EUREKA II — ORC Rating

GPH

673.9

OSN

655.8

LOA

10.973 m

Displacement

7548 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5986

Medium

0.8034

High

0.9228

Triple Offshore

Low

0.7738

Medium

1.0067

High

1.1255

Boat Specifications

Dimensions

Length overall: 10.973 m
Beam: 3.6 m
Draft: 1.71 m
Displacement: 7548 kg
Crew weight: 320 kg
Wetted surface: 27.94 m²

Sails

Mainsail: 30.45 m²
Genoa: 42.35 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 98.39 m²

Design

Type: CATALINA 36
Builder: Frank V. Butler
Designer: CATALINA YACHTS
Year built: 1980
Stability index: 129.7

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.

6,45.1,4.335066,52,4.74,60,5.05,75,5.29,90,5.26,110,5.33,120,5.19,135,4.71,146,4.221763,150,4.04
8,43.2,5.03451,52,5.59,60,5.91,75,6.19,90,6.25,110,6.44,120,6.31,135,5.8,147.5,5.181461,150,5.05
10,43,5.647062,52,6.27,60,6.56,75,6.77,90,6.94,110,7.07,120,7.01,135,6.69,146.6,6.15681,150,5.94
12,43.1,6.135622,52,6.69,60,6.91,75,7.08,90,7.26,110,7.42,120,7.38,135,7.17,148.3,6.722996,150,6.61
14,42.4,6.324011,52,6.89,60,7.1,75,7.28,90,7.41,110,7.73,120,7.71,135,7.5,150,6.98,150.7,6.937522
16,41.8,6.398596,52,6.98,60,7.2,75,7.44,90,7.56,110,8.02,120,8.06,135,7.83,150,7.24,171.8,6.597451
20,41.8,6.425425,52,7.03,60,7.27,75,7.64,90,7.93,110,8.35,120,8.68,135,8.53,150,7.71,177.2,7.22863

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.74	5.05	5.29	5.26	5.33	5.19	4.71	4.04
8	5.59	5.91	6.19	6.25	6.44	6.31	5.8	5.05
10	6.27	6.56	6.77	6.94	7.07	7.01	6.69	5.94
12	6.69	6.91	7.08	7.26	7.42	7.38	7.17	6.61
14	6.89	7.1	7.28	7.41	7.73	7.71	7.5	6.98
16	6.98	7.2	7.44	7.56	8.02	8.06	7.83	7.24
20	7.03	7.27	7.64	7.93	8.35	8.68	8.53	7.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.1°	3.06	146°	3.5
8	43.2°	3.67	147.5°	4.37
10	43°	4.13	146.6°	5.14
12	43.1°	4.48	148.3°	5.72
14	42.4°	4.67	150.7°	6.05
16	41.8°	4.77	171.8°	6.53
20	41.8°	4.79	177.2°	7.22

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