BLUE MOON — ORC Rating

GPH

543.2

OSN

528.2

LOA

14.235 m

Displacement

9900 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7167

Medium

1.0043

High

1.1554

Triple Offshore

Low

0.9468

Medium

1.2568

High

1.422

Boat Specifications

Dimensions

Length overall: 14.235 m
Beam: 3.98 m
Draft: 2.54 m
Displacement: 9900 kg
Crew weight: 1015 kg
Wetted surface: 43.07 m²

Sails

Mainsail: 61.61 m²
Genoa: 51.03 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 185.81 m²

Design

Type: SLY 47
Builder: AUTOCOSTRUITO
Designer: STUDIO LOSTUZZI
Year built: 2005
Stability index: 127.9

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.

6,44.4,5.094666,52,5.66,60,6.1,75,6.75,90,7.02,110,6.8,120,6.43,135,5.64,143,5.146278,150,4.75
8,42.9,6.183938,52,6.9,60,7.34,75,7.99,90,8.25,110,8.12,120,7.82,135,7.15,145.1,6.376868,150,6.04
10,41.8,7.04248,52,7.84,60,8.13,75,8.44,90,8.76,110,8.75,120,8.63,135,8.26,146,7.575049,150,7.25
12,40.3,7.47376,52,8.28,60,8.51,75,8.72,90,9.04,110,9.26,120,9.2,135,8.86,150,8.2,150.5,8.157584
14,39.3,7.61139,52,8.43,60,8.69,75,9.01,90,9.27,110,9.81,120,9.82,135,9.45,150,8.71,150.9,8.640696
16,38.8,7.686011,52,8.52,60,8.78,75,9.22,90,9.5,110,10.28,120,10.34,135,10.16,148.4,9.263532,150,9.12
20,38.7,7.89308,52,8.64,60,8.88,75,9.43,90,10.11,110,10.99,120,11.61,135,11.98,143.9,11.064495,150,10.32

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.66	6.1	6.75	7.02	6.8	6.43	5.64	4.75
8	6.9	7.34	7.99	8.25	8.12	7.82	7.15	6.04
10	7.84	8.13	8.44	8.76	8.75	8.63	8.26	7.25
12	8.28	8.51	8.72	9.04	9.26	9.2	8.86	8.2
14	8.43	8.69	9.01	9.27	9.81	9.82	9.45	8.71
16	8.52	8.78	9.22	9.5	10.28	10.34	10.16	9.12
20	8.64	8.88	9.43	10.11	10.99	11.61	11.98	10.32

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	3.64	143°	4.11
8	42.9°	4.53	145.1°	5.23
10	41.8°	5.25	146°	6.28
12	40.3°	5.7	150.5°	7.1
14	39.3°	5.89	150.9°	7.55
16	38.8°	5.99	148.4°	7.89
20	38.7°	6.16	143.9°	8.94

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