MARIA CRISTINA I — ORC Rating

GPH

554.3

OSN

540.3

LOA

12.47 m

Displacement

5542 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.739

Medium

0.9836

High

1.1274

Triple Offshore

Low

0.9578

Medium

1.2151

High

1.3627

Boat Specifications

Dimensions

Length overall: 12.47 m
Beam: 3.73 m
Draft: 2.68 m
Displacement: 5542 kg
Crew weight: 757 kg
Wetted surface: 30.42 m²

Sails

Mainsail: 56.87 m²
Genoa: 45.36 m²
Spinnaker: 98.6 m²
Asymmetric spinnaker: 0 m²

Design

Type: SIDNEY 40
Builder: BASHFORD INT.
Designer: MURRAY/BURNS/DOVEL
Year built: 1998

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.

6,42,5.557463,52,6.26,60,6.61,75,6.89,90,6.81,110,6.27,120,6.05,135,5.38,141.5,4.970559,150,4.49
8,40.5,6.588586,52,7.39,60,7.62,75,7.77,90,7.73,110,7.55,120,7.38,135,6.71,146,5.92253,150,5.67
10,38.6,6.96079,52,7.76,60,7.97,75,8.2,90,8.2,110,8.2,120,8.08,135,7.66,149,6.824805,150,6.75
12,37.9,7.134854,52,7.9,60,8.13,75,8.49,90,8.66,110,8.77,120,8.67,135,8.21,150,7.62,155.2,7.3366
14,37.5,7.222507,52,7.98,60,8.22,75,8.66,90,9.04,110,9.18,120,9.33,135,8.78,150,8.14,168,7.483533
16,37.1,7.2845,52,8.02,60,8.28,75,8.77,90,9.28,110,9.54,120,9.94,135,9.43,150,8.67,180,7.9
20,37.1,7.372265,52,8.16,60,8.47,75,8.94,90,9.53,110,10.25,120,10.75,135,11.11,150,9.92,180,8.9

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.26	6.61	6.89	6.81	6.27	6.05	5.38	4.49
8	7.39	7.62	7.77	7.73	7.55	7.38	6.71	5.67
10	7.76	7.97	8.2	8.2	8.2	8.08	7.66	6.75
12	7.9	8.13	8.49	8.66	8.77	8.67	8.21	7.62
14	7.98	8.22	8.66	9.04	9.18	9.33	8.78	8.14
16	8.02	8.28	8.77	9.28	9.54	9.94	9.43	8.67
20	8.16	8.47	8.94	9.53	10.25	10.75	11.11	9.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	4.13	141.5°	3.89
8	40.5°	5.01	146°	4.91
10	38.6°	5.44	149°	5.85
12	37.9°	5.63	155.2°	6.66
14	37.5°	5.73	168°	7.32
16	37.1°	5.81	180°	7.9
20	37.1°	5.88	180°	8.9

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