SeaYou2 — ORC Rating | RegattaPages

GPH

609.8

OSN

595.3

LOA

7.99 m

Displacement

1564 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.682

Medium

0.8811

High

1.0049

Triple Offshore

Low

0.8773

Medium

1.0974

High

1.2492

Boat Specifications

Dimensions

Length overall: 7.99 m
Beam: 2.54 m
Draft: 1.96 m
Displacement: 1564 kg
Crew weight: 499 kg
Wetted surface: 15.99 m²

Sails

Mainsail: 24.51 m²
Genoa: 18.95 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 76.17 m²

Design

Type: Seascape 27
Builder: ISSA
Designer: Sam Manuard
Year built: 2012

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.

6,42.8,5.029099,52,5.65,60,5.97,75,6.22,90,6.21,110,5.97,120,5.73,135,5.07,144.5,4.569376,150,4.29
8,40.9,5.900615,52,6.47,60,6.64,75,6.8,90,6.86,110,6.77,120,6.68,135,6.28,147.2,5.57957,150,5.41
10,38.2,6.133432,52,6.76,60,7,75,7.34,90,7.45,110,7.47,120,7.38,135,6.95,149.5,6.336833,150,6.31
12,36.8,6.206826,52,6.9,60,7.21,75,7.72,90,7.93,110,8.21,120,8.22,135,7.64,150,6.87,150.2,6.856691
14,36.8,6.281757,52,6.99,60,7.35,75,7.91,90,8.39,110,8.97,120,8.9,135,8.54,146.5,7.710888,150,7.42
16,37.3,6.310707,52,7.07,60,7.45,75,8.05,90,8.64,110,9.48,120,9.83,135,9.57,144,8.776083,150,8.2
20,37.5,6.302362,52,7.03,60,7.41,75,8.13,90,8.99,110,10.35,120,11.34,135,12.64,139.1,12.224592,150,10.67

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.65	5.97	6.22	6.21	5.97	5.73	5.07	4.29
8	6.47	6.64	6.8	6.86	6.77	6.68	6.28	5.41
10	6.76	7	7.34	7.45	7.47	7.38	6.95	6.31
12	6.9	7.21	7.72	7.93	8.21	8.22	7.64	6.87
14	6.99	7.35	7.91	8.39	8.97	8.9	8.54	7.42
16	7.07	7.45	8.05	8.64	9.48	9.83	9.57	8.2
20	7.03	7.41	8.13	8.99	10.35	11.34	12.64	10.67

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.69	144.5°	3.72
8	40.9°	4.46	147.2°	4.69
10	38.2°	4.82	149.5°	5.46
12	36.8°	4.97	150.2°	5.95
14	36.8°	5.03	146.5°	6.43
16	37.3°	5.02	144°	7.1
20	37.5°	5	139.1°	9.24

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