SOB SOB — ORC Rating | RegattaPages

GPH

762.1

OSN

738.9

LOA

7.15 m

Displacement

1064 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6051

Medium

0.82

High

0.931

Triple Offshore

Low

0.7758

Medium

0.9977

High

1.1216

Boat Specifications

Dimensions

Length overall: 7.15 m
Beam: 2.52 m
Draft: 1.38 m
Displacement: 1064 kg
Crew weight: 340 kg
Wetted surface: 10.14 m²

Sails

Mainsail: 14.51 m²
Genoa: 11.58 m²
Spinnaker: 24 m²
Asymmetric spinnaker: 0 m²

Design

Type: STAG 24
Builder: MARK III
Designer: TADDEI
Year built: 1977

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.

6,41.8,3.836475,52,4.31,60,4.53,75,4.72,90,4.71,110,4.69,120,4.52,135,4.04,149.6,3.478206,150,3.47
8,41.4,4.545993,52,5.08,60,5.28,75,5.41,90,5.52,110,5.52,120,5.4,135,4.95,150,4.37,153.8,4.235123
10,40.3,4.995618,52,5.5,60,5.63,75,5.74,90,5.93,110,5.93,120,5.84,135,5.59,150,5.16,156.7,4.910466
12,38.8,5.248044,52,5.74,60,5.88,75,6.02,90,6.32,110,6.34,120,6.21,135,5.95,150,5.67,180,5.17
14,38.1,5.34987,52,5.89,60,6.09,75,6.31,90,6.61,110,6.74,120,6.6,135,6.33,150,6,180,5.64
16,38.2,5.382659,52,5.96,60,6.21,75,6.53,90,6.78,110,7.16,120,7,135,6.7,150,6.35,180,5.97
20,40.4,5.410102,52,5.95,60,6.25,75,6.72,90,7.13,110,7.9,120,8.09,135,7.57,150,7.07,180,6.64

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.31	4.53	4.72	4.71	4.69	4.52	4.04	3.47
8	5.08	5.28	5.41	5.52	5.52	5.4	4.95	4.37
10	5.5	5.63	5.74	5.93	5.93	5.84	5.59	5.16
12	5.74	5.88	6.02	6.32	6.34	6.21	5.95	5.67
14	5.89	6.09	6.31	6.61	6.74	6.6	6.33	6
16	5.96	6.21	6.53	6.78	7.16	7	6.7	6.35
20	5.95	6.25	6.72	7.13	7.9	8.09	7.57	7.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	2.86	149.6°	3
8	41.4°	3.41	153.8°	3.8
10	40.3°	3.81	156.7°	4.51
12	38.8°	4.09	180°	5.17
14	38.1°	4.21	180°	5.64
16	38.2°	4.23	180°	5.97
20	40.4°	4.12	180°	6.64

Loading polar chart…