SILVA — ORC Rating | RegattaPages

GPH

643.9

OSN

624.3

LOA

11.95 m

Displacement

8118 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.615

Medium

0.8453

High

0.9989

Triple Offshore

Low

0.7975

Medium

1.0582

High

1.2067

Boat Specifications

Dimensions

Length overall: 11.95 m
Beam: 3.94 m
Draft: 2.18 m
Displacement: 8118 kg
Crew weight: 500 kg
Wetted surface: 32.04 m²

Sails

Mainsail: 34.66 m²
Genoa: 45.43 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 93.69 m²

Design

Type: DELPHIA 40 LK
Builder: DELPHIA YACHTS
Designer: SKRZAT ANDREJ
Year built: 2006

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.

6,43.5,4.452873,52,4.99,60,5.3,75,5.56,90,5.49,110,5.41,120,5.24,135,4.7,145,4.211672,150,3.98
8,42,5.27488,52,5.92,60,6.25,75,6.52,90,6.47,110,6.57,120,6.37,135,5.8,147.5,5.169604,150,5.04
10,41.2,5.927581,52,6.68,60,6.96,75,7.16,90,7.25,110,7.33,120,7.2,135,6.75,147,6.1049,150,5.91
12,40.9,6.495968,52,7.15,60,7.35,75,7.5,90,7.65,110,7.73,120,7.64,135,7.36,147.5,6.841426,150,6.66
14,39.6,6.761727,52,7.4,60,7.57,75,7.74,90,7.91,110,8.06,120,7.98,135,7.73,149.5,7.184065,150,7.15
16,39,6.871296,52,7.53,60,7.72,75,7.93,90,8.04,110,8.41,120,8.34,135,8.06,150,7.49,171.5,6.7643
20,38.6,6.935199,52,7.62,60,7.84,75,8.22,90,8.43,110,8.96,120,9.1,135,8.78,150,7.99,178,7.524584

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.99	5.3	5.56	5.49	5.41	5.24	4.7	3.98
8	5.92	6.25	6.52	6.47	6.57	6.37	5.8	5.04
10	6.68	6.96	7.16	7.25	7.33	7.2	6.75	5.91
12	7.15	7.35	7.5	7.65	7.73	7.64	7.36	6.66
14	7.4	7.57	7.74	7.91	8.06	7.98	7.73	7.15
16	7.53	7.72	7.93	8.04	8.41	8.34	8.06	7.49
20	7.62	7.84	8.22	8.43	8.96	9.1	8.78	7.99

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.23	145°	3.45
8	42°	3.92	147.5°	4.36
10	41.2°	4.46	147°	5.12
12	40.9°	4.91	147.5°	5.77
14	39.6°	5.21	149.5°	6.19
16	39°	5.34	171.5°	6.69
20	38.6°	5.42	178°	7.52

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