Jojo — ORC Rating | RegattaPages

GPH

692.4

OSN

673

LOA

7.927 m

Displacement

1550 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5944

Medium

0.7973

High

0.8947

Triple Offshore

Low

0.7648

Medium

0.9747

High

1.0842

Boat Specifications

Dimensions

Length overall: 7.927 m
Beam: 2.86 m
Draft: 1.36 m
Displacement: 1550 kg
Crew weight: 352 kg
Wetted surface: 13.6 m²

Sails

Mainsail: 21.3 m²
Genoa: 18.83 m²
Spinnaker: 48.82 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-79 OD
Builder: X-YACHTS
Designer: JEPPESEN
Year built: 1979
Stability index: 95.3

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.

6,43,4.320755,52,4.81,60,5.07,75,5.26,90,5.19,110,5.22,120,5.05,135,4.54,146.4,3.949953,150,3.8
8,42,5.140317,52,5.68,60,5.87,75,5.99,90,6.06,110,6.11,120,6.01,135,5.55,150,4.82,150.5,4.791145
10,40,5.574089,52,6.1,60,6.24,75,6.37,90,6.48,110,6.64,120,6.53,135,6.23,150,5.71,152.8,5.576691
12,39,5.687477,52,6.24,60,6.44,75,6.69,90,6.75,110,7.12,120,7.05,135,6.71,150,6.29,164.6,5.860416
14,38.8,5.735637,52,6.31,60,6.53,75,6.91,90,7.1,110,7.47,120,7.56,135,7.19,150,6.74,177.2,6.167363
16,39.1,5.759965,52,6.34,60,6.58,75,7.01,90,7.38,110,7.72,120,8.09,135,7.72,150,7.18,177.2,6.567841
20,40.2,5.81307,52,6.39,60,6.65,75,7.09,90,7.64,110,8.21,120,8.94,135,9.52,150,8.26,176.6,7.423066

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.81	5.07	5.26	5.19	5.22	5.05	4.54	3.8
8	5.68	5.87	5.99	6.06	6.11	6.01	5.55	4.82
10	6.1	6.24	6.37	6.48	6.64	6.53	6.23	5.71
12	6.24	6.44	6.69	6.75	7.12	7.05	6.71	6.29
14	6.31	6.53	6.91	7.1	7.47	7.56	7.19	6.74
16	6.34	6.58	7.01	7.38	7.72	8.09	7.72	7.18
20	6.39	6.65	7.09	7.64	8.21	8.94	9.52	8.26

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.16	146.4°	3.29
8	42°	3.82	150.5°	4.17
10	40°	4.27	152.8°	4.96
12	39°	4.42	164.6°	5.65
14	38.8°	4.47	177.2°	6.16
16	39.1°	4.47	177.2°	6.56
20	40.2°	4.44	176.6°	7.41

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