JUDITH I — ORC Rating

GPH

629

OSN

614.1

LOA

8.735 m

Displacement

2079 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6772

Medium

0.8644

High

0.9633

Triple Offshore

Low

0.8618

Medium

1.0614

High

1.1785

Boat Specifications

Dimensions

Length overall: 8.735 m
Beam: 2.48 m
Draft: 1.54 m
Displacement: 2079 kg
Crew weight: 320 kg
Wetted surface: 15.54 m²

Sails

Mainsail: 21.18 m²
Genoa: 24.53 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 72.15 m²

Design

Type: SPPEDLOUNGER 850
Builder: Alufleet
Designer: FCY DESIGN
Year built: 2023

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.

6,42.8,4.920067,52,5.47,60,5.73,75,5.91,90,5.83,110,5.81,120,5.69,135,5.13,143.9,4.6659,150,4.36
8,40.3,5.651211,52,6.26,60,6.43,75,6.54,90,6.53,110,6.69,120,6.62,135,6.26,147.8,5.613376,150,5.48
10,38.4,5.958963,52,6.61,60,6.77,75,6.92,90,6.93,110,7.23,120,7.2,135,6.9,149.8,6.340576,150,6.33
12,38.2,6.120707,52,6.76,60,6.96,75,7.22,90,7.3,110,7.68,120,7.77,135,7.45,150,6.84,150.2,6.82212
14,38,6.205499,52,6.85,60,7.08,75,7.43,90,7.64,110,7.99,120,8.34,135,8.08,147.6,7.414181,150,7.23
16,38,6.25626,52,6.91,60,7.16,75,7.58,90,7.93,110,8.29,120,8.8,135,8.83,150,7.61,174.8,6.727688
20,39,6.279387,52,6.92,60,7.2,75,7.75,90,8.34,110,8.59,120,9.66,135,11.02,141.2,10.431931,150,9.39
24,42.4,6.269844,52,6.82,60,7.13,75,7.8,90,8.56,110,9.3,120,9.98,135,13.21,143.7,13.785346,150,12.83

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.47	5.73	5.91	5.83	5.81	5.69	5.13	4.36
8	6.26	6.43	6.54	6.53	6.69	6.62	6.26	5.48
10	6.61	6.77	6.92	6.93	7.23	7.2	6.9	6.33
12	6.76	6.96	7.22	7.3	7.68	7.77	7.45	6.84
14	6.85	7.08	7.43	7.64	7.99	8.34	8.08	7.23
16	6.91	7.16	7.58	7.93	8.29	8.8	8.83	7.61
20	6.92	7.2	7.75	8.34	8.59	9.66	11.02	9.39
24	6.82	7.13	7.8	8.56	9.3	9.98	13.21	12.83

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.61	143.9°	3.77
8	40.3°	4.31	147.8°	4.75
10	38.4°	4.67	149.8°	5.48
12	38.2°	4.81	150.2°	5.92
14	38°	4.89	147.6°	6.26
16	38°	4.93	174.8°	6.7
20	39°	4.88	141.2°	8.13
24	42.4°	4.63	143.7°	11.11

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