First Mill — ORC Rating

GPH

617.6

OSN

602

LOA

10.64 m

Displacement

5380 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7531

Medium

1.0037

High

1.1386

Triple Offshore

Low

0.9681

Medium

1.2285

High

1.3575

Boat Specifications

Dimensions

Length overall: 10.64 m
Beam: 3.46 m
Draft: 2.21 m
Displacement: 5380 kg
Crew weight: 634 kg
Wetted surface: 26.26 m²

Sails

Mainsail: 41.52 m²
Genoa: 43.19 m²
Spinnaker: 82.97 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 36.7
Builder: Beneteau
Designer: Bruce Farr
Year built: 2001

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.

6,42,4.938472,52,5.53,60,5.82,75,6.04,90,5.97,110,5.62,120,5.46,135,4.94,145.3,4.403121,150,4.18
8,41,5.830057,52,6.52,60,6.75,75,6.9,90,6.87,110,6.76,120,6.6,135,6.05,150,5.253887
10,39.6,6.333441,52,7,60,7.16,75,7.29,90,7.3,110,7.33,120,7.24,135,6.9,150,6.2,152,6.093227
12,38.4,6.469366,52,7.15,60,7.33,75,7.54,90,7.6,110,7.73,120,7.64,135,7.36,150,6.93,158.1,6.574436
14,38.5,6.567782,52,7.22,60,7.41,75,7.7,90,7.87,110,8.1,120,8.07,135,7.74,150,7.36,180,6.75
16,38.6,6.61531,52,7.26,60,7.45,75,7.79,90,8.11,110,8.36,120,8.49,135,8.17,150,7.71,180,7.22
20,38.8,6.685161,52,7.31,60,7.5,75,7.87,90,8.36,110,8.74,120,9.14,135,9.09,150,8.52,180,7.93

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.53	5.82	6.04	5.97	5.62	5.46	4.94	4.18
8	6.52	6.75	6.9	6.87	6.76	6.6	6.05	5.25
10	7	7.16	7.29	7.3	7.33	7.24	6.9	6.2
12	7.15	7.33	7.54	7.6	7.73	7.64	7.36	6.93
14	7.22	7.41	7.7	7.87	8.1	8.07	7.74	7.36
16	7.26	7.45	7.79	8.11	8.36	8.49	8.17	7.71
20	7.31	7.5	7.87	8.36	8.74	9.14	9.09	8.52

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.67	145.3°	3.62
8	41°	4.4	150°	4.55
10	39.6°	4.88	152°	5.38
12	38.4°	5.07	158.1°	6.1
14	38.5°	5.14	180°	6.75
16	38.6°	5.17	180°	7.22
20	38.8°	5.21	180°	7.93

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