Didi — ORC Rating | RegattaPages

GPH

819.4

OSN

791.6

LOA

5.51 m

Displacement

469 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5399

Medium

0.7507

High

0.8941

Triple Offshore

Low

0.6998

Medium

0.9329

High

1.1133

Boat Specifications

Dimensions

Length overall: 5.51 m
Beam: 2.05 m
Draft: 1.11 m
Displacement: 469 kg
Crew weight: 271 kg
Wetted surface: 8.02 m²

Sails

Mainsail: 10.22 m²
Genoa: 5.88 m²
Spinnaker: 19.85 m²
Asymmetric spinnaker: 0 m²

Design

Type: C-55
Builder: Cremo
Designer: Pelle Pettersson
Year built: 2008

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.

6,43.9,3.35854,52,3.72,60,3.94,75,4.13,90,4.37,110,4.41,120,4.25,135,3.74,148.5,3.272189,150,3.22
8,42.3,4.001995,52,4.48,60,4.72,75,4.93,90,5.21,110,5.24,120,5.14,135,4.67,150,4.11,152.2,4.035809
10,42,4.50787,52,5,60,5.18,75,5.39,90,5.68,110,5.72,120,5.62,135,5.37,150,4.88,154.1,4.73566
12,41,4.823047,52,5.3,60,5.46,75,5.71,90,6.18,110,6.27,120,6.13,135,5.8,150,5.44,180,4.92
14,40.1,5.04627,52,5.53,60,5.74,75,6,90,6.56,110,6.94,120,6.74,135,6.3,150,5.84,180,5.39
16,39.3,5.143181,52,5.73,60,6.03,75,6.37,90,6.78,110,7.64,120,7.48,135,6.92,150,6.3,180,5.77
20,39.2,5.213277,52,5.89,60,6.27,75,7.01,90,7.5,110,8.95,120,10.1,135,8.59,150,7.47,180,6.66

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.72	3.94	4.13	4.37	4.41	4.25	3.74	3.22
8	4.48	4.72	4.93	5.21	5.24	5.14	4.67	4.11
10	5	5.18	5.39	5.68	5.72	5.62	5.37	4.88
12	5.3	5.46	5.71	6.18	6.27	6.13	5.8	5.44
14	5.53	5.74	6	6.56	6.94	6.74	6.3	5.84
16	5.73	6.03	6.37	6.78	7.64	7.48	6.92	6.3
20	5.89	6.27	7.01	7.5	8.95	10.1	8.59	7.47

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	2.42	148.5°	2.79
8	42.3°	2.96	152.2°	3.57
10	42°	3.35	154.1°	4.26
12	41°	3.64	180°	4.92
14	40.1°	3.86	180°	5.39
16	39.3°	3.98	180°	5.77
20	39.2°	4.04	180°	6.66

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