MEDOUSA III — ORC Rating

GPH

665.4

OSN

641.4

LOA

13 m

Displacement

11171 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6506

Medium

0.9202

High

1.1297

Triple Offshore

Low

0.8444

Medium

1.1603

High

1.3628

Boat Specifications

Dimensions

Length overall: 13 m
Beam: 4.17 m
Draft: 2.06 m
Displacement: 11171 kg
Crew weight: 600 kg
Wetted surface: 38.16 m²

Sails

Mainsail: 32.48 m²
Genoa: 51.98 m²
Spinnaker: 100.45 m²
Asymmetric spinnaker: 94.93 m²

Design

Type: ATHENA 44
Builder: DROMOR YACHTS
Year built: 1992

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.

6,45,4.17193,52,4.6,60,4.92,75,5.17,90,5.1,110,5.15,120,4.96,135,4.48,146.2,3.959159,150,3.8
8,43.1,5.012584,52,5.57,60,5.88,75,6.15,90,6.18,110,6.29,120,6.09,135,5.59,149.4,4.914364,150,4.89
10,42.1,5.633607,52,6.33,60,6.69,75,6.98,90,7.14,110,7.24,120,7.08,135,6.54,150,5.8,152.3,5.681089
12,42.3,6.246357,52,6.98,60,7.28,75,7.49,90,7.68,110,7.77,120,7.69,135,7.33,150,6.62,153.4,6.441842
14,42,6.687795,52,7.35,60,7.58,75,7.77,90,7.96,110,8.09,120,8.04,135,7.79,150,7.33,158,6.945764
16,41.3,6.921667,52,7.56,60,7.77,75,7.97,90,8.12,110,8.37,120,8.34,135,8.11,150,7.76,180,7.07
20,40.4,7.012123,52,7.71,60,7.94,75,8.25,90,8.4,110,8.91,120,8.97,135,8.74,150,8.34,180,7.9

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.6	4.92	5.17	5.1	5.15	4.96	4.48	3.8
8	5.57	5.88	6.15	6.18	6.29	6.09	5.59	4.89
10	6.33	6.69	6.98	7.14	7.24	7.08	6.54	5.8
12	6.98	7.28	7.49	7.68	7.77	7.69	7.33	6.62
14	7.35	7.58	7.77	7.96	8.09	8.04	7.79	7.33
16	7.56	7.77	7.97	8.12	8.37	8.34	8.11	7.76
20	7.71	7.94	8.25	8.4	8.91	8.97	8.74	8.34

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.95	146.2°	3.29
8	43.1°	3.66	149.4°	4.23
10	42.1°	4.18	152.3°	5.03
12	42.3°	4.62	153.4°	5.76
14	42°	4.97	158°	6.44
16	41.3°	5.2	180°	7.07
20	40.4°	5.34	180°	7.9

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