Jojo — ORC Rating | RegattaPages

GPH

665.8

OSN

645.5

LOA

9.85 m

Displacement

3750 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6797

Medium

0.9341

High

1.0774

Triple Offshore

Low

0.8781

Medium

1.148

High

1.2896

Boat Specifications

Dimensions

Length overall: 9.85 m
Beam: 3.22 m
Draft: 1.93 m
Displacement: 3750 kg
Crew weight: 583 kg
Wetted surface: 22.03 m²

Sails

Mainsail: 25.79 m²
Genoa: 29.96 m²
Spinnaker: 60.13 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.

6,42.8,4.415794,52,4.96,60,5.24,75,5.45,90,5.37,110,5.19,120,5.03,135,4.53,146.3,3.978585,150,3.83
8,41,5.180801,52,5.87,60,6.15,75,6.36,90,6.32,110,6.3,120,6.13,135,5.58,150,4.86,150.3,4.846704
10,40.4,5.830304,52,6.47,60,6.66,75,6.8,90,6.82,110,6.91,120,6.82,135,6.45,150,5.76,152.2,5.641089
12,38.9,6.142039,52,6.76,60,6.92,75,7.07,90,7.14,110,7.28,120,7.21,135,6.94,150,6.5,157.5,6.180459
14,38.1,6.226689,52,6.88,60,7.07,75,7.29,90,7.36,110,7.68,120,7.6,135,7.3,150,6.94,180,6.34
16,38.1,6.290227,52,6.93,60,7.13,75,7.46,90,7.63,110,8.04,120,8.04,135,7.71,150,7.28,180,6.82
20,38.7,6.265773,52,6.94,60,7.16,75,7.59,90,8.06,110,8.49,120,8.9,135,8.64,150,8.06,180,7.49

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.96	5.24	5.45	5.37	5.19	5.03	4.53	3.83
8	5.87	6.15	6.36	6.32	6.3	6.13	5.58	4.86
10	6.47	6.66	6.8	6.82	6.91	6.82	6.45	5.76
12	6.76	6.92	7.07	7.14	7.28	7.21	6.94	6.5
14	6.88	7.07	7.29	7.36	7.68	7.6	7.3	6.94
16	6.93	7.13	7.46	7.63	8.04	8.04	7.71	7.28
20	6.94	7.16	7.59	8.06	8.49	8.9	8.64	8.06

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.24	146.3°	3.31
8	41°	3.91	150.3°	4.21
10	40.4°	4.44	152.2°	4.99
12	38.9°	4.78	157.5°	5.71
14	38.1°	4.9	180°	6.34
16	38.1°	4.95	180°	6.82
20	38.7°	4.89	180°	7.49

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