Mayami: ORC Rating

GPH

621.1

OSN

610.9

LOA

8.05 m

Displacement

1350 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6897

Medium

0.859

High

0.9742

Triple Offshore

Low

0.8835

Medium

1.0653

High

1.1973

Boat Specifications

Dimensions

Length overall: 8.05 m
Beam: 2.56 m
Draft: 1.97 m
Displacement: 1350 kg
Crew weight: 436 kg
Wetted surface: 13.18 m²

Sails

Mainsail: 22.99 m²
Genoa: 14.83 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 66.75 m²

Design

Type: Ветер 8М, Open800
Builder: AquaPlastika,Pskov
Designer: Kosorotov
Year built: 2002

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,42.8,5.15176,52,5.76,60,6.04,75,6.25,90,6.31,110,5.99,120,5.85,135,5.19,143,4.745594,150,4.37
8,39.8,5.727052,52,6.32,60,6.51,75,6.74,90,6.79,110,6.7,120,6.64,135,6.28,147,5.663726,150,5.49
10,37.9,5.880235,52,6.51,60,6.73,75,7.13,90,7.3,110,7.26,120,7.29,135,6.89,150,6.29,150.5,6.261808
12,37.5,5.974639,52,6.6,60,6.88,75,7.37,90,7.75,110,7.71,120,7.97,135,7.59,149.5,6.824282,150,6.79
14,37.5,6.012453,52,6.68,60,6.99,75,7.53,90,8.04,110,8.13,120,8.46,135,8.46,146.2,7.665607,150,7.36
16,37.1,5.9931,52,6.65,60,7.04,75,7.65,90,8.28,110,8.75,120,9,135,9.54,143.5,8.770218,150,8.14
20,37.9,6.070329,52,6.75,60,7.11,75,7.66,90,8.56,110,9.8,120,10.16,135,11.43,143,11.569733,150,10.67

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.76	6.04	6.25	6.31	5.99	5.85	5.19	4.37
8	6.32	6.51	6.74	6.79	6.7	6.64	6.28	5.49
10	6.51	6.73	7.13	7.3	7.26	7.29	6.89	6.29
12	6.6	6.88	7.37	7.75	7.71	7.97	7.59	6.79
14	6.68	6.99	7.53	8.04	8.13	8.46	8.46	7.36
16	6.65	7.04	7.65	8.28	8.75	9	9.54	8.14
20	6.75	7.11	7.66	8.56	9.8	10.16	11.43	10.67

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.78	143°	3.79
8	39.8°	4.4	147°	4.75
10	37.9°	4.64	150.5°	5.45
12	37.5°	4.74	149.5°	5.88
14	37.5°	4.77	146.2°	6.37
16	37.1°	4.78	143.5°	7.05
20	37.9°	4.79	143°	9.24

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.76	6.32	6.51	6.60	6.68	6.65	6.75
60°	6.04	6.51	6.73	6.88	6.99	7.04	7.11
75°	6.25	6.74	7.13	7.37	7.53	7.65	7.66
90°	6.31	6.79	7.30	7.75	8.04	8.28	8.56
110°	5.99	6.70	7.26	7.71	8.13	8.75	9.80
120°	5.85	6.64	7.29	7.97	8.46	9.00	10.16
135°	5.19	6.28	6.89	7.59	8.46	9.54	11.43
150°	4.37	5.49	6.29	6.79	7.36	8.14	10.67