Echo — ORC Rating | RegattaPages

GPH

674.7

OSN

655.8

LOA

10.868 m

Displacement

6657 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.613

Medium

0.8134

High

0.9228

Triple Offshore

Low

0.7847

Medium

1.0012

High

1.1043

Boat Specifications

Dimensions

Length overall: 10.868 m
Beam: 3.25 m
Draft: 1.95 m
Displacement: 6657 kg
Crew weight: 465 kg
Wetted surface: 25.95 m²

Sails

Mainsail: 32.31 m²
Genoa: 33.01 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 90.96 m²

Design

Type: Impala 36
Builder: Fordewerft + M&P Y
Designer: Bjorn Jensen
Year built: 1992

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.

6,43.1,4.409979,52,4.88,60,5.12,75,5.27,90,5.23,110,5.34,120,5.18,135,4.68,144.8,4.234255,150,3.99
8,40.7,5.117827,52,5.72,60,5.95,75,6.1,90,6.19,110,6.35,120,6.24,135,5.78,147.3,5.169274,150,5.03
10,39.6,5.632609,52,6.26,60,6.44,75,6.58,90,6.7,110,6.87,120,6.82,135,6.55,147.3,6.060528,150,5.89
12,39,5.931962,52,6.55,60,6.71,75,6.86,90,6.95,110,7.19,120,7.17,135,6.98,148.7,6.542153,150,6.45
14,38.8,6.082085,52,6.71,60,6.87,75,7.04,90,7.1,110,7.44,120,7.47,135,7.29,150,6.79,168.7,6.047228
16,38.4,6.150364,52,6.79,60,6.97,75,7.19,90,7.29,110,7.63,120,7.74,135,7.59,150,7.05,174.5,6.459739
20,38.3,6.192847,52,6.85,60,7.05,75,7.36,90,7.58,110,7.88,120,8.17,135,8.16,150,7.49,177.2,7.058427
24,39.1,6.185197,52,6.84,60,7.06,75,7.43,90,7.77,110,7.98,120,8.43,135,8.74,150,7.95,177.2,7.508965

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.88	5.12	5.27	5.23	5.34	5.18	4.68	3.99
8	5.72	5.95	6.1	6.19	6.35	6.24	5.78	5.03
10	6.26	6.44	6.58	6.7	6.87	6.82	6.55	5.89
12	6.55	6.71	6.86	6.95	7.19	7.17	6.98	6.45
14	6.71	6.87	7.04	7.1	7.44	7.47	7.29	6.79
16	6.79	6.97	7.19	7.29	7.63	7.74	7.59	7.05
20	6.85	7.05	7.36	7.58	7.88	8.17	8.16	7.49
24	6.84	7.06	7.43	7.77	7.98	8.43	8.74	7.95

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.22	144.8°	3.46
8	40.7°	3.88	147.3°	4.35
10	39.6°	4.34	147.3°	5.1
12	39°	4.61	148.7°	5.59
14	38.8°	4.74	168.7°	5.93
16	38.4°	4.82	174.5°	6.43
20	38.3°	4.86	177.2°	7.05
24	39.1°	4.8	177.2°	7.5

Loading polar chart…