MAI TAI ROA — ORC Rating

GPH

649

OSN

630

LOA

10.46 m

Displacement

5401 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6289

Medium

0.8446

High

0.9633

Triple Offshore

Low

0.8103

Medium

1.0426

High

1.1629

Boat Specifications

Dimensions

Length overall: 10.46 m
Beam: 3.41 m
Draft: 1.75 m
Displacement: 5401 kg
Crew weight: 550 kg
Wetted surface: 24.73 m²

Sails

Mainsail: 34.29 m²
Genoa: 26.6 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 103.75 m²

Design

Type: Hanse 34
Builder: Hanse Yachts
Designer: Judel/Vrolijk
Year built: 2003
Stability index: 128.5

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.

6,44.1,4.469966,52,4.93,60,5.21,75,5.38,90,5.54,110,5.66,120,5.51,135,4.96,144.3,4.494612,150,4.22
8,42.1,5.256236,52,5.84,60,6.1,75,6.27,90,6.53,110,6.68,120,6.58,135,6.12,147.8,5.424293,150,5.3
10,40.6,5.79503,52,6.43,60,6.63,75,6.78,90,7.04,110,7.2,120,7.15,135,6.87,148.2,6.330211,150,6.21
12,39.3,6.151141,52,6.78,60,6.95,75,7.09,90,7.32,110,7.59,120,7.56,135,7.32,149.6,6.817283,150,6.79
14,38.4,6.316245,52,6.98,60,7.15,75,7.33,90,7.48,110,7.93,120,7.96,135,7.72,150,7.13,167.6,6.348086
16,38.2,6.400656,52,7.09,60,7.28,75,7.53,90,7.61,110,8.2,120,8.34,135,8.12,150,7.4,174.5,6.741034
20,39,6.523871,52,7.17,60,7.4,75,7.8,90,8.04,110,8.58,120,9.03,135,9,150,7.98,176.8,7.391525

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.93	5.21	5.38	5.54	5.66	5.51	4.96	4.22
8	5.84	6.1	6.27	6.53	6.68	6.58	6.12	5.3
10	6.43	6.63	6.78	7.04	7.2	7.15	6.87	6.21
12	6.78	6.95	7.09	7.32	7.59	7.56	7.32	6.79
14	6.98	7.15	7.33	7.48	7.93	7.96	7.72	7.13
16	7.09	7.28	7.53	7.61	8.2	8.34	8.12	7.4
20	7.17	7.4	7.8	8.04	8.58	9.03	9	7.98

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	3.21	144.3°	3.65
8	42.1°	3.9	147.8°	4.59
10	40.6°	4.4	148.2°	5.38
12	39.3°	4.76	149.6°	5.88
14	38.4°	4.95	167.6°	6.2
16	38.2°	5.03	174.5°	6.71
20	39°	5.07	176.8°	7.38

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