SOFIA — ORC Rating | RegattaPages

GPH

688.8

OSN

670.9

LOA

8.3 m

Displacement

3148 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5883

Medium

0.7973

High

0.9087

Triple Offshore

Low

0.763

Medium

0.9834

High

1.0925

Boat Specifications

Dimensions

Length overall: 8.3 m
Beam: 3.03 m
Draft: 1.8 m
Displacement: 3148 kg
Crew weight: 400 kg
Wetted surface: 20.1 m²

Sails

Mainsail: 26.73 m²
Genoa: 17.51 m²
Spinnaker: 58.69 m²
Asymmetric spinnaker: 56.75 m²

Design

Type: FIRST 27.7
Builder: BENETEAU
Designer: GROUP FINOT
Year built: 2002

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.

6,43.5,4.246083,52,4.75,60,5.07,75,5.38,90,5.34,110,5.18,120,5,135,4.5,146,3.992581,150,3.82
8,42,5.01921,52,5.66,60,5.98,75,6.22,90,6.2,110,6.22,120,6.06,135,5.54,150,4.84,151,4.790654
10,41.6,5.629862,52,6.23,60,6.45,75,6.61,90,6.66,110,6.73,120,6.65,135,6.34,150,5.71,153,5.566738
12,40.5,5.812685,52,6.42,60,6.63,75,6.84,90,6.9,110,7.1,120,7.03,135,6.77,150,6.39,160,6.012604
14,39.6,5.879198,52,6.5,60,6.71,75,6.98,90,7.15,110,7.48,120,7.45,135,7.14,150,6.78,180,6.27
16,39.4,5.901128,52,6.54,60,6.76,75,7.05,90,7.37,110,7.74,120,7.9,135,7.57,150,7.12,180,6.68
20,40.1,5.948324,52,6.54,60,6.78,75,7.14,90,7.62,110,8.12,120,8.58,135,8.55,150,7.95,180,7.36

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.75	5.07	5.38	5.34	5.18	5	4.5	3.82
8	5.66	5.98	6.22	6.2	6.22	6.06	5.54	4.84
10	6.23	6.45	6.61	6.66	6.73	6.65	6.34	5.71
12	6.42	6.63	6.84	6.9	7.1	7.03	6.77	6.39
14	6.5	6.71	6.98	7.15	7.48	7.45	7.14	6.78
16	6.54	6.76	7.05	7.37	7.74	7.9	7.57	7.12
20	6.54	6.78	7.14	7.62	8.12	8.58	8.55	7.95

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.08	146°	3.31
8	42°	3.73	151°	4.19
10	41.6°	4.21	153°	4.96
12	40.5°	4.42	160°	5.65
14	39.6°	4.53	180°	6.27
16	39.4°	4.56	180°	6.68
20	40.1°	4.55	180°	7.36

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