Bacchus — ORC Rating | RegattaPages

GPH

635

OSN

618

LOA

12.44 m

Displacement

10800 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6483

Medium

0.8648

High

0.9912

Triple Offshore

Low

0.8304

Medium

1.065

High

1.1765

Boat Specifications

Dimensions

Length overall: 12.44 m
Beam: 3.62 m
Draft: 2.21 m
Displacement: 10800 kg
Crew weight: 700 kg
Wetted surface: 34.54 m²

Sails

Mainsail: 41.39 m²
Genoa: 56.61 m²
Spinnaker: 151.96 m²
Asymmetric spinnaker: 0 m²

Design

Type: Swan 411 (1977)
Builder: Nautor
Designer: S&S
Year built: 1977

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.

6,42.4,4.604205,52,5.14,60,5.4,75,5.61,90,5.55,110,5.58,120,5.47,135,5,146,4.463006,150,4.27
8,40.5,5.326102,52,6.04,60,6.33,75,6.56,90,6.52,110,6.75,120,6.63,135,6.12,150,5.32,150.5,5.296685
10,41.1,5.998168,52,6.71,60,6.95,75,7.11,90,7.12,110,7.35,120,7.31,135,7.02,149.5,6.302015,150,6.27
12,41.2,6.352878,52,7.01,60,7.22,75,7.38,90,7.42,110,7.61,120,7.67,135,7.47,150,7.05,156,6.753906
14,40.5,6.443926,52,7.12,60,7.33,75,7.55,90,7.64,110,7.76,120,7.95,135,7.81,150,7.46,172,6.846631
16,40.1,6.4974,52,7.18,60,7.39,75,7.66,90,7.81,110,7.9,120,8.14,135,8.14,150,7.77,180,7.28
20,39.8,6.599126,52,7.23,60,7.43,75,7.75,90,8.08,110,8.13,120,8.44,135,8.78,150,8.42,180,7.9

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.14	5.4	5.61	5.55	5.58	5.47	5	4.27
8	6.04	6.33	6.56	6.52	6.75	6.63	6.12	5.32
10	6.71	6.95	7.11	7.12	7.35	7.31	7.02	6.27
12	7.01	7.22	7.38	7.42	7.61	7.67	7.47	7.05
14	7.12	7.33	7.55	7.64	7.76	7.95	7.81	7.46
16	7.18	7.39	7.66	7.81	7.9	8.14	8.14	7.77
20	7.23	7.43	7.75	8.08	8.13	8.44	8.78	8.42

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.4	146°	3.7
8	40.5°	4.05	150.5°	4.61
10	41.1°	4.52	149.5°	5.43
12	41.2°	4.78	156°	6.17
14	40.5°	4.9	172°	6.78
16	40.1°	4.97	180°	7.28
20	39.8°	5.07	180°	7.9

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