DORADO — ORC Rating | RegattaPages

GPH

753.9

OSN

733.8

LOA

6.854 m

Displacement

762 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5646

Medium

0.736

High

0.8133

Triple Offshore

Low

0.7177

Medium

0.8868

High

0.9765

Boat Specifications

Dimensions

Length overall: 6.854 m
Beam: 2.5 m
Draft: 1.18 m
Displacement: 762 kg
Crew weight: 300 kg
Wetted surface: 8.67 m²

Sails

Mainsail: 13.76 m²
Genoa: 9.18 m²
Spinnaker: 35.12 m²
Asymmetric spinnaker: 0 m²

Design

Type: DECISION 21
Builder: SASANKA YACHTS
Designer: Andrzej Skrzat
Year built: 2005

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.

6,42.7,4.000465,52,4.43,60,4.64,75,4.76,90,4.91,110,4.98,120,4.84,135,4.4,147.3,3.850218,150,3.75
8,41.2,4.651689,52,5.12,60,5.26,75,5.35,90,5.55,110,5.63,120,5.55,135,5.22,150,4.68,152.1,4.593978
10,38.8,4.952922,52,5.44,60,5.57,75,5.68,90,5.82,110,6.05,120,5.99,135,5.76,150,5.36,159.3,5.045732
12,37.6,5.06128,52,5.58,60,5.73,75,5.92,90,5.98,110,6.37,120,6.41,135,6.16,150,5.82,172.7,5.333229
14,37.8,5.112921,52,5.64,60,5.82,75,6.08,90,6.23,110,6.62,120,6.82,135,6.58,150,6.19,178.1,5.713141
16,38.1,5.133842,52,5.67,60,5.87,75,6.19,90,6.44,110,6.84,120,7.2,135,7.1,150,6.58,178.1,6.063334
20,39.7,5.159868,52,5.68,60,5.91,75,6.31,90,6.74,110,7.25,120,7.97,135,9.2,150,7.71,176.4,6.813445
24,43.5,5.142172,52,5.58,60,5.85,75,6.34,90,6.89,110,7.66,120,8.91,135,11.27,145,11.64619,150,11.02

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.43	4.64	4.76	4.91	4.98	4.84	4.4	3.75
8	5.12	5.26	5.35	5.55	5.63	5.55	5.22	4.68
10	5.44	5.57	5.68	5.82	6.05	5.99	5.76	5.36
12	5.58	5.73	5.92	5.98	6.37	6.41	6.16	5.82
14	5.64	5.82	6.08	6.23	6.62	6.82	6.58	6.19
16	5.67	5.87	6.19	6.44	6.84	7.2	7.1	6.58
20	5.68	5.91	6.31	6.74	7.25	7.97	9.2	7.71
24	5.58	5.85	6.34	6.89	7.66	8.91	11.27	11.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	2.94	147.3°	3.24
8	41.2°	3.5	152.1°	4.06
10	38.8°	3.86	159.3°	4.72
12	37.6°	4.01	172.7°	5.29
14	37.8°	4.04	178.1°	5.71
16	38.1°	4.04	178.1°	6.06
20	39.7°	3.97	176.4°	6.8
24	43.5°	3.73	145°	9.54

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