DARK MATTER — ORC Rating

GPH

538.6

OSN

522.7

LOA

12.73 m

Displacement

5998 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7587

Medium

1.0161

High

1.1554

Triple Offshore

Low

0.9786

Medium

1.2545

High

1.4138

Boat Specifications

Dimensions

Length overall: 12.73 m
Beam: 3.1 m
Draft: 2.46 m
Displacement: 5998 kg
Crew weight: 800 kg
Wetted surface: 30.7 m²

Sails

Mainsail: 63.19 m²
Genoa: 29.5 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 126.99 m²

Design

Type: BRENTA 42
Builder: B YACHTS
Designer: LUCA BRENTA
Year built: 2008
Stability index: 143

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.

6,43,5.537676,52,6.18,60,6.52,75,6.78,90,6.63,110,6.62,120,6.41,135,5.72,142.1,5.259262,150,4.79
8,40.8,6.565433,52,7.35,60,7.61,75,7.78,90,7.75,110,7.87,120,7.75,135,7.15,144.8,6.461522,150,6.09
10,38.8,7.095766,52,7.9,60,8.12,75,8.29,90,8.27,110,8.54,120,8.47,135,8.06,149.3,7.257061,150,7.2
12,37.6,7.295312,52,8.14,60,8.39,75,8.67,90,8.72,110,9.1,120,9.11,135,8.7,150,8,151.4,7.904481
14,37.5,7.461997,52,8.28,60,8.55,75,8.96,90,9.16,110,9.47,120,9.76,135,9.38,150,8.53,150.7,8.474097
16,37,7.537857,52,8.38,60,8.68,75,9.16,90,9.54,110,9.83,120,10.33,135,10.16,148.2,9.23646,150,9.06
20,37,7.638028,52,8.5,60,8.85,75,9.45,90,10.11,110,10.55,120,11.34,135,12.27,144.1,11.332751,150,10.6

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.18	6.52	6.78	6.63	6.62	6.41	5.72	4.79
8	7.35	7.61	7.78	7.75	7.87	7.75	7.15	6.09
10	7.9	8.12	8.29	8.27	8.54	8.47	8.06	7.2
12	8.14	8.39	8.67	8.72	9.1	9.11	8.7	8
14	8.28	8.55	8.96	9.16	9.47	9.76	9.38	8.53
16	8.38	8.68	9.16	9.54	9.83	10.33	10.16	9.06
20	8.5	8.85	9.45	10.11	10.55	11.34	12.27	10.6

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	4.05	142.1°	4.15
8	40.8°	4.97	144.8°	5.28
10	38.8°	5.53	149.3°	6.24
12	37.6°	5.78	151.4°	6.94
14	37.5°	5.92	150.7°	7.39
16	37°	6.02	148.2°	7.85
20	37°	6.1	144.1°	9.18

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