HISTOLAB — ORC Rating

GPH

603.4

OSN

584

LOA

11.924 m

Displacement

6945 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6646

Medium

0.9168

High

1.0668

Triple Offshore

Low

0.858

Medium

1.1276

High

1.2709

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.41 m
Displacement: 6945 kg
Crew weight: 750 kg
Wetted surface: 31.23 m²

Sails

Mainsail: 45.51 m²
Genoa: 37.67 m²
Spinnaker: 108.19 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 40.7
Builder: BENETEAU
Designer: B.FARR
Year built: 1997
Stability index: 123.7

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.

6,42.9,4.777877,52,5.34,60,5.65,75,5.89,90,5.8,110,5.8,120,5.63,135,5.08,144.2,4.574239,150,4.28
8,41.2,5.66177,52,6.37,60,6.68,75,6.91,90,6.92,110,7.04,120,6.88,135,6.29,148.7,5.488854,150,5.42
10,40.6,6.400874,52,7.1,60,7.31,75,7.46,90,7.58,110,7.69,120,7.6,135,7.23,150,6.43,150.2,6.418785
12,38.8,6.749318,52,7.45,60,7.63,75,7.78,90,7.84,110,8.11,120,8.05,135,7.75,150,7.26,155.9,6.967311
14,38.4,6.903209,52,7.6,60,7.8,75,8.03,90,8.11,110,8.5,120,8.5,135,8.17,150,7.74,164.9,7.22962
16,38.2,6.97328,52,7.67,60,7.88,75,8.23,90,8.41,110,8.76,120,8.96,135,8.64,150,8.14,177.2,7.528989
20,37.6,7.080744,52,7.75,60,7.94,75,8.42,90,8.9,110,9.17,120,9.62,135,9.67,150,9.02,177.2,8.289897

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.34	5.65	5.89	5.8	5.8	5.63	5.08	4.28
8	6.37	6.68	6.91	6.92	7.04	6.88	6.29	5.42
10	7.1	7.31	7.46	7.58	7.69	7.6	7.23	6.43
12	7.45	7.63	7.78	7.84	8.11	8.05	7.75	7.26
14	7.6	7.8	8.03	8.11	8.5	8.5	8.17	7.74
16	7.67	7.88	8.23	8.41	8.76	8.96	8.64	8.14
20	7.75	7.94	8.42	8.9	9.17	9.62	9.67	9.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.5	144.2°	3.71
8	41.2°	4.26	148.7°	4.69
10	40.6°	4.86	150.2°	5.57
12	38.8°	5.26	155.9°	6.36
14	38.4°	5.41	164.9°	6.98
16	38.2°	5.48	177.2°	7.52
20	37.6°	5.61	177.2°	8.28

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