Mathilda — ORC Rating

GPH

686.1

OSN

666.4

LOA

9.95 m

Displacement

3183 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5977

Medium

0.8093

High

0.9239

Triple Offshore

Low

0.7702

Medium

0.9863

High

1.0893

Boat Specifications

Dimensions

Length overall: 9.95 m
Beam: 2.44 m
Draft: 1.75 m
Displacement: 3183 kg
Crew weight: 518 kg
Wetted surface: 17.45 m²

Sails

Mainsail: 26.54 m²
Genoa: 22.42 m²
Spinnaker: 57.84 m²
Asymmetric spinnaker: 0 m²

Design

Type: APHRODITE 101
Builder: Aphrodite 101
Designer: Elvström/Kjärulff
Year built: 1976
Stability index: 135.4

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.

6,42,4.306025,52,4.84,60,5.09,75,5.25,90,5.2,110,5.22,120,5.03,135,4.52,145.7,3.970472,150,3.79
8,40.6,5.096992,52,5.75,60,5.98,75,6.13,90,6.19,110,6.27,120,6.13,135,5.57,150,4.82,150.5,4.791145
10,40.2,5.65596,52,6.23,60,6.39,75,6.51,90,6.58,110,6.71,120,6.65,135,6.36,150,5.75,151.1,5.688409
12,39,5.816153,52,6.4,60,6.56,75,6.72,90,6.78,110,7.02,120,6.99,135,6.75,150,6.41,160.1,6.061972
14,38.4,5.882402,52,6.47,60,6.63,75,6.86,90,6.99,110,7.26,120,7.34,135,7.1,150,6.77,174.8,6.295911
16,38.2,5.929833,52,6.51,60,6.68,75,6.95,90,7.19,110,7.45,120,7.69,135,7.5,150,7.1,179,6.661015
20,37.5,6.025058,52,6.61,60,6.77,75,7.05,90,7.46,110,7.71,120,8.11,135,8.4,150,7.89,179,7.29111

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.84	5.09	5.25	5.2	5.22	5.03	4.52	3.79
8	5.75	5.98	6.13	6.19	6.27	6.13	5.57	4.82
10	6.23	6.39	6.51	6.58	6.71	6.65	6.36	5.75
12	6.4	6.56	6.72	6.78	7.02	6.99	6.75	6.41
14	6.47	6.63	6.86	6.99	7.26	7.34	7.1	6.77
16	6.51	6.68	6.95	7.19	7.45	7.69	7.5	7.1
20	6.61	6.77	7.05	7.46	7.71	8.11	8.4	7.89

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.2	145.7°	3.28
8	40.6°	3.87	150.5°	4.17
10	40.2°	4.32	151.1°	4.98
12	39°	4.52	160.1°	5.7
14	38.4°	4.61	174.8°	6.27
16	38.2°	4.66	179°	6.66
20	37.5°	4.78	179°	7.29

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