JAZZ — ORC Rating | RegattaPages

GPH

612.5

OSN

594.2

LOA

12.8 m

Displacement

8568 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7356

Medium

1.0075

High

1.1708

Triple Offshore

Low

0.9514

Medium

1.2492

High

1.4054

Boat Specifications

Dimensions

Length overall: 12.8 m
Beam: 3.87 m
Draft: 2.05 m
Displacement: 8568 kg
Crew weight: 175 kg
Wetted surface: 34.79 m²

Sails

Mainsail: 44.29 m²
Genoa: 48.66 m²
Spinnaker: 117.6 m²
Asymmetric spinnaker: 90.01 m²

Design

Type: Comfortina 42
Builder: Comfort
Designer: Bern
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.

6,43.6,4.736445,52,5.27,60,5.58,75,5.84,90,5.78,110,5.7,120,5.55,135,5.03,144.7,4.496791,150,4.24
8,42,5.597832,52,6.28,60,6.6,75,6.85,90,6.81,110,6.93,120,6.76,135,6.21,148.9,5.41887,150,5.36
10,41.4,6.292401,52,7.01,60,7.27,75,7.46,90,7.53,110,7.65,120,7.56,135,7.16,150,6.35,150.6,6.313031
12,40.7,6.687469,52,7.39,60,7.6,75,7.77,90,7.89,110,8.04,120,8,135,7.73,150,7.16,154.6,6.929874
14,39.9,6.830342,52,7.55,60,7.76,75,7.99,90,8.07,110,8.36,120,8.37,135,8.11,150,7.71,167,7.071235
16,39.4,6.897591,52,7.62,60,7.84,75,8.14,90,8.31,110,8.7,120,8.77,135,8.51,150,8.07,180,7.48
20,39.7,6.953474,52,7.68,60,7.91,75,8.3,90,8.71,110,9.12,120,9.47,135,9.38,150,8.83,180,8.22

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.27	5.58	5.84	5.78	5.7	5.55	5.03	4.24
8	6.28	6.6	6.85	6.81	6.93	6.76	6.21	5.36
10	7.01	7.27	7.46	7.53	7.65	7.56	7.16	6.35
12	7.39	7.6	7.77	7.89	8.04	8	7.73	7.16
14	7.55	7.76	7.99	8.07	8.36	8.37	8.11	7.71
16	7.62	7.84	8.14	8.31	8.7	8.77	8.51	8.07
20	7.68	7.91	8.3	8.71	9.12	9.47	9.38	8.83

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.43	144.7°	3.67
8	42°	4.16	148.9°	4.64
10	41.4°	4.72	150.6°	5.5
12	40.7°	5.07	154.6°	6.26
14	39.9°	5.24	167°	6.89
16	39.4°	5.33	180°	7.48
20	39.7°	5.35	180°	8.22

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