Explorer II — ORC Rating

GPH

587.9

OSN

571.2

LOA

10.91 m

Displacement

3730 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6922

Medium

0.9365

High

1.0739

Triple Offshore

Low

0.8961

Medium

1.1487

High

1.296

Boat Specifications

Dimensions

Length overall: 10.91 m
Beam: 3.59 m
Draft: 2.24 m
Displacement: 3730 kg
Crew weight: 700 kg
Wetted surface: 23.73 m²

Sails

Mainsail: 41.16 m²
Genoa: 34.9 m²
Spinnaker: 76.08 m²
Asymmetric spinnaker: 0 m²

Design

Type: MUMM 36
Builder: COOKSON BOATS
Designer: FARR
Year built: 1993
Stability index: 112.8

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.

6,42.4,5.200044,52,5.83,60,6.15,75,6.41,90,6.3,110,5.91,120,5.7,135,5.07,140.8,4.722919,150,4.23
8,41.2,6.206682,52,6.87,60,7.07,75,7.21,90,7.19,110,7.1,120,6.94,135,6.32,147.1,5.538221,150,5.37
10,38.2,6.604256,52,7.3,60,7.47,75,7.62,90,7.63,110,7.69,120,7.57,135,7.18,150,6.41,150.2,6.395737
12,37.2,6.766852,52,7.46,60,7.67,75,7.98,90,8.06,110,8.26,120,8.14,135,7.69,150,7.19,156.9,6.88177
14,36.4,6.8332,52,7.55,60,7.8,75,8.24,90,8.5,110,8.8,120,8.78,135,8.25,150,7.67,170,7.057215
16,36.4,6.882896,52,7.61,60,7.88,75,8.4,90,8.87,110,9.16,120,9.47,135,8.88,150,8.19,177.2,7.468917
20,35.8,6.96616,52,7.75,60,8.04,75,8.58,90,9.3,110,9.82,120,10.49,135,10.53,150,9.43,175.4,8.437177

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.83	6.15	6.41	6.3	5.91	5.7	5.07	4.23
8	6.87	7.07	7.21	7.19	7.1	6.94	6.32	5.37
10	7.3	7.47	7.62	7.63	7.69	7.57	7.18	6.41
12	7.46	7.67	7.98	8.06	8.26	8.14	7.69	7.19
14	7.55	7.8	8.24	8.5	8.8	8.78	8.25	7.67
16	7.61	7.88	8.4	8.87	9.16	9.47	8.88	8.19
20	7.75	8.04	8.58	9.3	9.82	10.49	10.53	9.43

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.84	140.8°	3.66
8	41.2°	4.67	147.1°	4.65
10	38.2°	5.19	150.2°	5.55
12	37.2°	5.39	156.9°	6.33
14	36.4°	5.5	170°	6.95
16	36.4°	5.54	177.2°	7.46
20	35.8°	5.65	175.4°	8.41

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