2XTREME — ORC Rating | RegattaPages

GPH

619.6

OSN

599.8

LOA

10.2 m

Displacement

2896 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6504

Medium

0.8959

High

1.0275

Triple Offshore

Low

0.8412

Medium

1.0953

High

1.2372

Boat Specifications

Dimensions

Length overall: 10.2 m
Beam: 2.74 m
Draft: 1.79 m
Displacement: 2896 kg
Crew weight: 625 kg
Wetted surface: 20.27 m²

Sails

Mainsail: 28.03 m²
Genoa: 27.36 m²
Spinnaker: 78.39 m²
Asymmetric spinnaker: 0 m²

Design

Type: ADAMS 10 R Mk3
Designer: Joe Adams
Year built: 1974
Stability index: 120.6

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.

6,43.2,4.609252,52,5.18,60,5.5,75,5.74,90,5.67,110,5.77,120,5.61,135,5.06,140.8,4.761631,150,4.26
8,41.8,5.540084,52,6.24,60,6.53,75,6.71,90,6.79,110,6.91,120,6.8,135,6.31,147.5,5.525311,150,5.38
10,40.2,6.23203,52,6.84,60,7,75,7.13,90,7.16,110,7.44,120,7.38,135,7.07,150,6.41,150.2,6.395737
12,38.2,6.438831,52,7.09,60,7.27,75,7.46,90,7.5,110,7.87,120,7.95,135,7.58,150,7.09,157.7,6.776842
14,37.5,6.529247,52,7.18,60,7.4,75,7.75,90,7.89,110,8.19,120,8.53,135,8.2,150,7.56,170.9,6.917059
16,37.2,6.578535,52,7.24,60,7.48,75,7.93,90,8.29,110,8.49,120,8.95,135,8.93,150,8.12,177.2,7.288702
20,37.2,6.616198,52,7.28,60,7.54,75,8.11,90,8.8,110,9.07,120,9.73,135,10.79,150,9.54,155,9.147003

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.18	5.5	5.74	5.67	5.77	5.61	5.06	4.26
8	6.24	6.53	6.71	6.79	6.91	6.8	6.31	5.38
10	6.84	7	7.13	7.16	7.44	7.38	7.07	6.41
12	7.09	7.27	7.46	7.5	7.87	7.95	7.58	7.09
14	7.18	7.4	7.75	7.89	8.19	8.53	8.2	7.56
16	7.24	7.48	7.93	8.29	8.49	8.95	8.93	8.12
20	7.28	7.54	8.11	8.8	9.07	9.73	10.79	9.54

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.36	140.8°	3.69
8	41.8°	4.13	147.5°	4.66
10	40.2°	4.76	150.2°	5.55
12	38.2°	5.06	157.7°	6.27
14	37.5°	5.18	170.9°	6.83
16	37.2°	5.24	177.2°	7.28
20	37.2°	5.27	155°	8.29

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