Amaryllis — ORC Rating

GPH

591

OSN

575

LOA

11.92 m

Displacement

6820 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7757

Medium

1.0477

High

1.2034

Triple Offshore

Low

1.0019

Medium

1.2871

High

1.4364

Boat Specifications

Dimensions

Length overall: 11.92 m
Beam: 3.77 m
Draft: 2.4 m
Displacement: 6820 kg
Crew weight: 729 kg
Wetted surface: 30.85 m²

Sails

Mainsail: 48.75 m²
Genoa: 49.21 m²
Spinnaker: 99.77 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 40.7
Builder: Beneteau
Designer: Bruce Farr
Year built: 1997

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.

6,42.3,5.083615,52,5.71,60,6.02,75,6.29,90,6.24,110,5.85,120,5.67,135,5.11,144.3,4.593124,150,4.31
8,41,6.015559,52,6.77,60,7.03,75,7.21,90,7.2,110,7.07,120,6.91,135,6.3,148.9,5.488942,150,5.43
10,39.9,6.647851,52,7.33,60,7.51,75,7.65,90,7.67,110,7.71,120,7.62,135,7.23,150,6.42,151,6.357049
12,38.3,6.817229,52,7.55,60,7.74,75,7.93,90,7.99,110,8.13,120,8.06,135,7.75,150,7.24,155.8,6.939875
14,38.1,6.938311,52,7.64,60,7.84,75,8.14,90,8.3,110,8.54,120,8.51,135,8.16,150,7.72,171.1,7.065064
16,37.9,6.995452,52,7.68,60,7.89,75,8.26,90,8.58,110,8.82,120,8.98,135,8.62,150,8.11,180,7.54
20,37.7,7.052369,52,7.73,60,7.93,75,8.38,90,8.93,110,9.25,120,9.67,135,9.64,150,8.98,180,8.31

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.71	6.02	6.29	6.24	5.85	5.67	5.11	4.31
8	6.77	7.03	7.21	7.2	7.07	6.91	6.3	5.43
10	7.33	7.51	7.65	7.67	7.71	7.62	7.23	6.42
12	7.55	7.74	7.93	7.99	8.13	8.06	7.75	7.24
14	7.64	7.84	8.14	8.3	8.54	8.51	8.16	7.72
16	7.68	7.89	8.26	8.58	8.82	8.98	8.62	8.11
20	7.73	7.93	8.38	8.93	9.25	9.67	9.64	8.98

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.76	144.3°	3.73
8	41°	4.54	148.9°	4.7
10	39.9°	5.1	151°	5.56
12	38.3°	5.35	155.8°	6.33
14	38.1°	5.46	171.1°	6.98
16	37.9°	5.52	180°	7.54
20	37.7°	5.58	180°	8.31

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