MARIA: ORC Rating

GPH

661.4

OSN

643.6

LOA

7.07 m

Displacement

1051 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6381

Medium

0.8192

High

0.9387

Triple Offshore

Low

0.8109

Medium

1.0106

High

1.1525

Boat Specifications

Dimensions

Length overall: 7.07 m
Beam: 2.47 m
Draft: 1.49 m
Displacement: 1051 kg
Crew weight: 330 kg
Wetted surface: 12.18 m²

Sails

Mainsail: 22.42 m²
Genoa: 11.92 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 52.28 m²

Design

Type: Hunter 707
Builder: Britich Hunter, UK
Designer: David Thomas
Year built: 1995
Stability index: 104.5

Performance data

Polar CSV

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

6,41.8,4.520602,52,5.07,60,5.3,75,5.42,90,5.48,110,5.55,120,5.39,135,4.87,144.3,4.408414,150,4.14
8,39.6,5.256237,52,5.83,60,5.98,75,6.08,90,6.22,110,6.37,120,6.28,135,5.9,148.5,5.277725,150,5.19
10,37.5,5.558683,52,6.17,60,6.34,75,6.51,90,6.57,110,7,120,6.96,135,6.58,149.8,5.970323,150,5.96
12,37,5.684696,52,6.33,60,6.56,75,6.88,90,6.99,110,7.5,120,7.67,135,7.26,148.7,6.612372,150,6.53
14,37,5.747303,52,6.43,60,6.69,75,7.12,90,7.43,110,7.9,120,8.36,135,8.08,146.2,7.364759,150,7.07
16,37,5.784867,52,6.49,60,6.78,75,7.29,90,7.8,110,8.28,120,8.9,135,9.03,144.1,8.308215,150,7.77
20,38.2,5.815308,52,6.53,60,6.87,75,7.49,90,8.25,110,9.03,120,10.02,135,11.99,141.2,11.753566,150,10.58

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.07	5.3	5.42	5.48	5.55	5.39	4.87	4.14
8	5.83	5.98	6.08	6.22	6.37	6.28	5.9	5.19
10	6.17	6.34	6.51	6.57	7	6.96	6.58	5.96
12	6.33	6.56	6.88	6.99	7.5	7.67	7.26	6.53
14	6.43	6.69	7.12	7.43	7.9	8.36	8.08	7.07
16	6.49	6.78	7.29	7.8	8.28	8.9	9.03	7.77
20	6.53	6.87	7.49	8.25	9.03	10.02	11.99	10.58

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.37	144.3°	3.58
8	39.6°	4.05	148.5°	4.5
10	37.5°	4.41	149.8°	5.16
12	37°	4.54	148.7°	5.65
14	37°	4.59	146.2°	6.12
16	37°	4.62	144.1°	6.73
20	38.2°	4.57	141.2°	9.16

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°	5.07	5.83	6.17	6.33	6.43	6.49	6.53
60°	5.30	5.98	6.34	6.56	6.69	6.78	6.87
75°	5.42	6.08	6.51	6.88	7.12	7.29	7.49
90°	5.48	6.22	6.57	6.99	7.43	7.80	8.25
110°	5.55	6.37	7.00	7.50	7.90	8.28	9.03
120°	5.39	6.28	6.96	7.67	8.36	8.90	10.02
135°	4.87	5.90	6.58	7.26	8.08	9.03	11.99
150°	4.14	5.19	5.96	6.53	7.07	7.77	10.58