WEICHSEL — ORC Rating

GPH

668.8

OSN

652.4

LOA

9.5 m

Displacement

2749 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.62

Medium

0.8232

High

0.9384

Triple Offshore

Low

0.7993

Medium

1.0056

High

1.1136

Boat Specifications

Dimensions

Length overall: 9.5 m
Beam: 2 m
Draft: 1.37 m
Displacement: 2749 kg
Crew weight: 425 kg
Wetted surface: 16.97 m²

Sails

Mainsail: 26.12 m²
Genoa: 31.33 m²
Spinnaker: 67.7 m²
Asymmetric spinnaker: 0 m²

Design

Type: VERTENSKREUZER
Builder: VERTENS
Designer: K.VERTENS
Year built: 1932

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.

6,43.5,4.521803,52,5.03,60,5.33,75,5.61,90,5.59,110,5.35,120,5.21,135,4.71,147,4.149424,150,4.02
8,42.8,5.383453,52,5.95,60,6.17,75,6.31,90,6.33,110,6.34,120,6.27,135,5.87,149,5.086522,150,5.03
10,41.2,5.754804,52,6.33,60,6.52,75,6.66,90,6.69,110,6.81,120,6.76,135,6.54,150,5.97,151,5.922574
12,39.8,5.896261,52,6.48,60,6.66,75,6.88,90,6.99,110,7.08,120,7.2,135,6.94,150,6.58,161,6.197657
14,39,5.983432,52,6.57,60,6.74,75,7,90,7.25,110,7.29,120,7.53,135,7.37,150,6.95,180,6.41
16,38.6,6.026714,52,6.63,60,6.8,75,7.08,90,7.42,110,7.48,120,7.75,135,7.82,150,7.34,180,6.78
20,37.9,6.121021,52,6.7,60,6.88,75,7.21,90,7.6,110,7.93,120,8.19,135,8.85,150,8.19,179,7.521146

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.03	5.33	5.61	5.59	5.35	5.21	4.71	4.02
8	5.95	6.17	6.31	6.33	6.34	6.27	5.87	5.03
10	6.33	6.52	6.66	6.69	6.81	6.76	6.54	5.97
12	6.48	6.66	6.88	6.99	7.08	7.2	6.94	6.58
14	6.57	6.74	7	7.25	7.29	7.53	7.37	6.95
16	6.63	6.8	7.08	7.42	7.48	7.75	7.82	7.34
20	6.7	6.88	7.21	7.6	7.93	8.19	8.85	8.19

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.28	147°	3.48
8	42.8°	3.95	149°	4.36
10	41.2°	4.33	151°	5.18
12	39.8°	4.53	161°	5.86
14	39°	4.65	180°	6.41
16	38.6°	4.71	180°	6.78
20	37.9°	4.83	179°	7.52

Loading polar chart…