Fie — ORC Rating | RegattaPages

GPH

665.2

OSN

644.8

LOA

9.85 m

Displacement

3870 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6037

Medium

0.8304

High

0.9584

Triple Offshore

Low

0.7805

Medium

1.0218

High

1.1482

Boat Specifications

Dimensions

Length overall: 9.85 m
Beam: 3.21 m
Draft: 1.94 m
Displacement: 3870 kg
Crew weight: 586 kg
Wetted surface: 22.22 m²

Sails

Mainsail: 26.44 m²
Genoa: 28.97 m²
Spinnaker: 62.16 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 31.7 LR
Builder: Beneteau
Designer: Finot
Year built: 1998

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.

6,42.8,4.388536,52,4.93,60,5.21,75,5.43,90,5.35,110,5.22,120,5.06,135,4.57,146,4.016706,150,3.85
8,41.2,5.17002,52,5.84,60,6.13,75,6.35,90,6.32,110,6.35,120,6.18,135,5.63,150,4.884383
10,40.5,5.799534,52,6.45,60,6.65,75,6.8,90,6.86,110,6.95,120,6.86,135,6.5,150,5.8,152,5.696827
12,39,6.124976,52,6.76,60,6.92,75,7.07,90,7.17,110,7.33,120,7.26,135,6.99,150,6.55,157,6.246572
14,38.2,6.209782,52,6.88,60,7.07,75,7.29,90,7.38,110,7.72,120,7.65,135,7.35,150,6.99,180,6.38
16,38.2,6.273407,52,6.93,60,7.13,75,7.46,90,7.64,110,8.08,120,8.09,135,7.77,150,7.33,180,6.86
20,39,6.279387,52,6.94,60,7.16,75,7.59,90,8.08,110,8.5,120,8.94,135,8.71,150,8.12,180,7.54

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.93	5.21	5.43	5.35	5.22	5.06	4.57	3.85
8	5.84	6.13	6.35	6.32	6.35	6.18	5.63	4.89
10	6.45	6.65	6.8	6.86	6.95	6.86	6.5	5.8
12	6.76	6.92	7.07	7.17	7.33	7.26	6.99	6.55
14	6.88	7.07	7.29	7.38	7.72	7.65	7.35	6.99
16	6.93	7.13	7.46	7.64	8.08	8.09	7.77	7.33
20	6.94	7.16	7.59	8.08	8.5	8.94	8.71	8.12

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.22	146°	3.33
8	41.2°	3.89	150°	4.23
10	40.5°	4.41	152°	5.03
12	39°	4.76	157°	5.75
14	38.2°	4.88	180°	6.38
16	38.2°	4.93	180°	6.86
20	39°	4.88	180°	7.54

Loading polar chart…