SANDRA — ORC Rating | RegattaPages

GPH

650

OSN

631.6

LOA

11.93 m

Displacement

8873 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6301

Medium

0.8465

High

0.9792

Triple Offshore

Low

0.8072

Medium

1.0409

High

1.1612

Boat Specifications

Dimensions

Length overall: 11.93 m
Beam: 3.68 m
Draft: 2.04 m
Displacement: 8873 kg
Crew weight: 580 kg
Wetted surface: 29.57 m²

Sails

Mainsail: 32.38 m²
Genoa: 54.71 m²
Spinnaker: 123.4 m²
Asymmetric spinnaker: 120.38 m²

Design

Type: Sangermani 40
Builder: Sangermani
Designer: Sparkman&Stephens
Year built: 1972
Stability index: 128.8

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.

6,42.9,4.491205,52,4.98,60,5.24,75,5.44,90,5.39,110,5.45,120,5.33,135,4.89,146,4.390633,150,4.2
8,41.2,5.18331,52,5.84,60,6.14,75,6.37,90,6.4,110,6.58,120,6.45,135,5.96,150,5.19,150.2,5.174209
10,41.8,5.888855,52,6.52,60,6.74,75,6.89,90,7.01,110,7.15,120,7.09,135,6.82,149.3,6.14059,150,6.1
12,41.1,6.276844,52,6.86,60,7.03,75,7.17,90,7.26,110,7.48,120,7.46,135,7.25,150,6.84,156.8,6.538754
14,40.2,6.415325,52,7.02,60,7.2,75,7.36,90,7.43,110,7.77,120,7.79,135,7.58,150,7.24,168.2,6.73227
16,39.9,6.517501,52,7.11,60,7.3,75,7.52,90,7.62,110,7.96,120,8.11,135,7.92,150,7.55,177.2,7.058427
20,39.9,6.582676,52,7.18,60,7.39,75,7.73,90,7.97,110,8.25,120,8.54,135,8.56,150,8.18,179,7.651165

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.98	5.24	5.44	5.39	5.45	5.33	4.89	4.2
8	5.84	6.14	6.37	6.4	6.58	6.45	5.96	5.19
10	6.52	6.74	6.89	7.01	7.15	7.09	6.82	6.1
12	6.86	7.03	7.17	7.26	7.48	7.46	7.25	6.84
14	7.02	7.2	7.36	7.43	7.77	7.79	7.58	7.24
16	7.11	7.3	7.52	7.62	7.96	8.11	7.92	7.55
20	7.18	7.39	7.73	7.97	8.25	8.54	8.56	8.18

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.29	146°	3.64
8	41.2°	3.9	150.2°	4.49
10	41.8°	4.39	149.3°	5.28
12	41.1°	4.73	156.8°	6.01
14	40.2°	4.9	168.2°	6.59
16	39.9°	5	177.2°	7.05
20	39.9°	5.05	179°	7.65

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