Manuelle — ORC Rating

GPH

778.9

OSN

755.1

LOA

8 m

Displacement

2801 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5136

Medium

0.7068

High

0.8194

Triple Offshore

Low

0.6633

Medium

0.8748

High

0.98

Boat Specifications

Dimensions

Length overall: 8 m
Beam: 2.4 m
Draft: 1.36 m
Displacement: 2801 kg
Crew weight: 416 kg
Wetted surface: 14.92 m²

Sails

Mainsail: 14.12 m²
Genoa: 22.54 m²
Spinnaker: 45.86 m²
Asymmetric spinnaker: 0 m²

Design

Type: OFFSHORE 8 METER
Builder: Offshore Yachts Lt
Designer: Van de Stadt
Year built: 1969

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.

6,44.2,3.696416,52,4.11,60,4.36,75,4.54,90,4.46,110,4.52,120,4.39,135,3.95,148,3.478576,150,3.41
8,43.5,4.397729,52,4.88,60,5.18,75,5.4,90,5.36,110,5.52,120,5.38,135,4.9,150,4.31,152,4.235812
10,42.4,4.902124,52,5.47,60,5.7,75,5.88,90,5.94,110,6.06,120,6,135,5.73,150,5.13,152,5.039937
12,42.4,5.294836,52,5.79,60,5.97,75,6.12,90,6.2,110,6.35,120,6.32,135,6.14,150,5.8,159,5.484262
14,41.6,5.4159,52,5.93,60,6.11,75,6.28,90,6.32,110,6.61,120,6.6,135,6.41,150,6.15,180,5.7
16,41.2,5.475702,52,5.99,60,6.18,75,6.41,90,6.49,110,6.85,120,6.9,135,6.7,150,6.41,180,6.07
20,41.6,5.496136,52,6.02,60,6.22,75,6.54,90,6.79,110,7.09,120,7.38,135,7.33,150,6.96,180,6.57

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.11	4.36	4.54	4.46	4.52	4.39	3.95	3.41
8	4.88	5.18	5.4	5.36	5.52	5.38	4.9	4.31
10	5.47	5.7	5.88	5.94	6.06	6	5.73	5.13
12	5.79	5.97	6.12	6.2	6.35	6.32	6.14	5.8
14	5.93	6.11	6.28	6.32	6.61	6.6	6.41	6.15
16	5.99	6.18	6.41	6.49	6.85	6.9	6.7	6.41
20	6.02	6.22	6.54	6.79	7.09	7.38	7.33	6.96

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	2.65	148°	2.95
8	43.5°	3.19	152°	3.74
10	42.4°	3.62	152°	4.45
12	42.4°	3.91	159°	5.12
14	41.6°	4.05	180°	5.7
16	41.2°	4.12	180°	6.07
20	41.6°	4.11	180°	6.57

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