POSITRON — ORC Rating

GPH

628.4

OSN

613.1

LOA

10.32 m

Displacement

3415 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6615

Medium

0.8757

High

0.9891

Triple Offshore

Low

0.8535

Medium

1.0683

High

1.1829

Boat Specifications

Dimensions

Length overall: 10.32 m
Beam: 3.42 m
Draft: 1.78 m
Displacement: 3415 kg
Crew weight: 524 kg
Wetted surface: 20.81 m²

Sails

Mainsail: 38.82 m²
Genoa: 33 m²
Spinnaker: 78.53 m²
Asymmetric spinnaker: 0 m²

Design

Type: DB 2 (Mod.)
Builder: Dehler B.B.
Designer: v/d Stadt & Prtnrs
Year built: 1985
Stability index: 113

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.

6,42.6,4.904244,52,5.48,60,5.79,75,6.03,90,5.98,110,5.74,120,5.56,135,4.99,138.9,4.764032,150,4.15
8,41.4,5.772478,52,6.37,60,6.56,75,6.7,90,6.72,110,6.72,120,6.61,135,6.13,149.6,5.240497,150,5.22
10,39.4,6.108185,52,6.72,60,6.88,75,7.04,90,7.09,110,7.21,120,7.12,135,6.83,150,6.2,151.4,6.127681
12,38.4,6.239685,52,6.86,60,7.05,75,7.31,90,7.42,110,7.66,120,7.6,135,7.27,150,6.85,160.1,6.498008
14,38.1,6.315642,52,6.93,60,7.15,75,7.5,90,7.74,110,8.02,120,8.08,135,7.76,150,7.28,176.6,6.691779
16,38.1,6.353765,52,6.98,60,7.21,75,7.62,90,7.98,110,8.25,120,8.51,135,8.26,150,7.74,179,7.101082
20,38.1,6.417302,52,7.06,60,7.3,75,7.73,90,8.25,110,8.67,120,9.18,135,9.52,150,8.72,177.2,7.959503

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.48	5.79	6.03	5.98	5.74	5.56	4.99	4.15
8	6.37	6.56	6.7	6.72	6.72	6.61	6.13	5.22
10	6.72	6.88	7.04	7.09	7.21	7.12	6.83	6.2
12	6.86	7.05	7.31	7.42	7.66	7.6	7.27	6.85
14	6.93	7.15	7.5	7.74	8.02	8.08	7.76	7.28
16	6.98	7.21	7.62	7.98	8.25	8.51	8.26	7.74
20	7.06	7.3	7.73	8.25	8.67	9.18	9.52	8.72

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.61	138.9°	3.59
8	41.4°	4.33	149.6°	4.52
10	39.4°	4.72	151.4°	5.38
12	38.4°	4.89	160.1°	6.11
14	38.1°	4.97	176.6°	6.68
16	38.1°	5	179°	7.1
20	38.1°	5.05	177.2°	7.95

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