38,150,7.97,179,7.471138

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.97	5.22	5.4	5.32	5.32	5.18	4.74	4.07
8	5.84	6.12	6.3	6.29	6.42	6.27	5.77	5.05
10	6.5	6.68	6.81	6.93	7.01	6.93	6.63	5.92
12	6.84	6.97	7.08	7.24	7.36	7.3	7.08	6.65
14	7.01	7.16	7.29	7.39	7.67	7.64	7.4	7.06
16	7.1	7.27	7.47	7.54	7.95	7.97	7.73	7.36
20	7.17	7.36	7.68	7.91	8.26	8.51	8.38	7.97

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.32	145.7°	3.52
8	40.6°	3.93	150.2°	4.37
10	41.2°	4.44	150.2°	5.13
12	39.4°	4.84	156.5°	5.84
14	38.4°	5.03	168.2°	6.42
16	37.8°	5.13	177.2°	6.88
20	37.5°	5.2	179°	7.47

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