COMFORTABLY NUMB — ORC Rating

GPH

615.8

OSN

600.7

LOA

12.8 m

Displacement

8876 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6669

Medium

0.8841

High

0.9917

Triple Offshore

Low

0.8618

Medium

1.097

High

1.2038

Boat Specifications

Dimensions

Length overall: 12.8 m
Beam: 3.98 m
Draft: 1.82 m
Displacement: 8876 kg
Crew weight: 981 kg
Wetted surface: 34.58 m²

Sails

Mainsail: 41.11 m²
Genoa: 64 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 126.94 m²

Design

Type: FIRST 42 SD TM
Builder: BENETEAU
Designer: FRERS
Year built: 1981

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.

6,44.7,5.022514,52,5.52,60,5.86,75,6.09,90,5.96,110,5.72,120,5.56,135,5,143.8,4.547931,150,4.23
8,43.1,5.889102,52,6.49,60,6.77,75,6.94,90,6.9,110,6.89,120,6.74,135,6.21,147.3,5.525776,150,5.37
10,41.5,6.395572,52,7.02,60,7.23,75,7.38,90,7.4,110,7.51,120,7.44,135,7.09,147.6,6.490369,150,6.32
12,40.6,6.598432,52,7.26,60,7.46,75,7.64,90,7.71,110,7.89,120,7.86,135,7.6,148.6,7.099753,150,7
14,40.1,6.693498,52,7.36,60,7.57,75,7.82,90,7.94,110,8.19,120,8.21,135,7.98,150,7.40163
16,39.9,6.739097,52,7.41,60,7.63,75,7.93,90,8.13,110,8.44,120,8.54,135,8.34,150,7.7,171.8,6.951066
20,39.9,6.765167,52,7.47,60,7.71,75,8.08,90,8.41,110,8.78,120,9.12,135,9.06,150,8.21,176.5,7.654277
24,40.9,6.74734,52,7.43,60,7.71,75,8.16,90,8.57,110,9.02,120,9.52,135,9.85,150,8.75,174.9,8.212513

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.52	5.86	6.09	5.96	5.72	5.56	5	4.23
8	6.49	6.77	6.94	6.9	6.89	6.74	6.21	5.37
10	7.02	7.23	7.38	7.4	7.51	7.44	7.09	6.32
12	7.26	7.46	7.64	7.71	7.89	7.86	7.6	7
14	7.36	7.57	7.82	7.94	8.19	8.21	7.98	7.41
16	7.41	7.63	7.93	8.13	8.44	8.54	8.34	7.7
20	7.47	7.71	8.08	8.41	8.78	9.12	9.06	8.21
24	7.43	7.71	8.16	8.57	9.02	9.52	9.85	8.75

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.7°	3.57	143.8°	3.67
8	43.1°	4.3	147.3°	4.65
10	41.5°	4.79	147.6°	5.48
12	40.6°	5.01	148.6°	6.06
14	40.1°	5.12	150°	6.41
16	39.9°	5.17	171.8°	6.88
20	39.9°	5.19	176.5°	7.64
24	40.9°	5.1	174.9°	8.18

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