Farrwell — ORC Rating

GPH

687.5

OSN

670.5

LOA

8.629 m

Displacement

2106 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6026

Medium

0.8017

High

0.8969

Triple Offshore

Low

0.7763

Medium

0.9796

High

1.0788

Boat Specifications

Dimensions

Length overall: 8.629 m
Beam: 2.81 m
Draft: 1.54 m
Displacement: 2106 kg
Crew weight: 370 kg
Wetted surface: 15.81 m²

Sails

Mainsail: 23.65 m²
Genoa: 22.11 m²
Spinnaker: 43.75 m²
Asymmetric spinnaker: 0 m²

Design

Type: Laser 28
Builder: Perf. Sail Craft
Designer: B.Farr
Year built: 1987

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.

6,42.4,4.41462,52,4.95,60,5.23,75,5.46,90,5.39,110,5.19,120,5.01,135,4.51,147,3.922875,150,3.8
8,41.2,5.209891,52,5.82,60,6.02,75,6.16,90,6.16,110,6.15,120,6.02,135,5.52,150,4.8,151,4.756353
10,39.9,5.631121,52,6.21,60,6.36,75,6.5,90,6.53,110,6.62,120,6.54,135,6.25,150,5.67,153,5.533068
12,39,5.738948,52,6.32,60,6.49,75,6.72,90,6.81,110,7.03,120,6.95,135,6.66,150,6.3,166,5.812661
14,38.8,5.774132,52,6.37,60,6.55,75,6.85,90,7.09,110,7.42,120,7.41,135,7.08,150,6.67,180,6.21
16,39,5.764683,52,6.38,60,6.57,75,6.92,90,7.31,110,7.68,120,7.88,135,7.55,150,7.06,180,6.59
20,40.1,5.817591,52,6.42,60,6.62,75,6.96,90,7.48,110,8.08,120,8.6,135,8.71,150,7.98,180,7.35

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.95	5.23	5.46	5.39	5.19	5.01	4.51	3.8
8	5.82	6.02	6.16	6.16	6.15	6.02	5.52	4.8
10	6.21	6.36	6.5	6.53	6.62	6.54	6.25	5.67
12	6.32	6.49	6.72	6.81	7.03	6.95	6.66	6.3
14	6.37	6.55	6.85	7.09	7.42	7.41	7.08	6.67
16	6.38	6.57	6.92	7.31	7.68	7.88	7.55	7.06
20	6.42	6.62	6.96	7.48	8.08	8.6	8.71	7.98

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.26	147°	3.29
8	41.2°	3.92	151°	4.16
10	39.9°	4.32	153°	4.93
12	39°	4.46	166°	5.64
14	38.8°	4.5	180°	6.21
16	39°	4.48	180°	6.59
20	40.1°	4.45	180°	7.35

Loading polar chart…