ALTER SCHWEDE — ORC Rating

GPH

685.7

OSN

666.4

LOA

9.912 m

Displacement

4345 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5905

Medium

0.8036

High

0.9173

Triple Offshore

Low

0.7649

Medium

0.9887

High

1.0956

Boat Specifications

Dimensions

Length overall: 9.912 m
Beam: 3.24 m
Draft: 1.74 m
Displacement: 4345 kg
Crew weight: 450 kg
Wetted surface: 21.11 m²

Sails

Mainsail: 29.89 m²
Genoa: 29.44 m²
Spinnaker: 60.86 m²
Asymmetric spinnaker: 0 m²

Design

Type: MAXI 999
Builder: MAXI
Designer: PETTERSON
Year built: 1985
Stability index: 118.3

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.

6,43.6,4.322178,52,4.82,60,5.11,75,5.34,90,5.28,110,5.18,120,5.01,135,4.51,146.6,3.940838,150,3.8
8,42.3,5.070095,52,5.67,60,5.98,75,6.2,90,6.2,110,6.25,120,6.1,135,5.52,150,4.82,151.6,4.751898
10,42,5.67857,52,6.26,60,6.45,75,6.6,90,6.69,110,6.77,120,6.69,135,6.38,150,5.72,152,5.617547
12,41.1,5.971628,52,6.52,60,6.69,75,6.84,90,6.97,110,7.1,120,7.04,135,6.81,150,6.44,159.2,6.108091
14,40.6,6.05844,52,6.62,60,6.81,75,7.02,90,7.13,110,7.42,120,7.37,135,7.14,150,6.83,173.9,6.335874
16,40.6,6.111123,52,6.67,60,6.86,75,7.15,90,7.34,110,7.72,120,7.72,135,7.48,150,7.14,179,6.721024
20,41.2,6.113648,52,6.67,60,6.89,75,7.27,90,7.68,110,8.06,120,8.37,135,8.22,150,7.81,179,7.321115

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.82	5.11	5.34	5.28	5.18	5.01	4.51	3.8
8	5.67	5.98	6.2	6.2	6.25	6.1	5.52	4.82
10	6.26	6.45	6.6	6.69	6.77	6.69	6.38	5.72
12	6.52	6.69	6.84	6.97	7.1	7.04	6.81	6.44
14	6.62	6.81	7.02	7.13	7.42	7.37	7.14	6.83
16	6.67	6.86	7.15	7.34	7.72	7.72	7.48	7.14
20	6.67	6.89	7.27	7.68	8.06	8.37	8.22	7.81

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.13	146.6°	3.29
8	42.3°	3.75	151.6°	4.18
10	42°	4.22	152°	4.96
12	41.1°	4.5	159.2°	5.71
14	40.6°	4.6	173.9°	6.3
16	40.6°	4.64	179°	6.72
20	41.2°	4.6	179°	7.32

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