ARQUIMEDES — ORC Rating

GPH

674.9

OSN

657.3

LOA

10.112 m

Displacement

4207 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6141

Medium

0.8126

High

0.9181

Triple Offshore

Low

0.7889

Medium

0.9987

High

1.1013

Boat Specifications

Dimensions

Length overall: 10.112 m
Beam: 3.41 m
Draft: 1.75 m
Displacement: 4207 kg
Crew weight: 350 kg
Wetted surface: 22.07 m²

Sails

Mainsail: 28.17 m²
Genoa: 33.09 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 64.06 m²

Design

Type: OPTIMA 106
Builder: DEHLER
Designer: VAN DE STADT
Year built: 1986
Stability index: 119.6

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.

6,43.6,4.570738,52,5.05,60,5.32,75,5.5,90,5.42,110,5.26,120,5.08,135,4.57,145.1,4.096802,150,3.89
8,41.4,5.29255,52,5.89,60,6.11,75,6.25,90,6.22,110,6.25,120,6.11,135,5.65,147.5,5.062892,150,4.93
10,40,5.7699,52,6.35,60,6.5,75,6.63,90,6.68,110,6.76,120,6.68,135,6.39,147.7,5.891666,150,5.75
12,38.7,5.971064,52,6.57,60,6.72,75,6.87,90,6.97,110,7.1,120,7.05,135,6.82,149.2,6.356525,150,6.3
14,38.2,6.057082,52,6.68,60,6.85,75,7.05,90,7.17,110,7.4,120,7.38,135,7.16,150,6.66,170.8,5.987015
16,38.4,6.137604,52,6.74,60,6.92,75,7.18,90,7.32,110,7.68,120,7.71,135,7.49,150,6.93,173,6.427913
20,38.8,6.184737,52,6.79,60,6.98,75,7.32,90,7.62,110,8.21,120,8.47,135,8.25,150,7.43,177.2,6.998355

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.05	5.32	5.5	5.42	5.26	5.08	4.57	3.89
8	5.89	6.11	6.25	6.22	6.25	6.11	5.65	4.93
10	6.35	6.5	6.63	6.68	6.76	6.68	6.39	5.75
12	6.57	6.72	6.87	6.97	7.1	7.05	6.82	6.3
14	6.68	6.85	7.05	7.17	7.4	7.38	7.16	6.66
16	6.74	6.92	7.18	7.32	7.68	7.71	7.49	6.93
20	6.79	6.98	7.32	7.62	8.21	8.47	8.25	7.43

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.31	145.1°	3.36
8	41.4°	3.97	147.5°	4.27
10	40°	4.42	147.7°	4.98
12	38.7°	4.66	149.2°	5.46
14	38.2°	4.76	170.8°	5.91
16	38.4°	4.81	173°	6.38
20	38.8°	4.82	177.2°	6.99

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