KREUTZ ASS — ORC Rating

GPH

586.4

OSN

568.3

LOA

12.11 m

Displacement

6628 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6928

Medium

0.9392

High

1.0641

Triple Offshore

Low

0.8936

Medium

1.1567

High

1.2878

Boat Specifications

Dimensions

Length overall: 12.11 m
Beam: 3.41 m
Draft: 2.17 m
Displacement: 6628 kg
Crew weight: 790 kg
Wetted surface: 31.64 m²

Sails

Mainsail: 45.17 m²
Genoa: 35.2 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 134.52 m²

Design

Type: LUFFE 4004 modif.
Builder: LUFFE YACHTS
Designer: JOERGENSEN
Year built: 2004

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.

6,43.9,4.982297,52,5.5,60,5.81,75,6.02,90,6.04,110,6.15,120,6.01,135,5.36,142.8,4.908792,150,4.52
8,41.5,5.90155,52,6.57,60,6.84,75,7.02,90,7.17,110,7.34,120,7.23,135,6.69,146.4,5.954945,150,5.73
10,39.8,6.508014,52,7.23,60,7.43,75,7.57,90,7.7,110,7.95,120,7.89,135,7.56,148.4,6.89188,150,6.78
12,38.5,6.81056,52,7.56,60,7.74,75,7.91,90,7.92,110,8.36,120,8.38,135,8.1,150,7.5,150.1,7.498009
14,37.9,6.944761,52,7.71,60,7.92,75,8.16,90,8.23,110,8.66,120,8.84,135,8.59,150,7.91,150.5,7.881835
16,37.5,7.020831,52,7.8,60,8.01,75,8.34,90,8.51,110,8.9,120,9.25,135,9.1,150,8.25,172.7,7.349572
20,37.8,7.163151,52,7.9,60,8.14,75,8.56,90,8.94,110,9.35,120,9.89,135,10.4,150,8.98,175.7,8.132893
24,38.7,7.226781,52,7.92,60,8.18,75,8.68,90,9.23,110,9.76,120,10.55,135,12.44,140,12.205558,150,10.79

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.5	5.81	6.02	6.04	6.15	6.01	5.36	4.52
8	6.57	6.84	7.02	7.17	7.34	7.23	6.69	5.73
10	7.23	7.43	7.57	7.7	7.95	7.89	7.56	6.78
12	7.56	7.74	7.91	7.92	8.36	8.38	8.1	7.5
14	7.71	7.92	8.16	8.23	8.66	8.84	8.59	7.91
16	7.8	8.01	8.34	8.51	8.9	9.25	9.1	8.25
20	7.9	8.14	8.56	8.94	9.35	9.89	10.4	8.98
24	7.92	8.18	8.68	9.23	9.76	10.55	12.44	10.79

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.59	142.8°	3.91
8	41.5°	4.42	146.4°	4.96
10	39.8°	5	148.4°	5.87
12	38.5°	5.33	150.1°	6.5
14	37.9°	5.48	150.5°	6.86
16	37.5°	5.57	172.7°	7.29
20	37.8°	5.66	175.7°	8.11
24	38.7°	5.64	140°	9.35

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