Sieraad — ORC Rating | RegattaPages

GPH

746.9

OSN

720.2

LOA

9.33 m

Displacement

4700 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5353

Medium

0.7415

High

0.8793

Triple Offshore

Low

0.6864

Medium

0.9132

High

1.0411

Boat Specifications

Dimensions

Length overall: 9.33 m
Beam: 3.15 m
Draft: 1.77 m
Displacement: 4700 kg
Crew weight: 486 kg
Wetted surface: 22.44 m²

Sails

Mainsail: 18.04 m²
Genoa: 30.51 m²
Spinnaker: 65.91 m²
Asymmetric spinnaker: 0 m²

Design

Type: Miura
Builder: Nebe
Designer: Berkermeyer
Year built: 0
Stability index: 107.7

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.

6,43.6,3.838868,52,4.26,60,4.49,75,4.61,90,4.53,110,4.66,120,4.52,135,4.05,147.5,3.580781,150,3.49
8,41.7,4.526958,52,5.06,60,5.29,75,5.42,90,5.49,110,5.64,120,5.51,135,5.06,150,4.46,151.4,4.396441
10,41.1,5.055978,52,5.63,60,5.83,75,5.99,90,6.14,110,6.28,120,6.2,135,5.88,150,5.3,153.2,5.153566
12,40,5.41744,52,6.01,60,6.18,75,6.33,90,6.5,110,6.66,120,6.61,135,6.39,150,5.98,159.2,5.626718
14,39.3,5.685928,52,6.25,60,6.4,75,6.56,90,6.68,110,6.93,120,6.92,135,6.73,150,6.42,171.2,5.879208
16,39,5.816153,52,6.39,60,6.55,75,6.73,90,6.79,110,7.15,120,7.19,135,7.03,150,6.73,177.2,6.267483
20,38.4,5.856882,52,6.49,60,6.67,75,6.95,90,7.1,110,7.47,120,7.66,135,7.61,150,7.28,179,6.861045

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.26	4.49	4.61	4.53	4.66	4.52	4.05	3.49
8	5.06	5.29	5.42	5.49	5.64	5.51	5.06	4.46
10	5.63	5.83	5.99	6.14	6.28	6.2	5.88	5.3
12	6.01	6.18	6.33	6.5	6.66	6.61	6.39	5.98
14	6.25	6.4	6.56	6.68	6.93	6.92	6.73	6.42
16	6.39	6.55	6.73	6.79	7.15	7.19	7.03	6.73
20	6.49	6.67	6.95	7.1	7.47	7.66	7.61	7.28

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	2.78	147.5°	3.02
8	41.7°	3.38	151.4°	3.86
10	41.1°	3.81	153.2°	4.6
12	40°	4.15	159.2°	5.26
14	39.3°	4.4	171.2°	5.81
16	39°	4.52	177.2°	6.26
20	38.4°	4.59	179°	6.86

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