G4 — ORC Rating | RegattaPages

GPH

577.4

OSN

560.9

LOA

10.91 m

Displacement

3611 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7171

Medium

0.9557

High

1.0915

Triple Offshore

Low

0.9195

Medium

1.1653

High

1.3103

Boat Specifications

Dimensions

Length overall: 10.91 m
Beam: 3.59 m
Draft: 2.24 m
Displacement: 3611 kg
Crew weight: 693 kg
Wetted surface: 23.48 m²

Sails

Mainsail: 40.91 m²
Genoa: 30.16 m²
Spinnaker: 96.72 m²
Asymmetric spinnaker: 0 m²

Design

Type: MUMM36
Builder: CARROLL
Designer: FARR
Year built: 1993
Stability index: 111.2

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.

6,41.8,5.325456,52,5.95,60,6.22,75,6.37,90,6.21,110,6.11,120,5.93,135,5.31,138.9,5.095789,150,4.43
8,39.6,6.242592,52,6.91,60,7.09,75,7.19,90,7.12,110,7.23,120,7.1,135,6.58,146.9,5.71791,150,5.53
10,37,6.598755,52,7.33,60,7.49,75,7.63,90,7.61,110,7.83,120,7.76,135,7.37,149.2,6.647575,150,6.59
12,36,6.748931,52,7.5,60,7.71,75,7.97,90,8.02,110,8.31,120,8.34,135,7.95,150,7.38,156.5,7.087867
14,35.8,6.867524,52,7.62,60,7.85,75,8.2,90,8.4,110,8.67,120,8.91,135,8.57,150,7.91,170,7.209529
16,35.2,6.902081,52,7.69,60,7.94,75,8.36,90,8.73,110,9,120,9.47,135,9.29,150,8.47,175.4,7.634592
20,35.4,6.968233,52,7.78,60,8.06,75,8.58,90,9.18,110,9.63,120,10.36,135,11.14,150,9.9,171.2,8.732799

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.95	6.22	6.37	6.21	6.11	5.93	5.31	4.43
8	6.91	7.09	7.19	7.12	7.23	7.1	6.58	5.53
10	7.33	7.49	7.63	7.61	7.83	7.76	7.37	6.59
12	7.5	7.71	7.97	8.02	8.31	8.34	7.95	7.38
14	7.62	7.85	8.2	8.4	8.67	8.91	8.57	7.91
16	7.69	7.94	8.36	8.73	9	9.47	9.29	8.47
20	7.78	8.06	8.58	9.18	9.63	10.36	11.14	9.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.97	138.9°	3.84
8	39.6°	4.81	146.9°	4.79
10	37°	5.27	149.2°	5.71
12	36°	5.46	156.5°	6.5
14	35.8°	5.57	170°	7.1
16	35.2°	5.64	175.4°	7.61
20	35.4°	5.68	171.2°	8.63

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