SYZYGY — ORC Rating | RegattaPages

GPH

636.2

OSN

619.5

LOA

10.394 m

Displacement

4094 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6464

Medium

0.8625

High

0.962

Triple Offshore

Low

0.8332

Medium

1.0622

High

1.1672

Boat Specifications

Dimensions

Length overall: 10.394 m
Beam: 3.18 m
Draft: 1.85 m
Displacement: 4094 kg
Crew weight: 453 kg
Wetted surface: 22.8 m²

Sails

Mainsail: 28.04 m²
Genoa: 37.58 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 101.14 m²

Design

Type: Express 34
Builder: ALSBERG
Designer: SHOEMACHER
Year built: 1986
Stability index: 113.3

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.

6,43,4.662587,52,5.19,60,5.49,75,5.72,90,5.64,110,5.68,120,5.52,135,4.91,145.1,4.413817,150,4.18
8,41.8,5.540084,52,6.18,60,6.43,75,6.59,90,6.62,110,6.76,120,6.67,135,6.17,147.4,5.412769,150,5.26
10,40.5,6.115155,52,6.71,60,6.88,75,7.01,90,7.02,110,7.26,120,7.22,135,6.96,147.5,6.438292,150,6.27
12,39,6.253651,52,6.9,60,7.08,75,7.26,90,7.31,110,7.63,120,7.68,135,7.42,150,6.9,150.1,6.898169
14,38.4,6.316245,52,6.97,60,7.16,75,7.45,90,7.59,110,7.88,120,8.13,135,7.91,150,7.21,152,7.078563
16,38.8,6.40287,52,7.01,60,7.21,75,7.55,90,7.84,110,8.11,120,8.46,135,8.43,150,7.52,173.9,6.77838
20,38.8,6.441365,52,7.05,60,7.24,75,7.64,90,8.14,110,8.51,120,9,135,9.69,150,8.24,175.7,7.440945

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.19	5.49	5.72	5.64	5.68	5.52	4.91	4.18
8	6.18	6.43	6.59	6.62	6.76	6.67	6.17	5.26
10	6.71	6.88	7.01	7.02	7.26	7.22	6.96	6.27
12	6.9	7.08	7.26	7.31	7.63	7.68	7.42	6.9
14	6.97	7.16	7.45	7.59	7.88	8.13	7.91	7.21
16	7.01	7.21	7.55	7.84	8.11	8.46	8.43	7.52
20	7.05	7.24	7.64	8.14	8.51	9	9.69	8.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.41	145.1°	3.62
8	41.8°	4.13	147.4°	4.56
10	40.5°	4.65	147.5°	5.43
12	39°	4.86	150.1°	5.98
14	38.4°	4.95	152°	6.25
16	38.8°	4.99	173.9°	6.74
20	38.8°	5.02	175.7°	7.42

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