ZORRO 10 — ORC Rating

GPH

744.1

OSN

723.7

LOA

8.48 m

Displacement

1930 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.616

Medium

0.8387

High

0.942

Triple Offshore

Low

0.7972

Medium

1.0236

High

1.1283

Boat Specifications

Dimensions

Length overall: 8.48 m
Beam: 2.85 m
Draft: 1.39 m
Displacement: 1930 kg
Crew weight: 240 kg
Wetted surface: 14.74 m²

Sails

Mainsail: 16.94 m²
Genoa: 28.04 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: SKY SAIL 28
Builder: SE Sahlin
Designer: Segelbåt
Year built: 1983

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.

6,42.7,4.218177,52,4.71,60,4.96,75,5.15,90,5.12,110,4.61,120,4.4,135,3.87,145.7,3.425742,150,3.26
8,41.9,4.984472,52,5.53,60,5.72,75,5.84,90,5.85,110,5.58,120,5.32,135,4.79,150,4.17,166.9,3.778327
10,40.5,5.405008,52,5.91,60,6.05,75,6.17,90,6.2,110,6.07,120,5.92,135,5.55,150,4.95,167.9,4.530657
12,39.9,5.552911,52,6.06,60,6.23,75,6.41,90,6.48,110,6.39,120,6.27,135,6.01,150,5.6,168.5,5.224891
14,40,5.600197,52,6.11,60,6.3,75,6.59,90,6.76,110,6.74,120,6.6,135,6.32,150,6.02,171.1,5.7391
16,40.1,5.608419,52,6.12,60,6.33,75,6.68,90,6.98,110,7.07,120,6.96,135,6.63,150,6.32,173.3,6.081533
20,41.8,5.62057,52,6.09,60,6.31,75,6.74,90,7.21,110,7.6,120,7.63,135,7.3,150,6.94,172.6,6.685684

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.71	4.96	5.15	5.12	4.61	4.4	3.87	3.26
8	5.53	5.72	5.84	5.85	5.58	5.32	4.79	4.17
10	5.91	6.05	6.17	6.2	6.07	5.92	5.55	4.95
12	6.06	6.23	6.41	6.48	6.39	6.27	6.01	5.6
14	6.11	6.3	6.59	6.76	6.74	6.6	6.32	6.02
16	6.12	6.33	6.68	6.98	7.07	6.96	6.63	6.32
20	6.09	6.31	6.74	7.21	7.6	7.63	7.3	6.94

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.1	145.7°	2.83
8	41.9°	3.71	166.9°	3.68
10	40.5°	4.11	167.9°	4.43
12	39.9°	4.26	168.5°	5.12
14	40°	4.29	171.1°	5.67
16	40.1°	4.29	173.3°	6.04
20	41.8°	4.19	172.6°	6.63

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