Midnight Rambler — ORC Rating

GPH

601.7

OSN

582.4

LOA

10.97 m

Displacement

5446 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6751

Medium

0.9249

High

1.066

Triple Offshore

Low

0.8698

Medium

1.1266

High

1.2627

Boat Specifications

Dimensions

Length overall: 10.97 m
Beam: 3.41 m
Draft: 2.36 m
Displacement: 5446 kg
Crew weight: 701 kg
Wetted surface: 27.78 m²

Sails

Mainsail: 41.37 m²
Genoa: 28.89 m²
Spinnaker: 109.16 m²
Asymmetric spinnaker: 0 m²

Design

Type: Sydney 36
Designer: MDB
Year built: 1995
Stability index: 117.3

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.

6,43,4.922379,52,5.46,60,5.74,75,5.91,90,5.81,110,5.92,120,5.77,135,5.17,137.6,5.037542,150,4.29
8,40.2,5.747608,52,6.45,60,6.69,75,6.84,90,6.9,110,7.05,120,6.95,135,6.43,147.8,5.554287,150,5.43
10,38.8,6.364376,52,7.04,60,7.2,75,7.33,90,7.41,110,7.63,120,7.57,135,7.26,148.7,6.577262,150,6.49
12,37,6.611276,52,7.33,60,7.5,75,7.64,90,7.66,110,8.03,120,8.03,135,7.75,150,7.27,156.7,6.968289
14,36.4,6.733808,52,7.48,60,7.67,75,7.89,90,7.95,110,8.36,120,8.47,135,8.21,150,7.73,168.2,7.13069
16,36,6.810735,52,7.57,60,7.77,75,8.08,90,8.23,110,8.59,120,8.87,135,8.69,150,8.16,177.2,7.488941
20,36,6.897259,52,7.66,60,7.89,75,8.3,90,8.67,110,9,120,9.49,135,9.85,150,9.11,177.2,8.289897

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.46	5.74	5.91	5.81	5.92	5.77	5.17	4.29
8	6.45	6.69	6.84	6.9	7.05	6.95	6.43	5.43
10	7.04	7.2	7.33	7.41	7.63	7.57	7.26	6.49
12	7.33	7.5	7.64	7.66	8.03	8.03	7.75	7.27
14	7.48	7.67	7.89	7.95	8.36	8.47	8.21	7.73
16	7.57	7.77	8.08	8.23	8.59	8.87	8.69	8.16
20	7.66	7.89	8.3	8.67	9	9.49	9.85	9.11

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.6	137.6°	3.72
8	40.2°	4.39	147.8°	4.7
10	38.8°	4.96	148.7°	5.62
12	37°	5.28	156.7°	6.4
14	36.4°	5.42	168.2°	6.98
16	36°	5.51	177.2°	7.48
20	36°	5.58	177.2°	8.28

Loading polar chart…