ETA BETA — ORC Rating

GPH

743.2

OSN

723

LOA

7.35 m

Displacement

1518 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.551

Medium

0.7365

High

0.8407

Triple Offshore

Low

0.7104

Medium

0.9082

High

1.0178

Boat Specifications

Dimensions

Length overall: 7.35 m
Beam: 2.48 m
Draft: 1.46 m
Displacement: 1518 kg
Crew weight: 300 kg
Wetted surface: 11.18 m²

Sails

Mainsail: 16.57 m²
Genoa: 10.3 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 36.97 m²

Design

Type: Focus 730
Builder: Nauti
Designer: PiesniewSski J.
Year built: 2007
Stability index: 111.9

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.

6,43.5,3.860076,52,4.28,60,4.52,75,4.7,90,4.96,110,4.99,120,4.8,135,4.35,146.9,3.867647,150,3.74
8,42.4,4.56358,52,5.1,60,5.36,75,5.52,90,5.79,110,5.85,120,5.75,135,5.35,147.6,4.784871,150,4.67
10,41.4,5.079248,52,5.59,60,5.77,75,5.92,90,6.18,110,6.25,120,6.18,135,5.96,148.2,5.541876,150,5.44
12,39.3,5.337019,52,5.86,60,6,75,6.14,90,6.48,110,6.65,120,6.58,135,6.32,150,5.89,151.4,5.820158
14,38.5,5.48167,52,6.01,60,6.17,75,6.35,90,6.65,110,7.04,120,7,135,6.72,150,6.17,173.6,5.625056
16,38.4,5.55064,52,6.09,60,6.29,75,6.56,90,6.79,110,7.39,120,7.44,135,7.14,150,6.43,177.2,5.967124
20,39.3,5.582548,52,6.13,60,6.37,75,6.83,90,7.17,110,7.82,120,8.42,135,8.18,150,7.06,177.2,6.527793

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.28	4.52	4.7	4.96	4.99	4.8	4.35	3.74
8	5.1	5.36	5.52	5.79	5.85	5.75	5.35	4.67
10	5.59	5.77	5.92	6.18	6.25	6.18	5.96	5.44
12	5.86	6	6.14	6.48	6.65	6.58	6.32	5.89
14	6.01	6.17	6.35	6.65	7.04	7	6.72	6.17
16	6.09	6.29	6.56	6.79	7.39	7.44	7.14	6.43
20	6.13	6.37	6.83	7.17	7.82	8.42	8.18	7.06

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.8	146.9°	3.24
8	42.4°	3.37	147.6°	4.04
10	41.4°	3.81	148.2°	4.71
12	39.3°	4.13	151.4°	5.11
14	38.5°	4.29	173.6°	5.59
16	38.4°	4.35	177.2°	5.96
20	39.3°	4.32	177.2°	6.52

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