CHIPIRON — ORC Rating

GPH

670.9

OSN

651.3

LOA

7.785 m

Displacement

1480 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6171

Medium

0.8269

High

0.9367

Triple Offshore

Low

0.7917

Medium

1.0029

High

1.1263

Boat Specifications

Dimensions

Length overall: 7.785 m
Beam: 2.5 m
Draft: 1.83 m
Displacement: 1480 kg
Crew weight: 350 kg
Wetted surface: 12.75 m²

Sails

Mainsail: 21.46 m²
Genoa: 18.14 m²
Spinnaker: 42.45 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST CLASS 8
Builder: BENETEAU
Designer: FINOT/FAROUX
Year built: 1984
Stability index: 116.3

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.

6,41.8,4.574259,52,5.12,60,5.37,75,5.54,90,5.43,110,5.3,120,5.11,135,4.58,146,3.968457,150,3.8
8,40.2,5.381018,52,5.93,60,6.07,75,6.17,90,6.16,110,6.18,120,6.06,135,5.59,150,4.82,150.2,4.805446
10,37.5,5.747754,52,6.29,60,6.42,75,6.53,90,6.61,110,6.68,120,6.56,135,6.25,150,5.71,152.9,5.571701
12,36,5.834241,52,6.45,60,6.64,75,6.88,90,6.91,110,7.2,120,7.08,135,6.71,150,6.3,163.1,5.905016
14,35.7,5.886094,52,6.53,60,6.76,75,7.13,90,7.27,110,7.69,120,7.62,135,7.2,150,6.73,177.2,6.187387
16,35.7,5.923036,52,6.58,60,6.83,75,7.27,90,7.6,110,8.02,120,8.25,135,7.74,150,7.19,177.2,6.587865
20,36.1,5.977798,52,6.66,60,6.91,75,7.39,90,7.98,110,8.62,120,9.41,135,9.36,150,8.26,177.2,7.448893

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.12	5.37	5.54	5.43	5.3	5.11	4.58	3.8
8	5.93	6.07	6.17	6.16	6.18	6.06	5.59	4.82
10	6.29	6.42	6.53	6.61	6.68	6.56	6.25	5.71
12	6.45	6.64	6.88	6.91	7.2	7.08	6.71	6.3
14	6.53	6.76	7.13	7.27	7.69	7.62	7.2	6.73
16	6.58	6.83	7.27	7.6	8.02	8.25	7.74	7.19
20	6.66	6.91	7.39	7.98	8.62	9.41	9.36	8.26

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.41	146°	3.29
8	40.2°	4.11	150.2°	4.17
10	37.5°	4.56	152.9°	4.96
12	36°	4.72	163.1°	5.65
14	35.7°	4.78	177.2°	6.18
16	35.7°	4.81	177.2°	6.58
20	36.1°	4.83	177.2°	7.44

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