SEXTANTE I — ORC Rating

GPH

761.9

OSN

739.1

LOA

6.57 m

Displacement

1255 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5359

Medium

0.7284

High

0.8242

Triple Offshore

Low

0.6901

Medium

0.8874

High

0.993

Boat Specifications

Dimensions

Length overall: 6.57 m
Beam: 2.47 m
Draft: 1.36 m
Displacement: 1255 kg
Crew weight: 352 kg
Wetted surface: 12.06 m²

Sails

Mainsail: 15.62 m²
Genoa: 11.89 m²
Spinnaker: 33.3 m²
Asymmetric spinnaker: 0 m²

Design

Type: SKIPPER 21
Builder: RUMO NAUTICO
Designer: NESTOR VOLKER
Year built: 2004

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.

6,43.7,3.817601,52,4.23,60,4.48,75,4.66,90,4.74,110,4.78,120,4.62,135,4.19,148,3.667245,150,3.59
8,42.8,4.497568,52,5.02,60,5.26,75,5.41,90,5.58,110,5.61,120,5.51,135,5.11,150,4.51,152,4.428349
10,41.2,4.970662,52,5.47,60,5.63,75,5.76,90,5.97,110,6.02,120,5.94,135,5.72,150,5.29,155,5.097606
12,39.2,5.213277,52,5.72,60,5.86,75,6,90,6.26,110,6.43,120,6.34,135,6.07,150,5.77,178,5.273212
14,38.6,5.297366,52,5.85,60,6.02,75,6.25,90,6.42,110,6.85,120,6.77,135,6.47,150,6.1,180,5.73
16,39.4,5.370544,52,5.88,60,6.08,75,6.45,90,6.62,110,7.19,120,7.22,135,6.89,150,6.47,180,6.05
20,41.2,5.395959,52,5.86,60,6.08,75,6.58,90,7.08,110,7.61,120,8.13,135,7.91,150,7.28,180,6.75

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.23	4.48	4.66	4.74	4.78	4.62	4.19	3.59
8	5.02	5.26	5.41	5.58	5.61	5.51	5.11	4.51
10	5.47	5.63	5.76	5.97	6.02	5.94	5.72	5.29
12	5.72	5.86	6	6.26	6.43	6.34	6.07	5.77
14	5.85	6.02	6.25	6.42	6.85	6.77	6.47	6.1
16	5.88	6.08	6.45	6.62	7.19	7.22	6.89	6.47
20	5.86	6.08	6.58	7.08	7.61	8.13	7.91	7.28

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.7°	2.76	148°	3.11
8	42.8°	3.3	152°	3.91
10	41.2°	3.74	155°	4.62
12	39.2°	4.04	178°	5.27
14	38.6°	4.14	180°	5.73
16	39.4°	4.15	180°	6.05
20	41.2°	4.06	180°	6.75

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