CAPTAIN SPARROW — ORC Rating

GPH

642.4

OSN

624.5

LOA

10.37 m

Displacement

3562 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.637

Medium

0.8608

High

0.9814

Triple Offshore

Low

0.8208

Medium

1.0525

High

1.1717

Boat Specifications

Dimensions

Length overall: 10.37 m
Beam: 3.41 m
Draft: 1.83 m
Displacement: 3562 kg
Crew weight: 515 kg
Wetted surface: 21.4 m²

Sails

Mainsail: 37.59 m²
Genoa: 23.84 m²
Spinnaker: 67.75 m²
Asymmetric spinnaker: 0 m²

Design

Type: DB2 POSITRON
Builder: DEHLER
Designer: VAN DE STADT
Year built: 1982
Stability index: 108.6

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.

6,42.3,4.623927,52,5.16,60,5.44,75,5.65,90,5.58,110,5.55,120,5.35,135,4.8,145.1,4.279695,150,4.05
8,41.8,5.52667,52,6.15,60,6.38,75,6.52,90,6.6,110,6.62,120,6.46,135,5.92,150,5.11,150.2,5.093542
10,39.6,6.008982,52,6.63,60,6.79,75,6.93,90,7.05,110,7.14,120,7.04,135,6.71,150,6.07,151.6,5.991029
12,38.8,6.223231,52,6.84,60,7.01,75,7.21,90,7.31,110,7.57,120,7.49,135,7.16,150,6.75,159.7,6.397346
14,38.5,6.312227,52,6.93,60,7.14,75,7.44,90,7.59,110,7.95,120,7.93,135,7.61,150,7.17,175.4,6.611296
16,38.2,6.337032,52,6.98,60,7.22,75,7.61,90,7.87,110,8.21,120,8.34,135,8.06,150,7.6,179,7.031071
20,38.4,6.431086,52,7.06,60,7.28,75,7.75,90,8.23,110,8.59,120,9.02,135,9.06,150,8.45,179,7.821191

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.16	5.44	5.65	5.58	5.55	5.35	4.8	4.05
8	6.15	6.38	6.52	6.6	6.62	6.46	5.92	5.11
10	6.63	6.79	6.93	7.05	7.14	7.04	6.71	6.07
12	6.84	7.01	7.21	7.31	7.57	7.49	7.16	6.75
14	6.93	7.14	7.44	7.59	7.95	7.93	7.61	7.17
16	6.98	7.22	7.61	7.87	8.21	8.34	8.06	7.6
20	7.06	7.28	7.75	8.23	8.59	9.02	9.06	8.45

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.42	145.1°	3.51
8	41.8°	4.12	150.2°	4.42
10	39.6°	4.63	151.6°	5.27
12	38.8°	4.85	159.7°	6
14	38.5°	4.94	175.4°	6.59
16	38.2°	4.98	179°	7.03
20	38.4°	5.04	179°	7.82

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