ORLANDO — ORC Rating | RegattaPages

GPH

721.8

OSN

698.7

LOA

9.43 m

Displacement

4108 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5528

Medium

0.7628

High

0.8881

Triple Offshore

Low

0.7158

Medium

0.9436

High

1.0614

Boat Specifications

Dimensions

Length overall: 9.43 m
Beam: 3.1 m
Draft: 1.53 m
Displacement: 4108 kg
Crew weight: 450 kg
Wetted surface: 20.69 m²

Sails

Mainsail: 26.39 m²
Genoa: 24.3 m²
Spinnaker: 53.53 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dehler 31
Builder: Dehler
Designer: Van de Stadt
Year built: 1990
Stability index: 110.6

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.

6,44.2,3.975391,52,4.42,60,4.71,75,4.91,90,4.89,110,4.92,120,4.76,135,4.29,147.5,3.746777,150,3.65
8,42.4,4.658372,52,5.24,60,5.55,75,5.8,90,5.89,110,5.96,120,5.79,135,5.26,150,4.64,152,4.564257
10,42.4,5.267753,52,5.88,60,6.13,75,6.31,90,6.47,110,6.53,120,6.44,135,6.1,150,5.48,154.1,5.302605
12,41.8,5.727884,52,6.25,60,6.43,75,6.58,90,6.77,110,6.86,120,6.79,135,6.56,150,6.19,159.2,5.851358
14,40.8,5.865296,52,6.43,60,6.6,75,6.78,90,6.94,110,7.18,120,7.1,135,6.88,150,6.59,173.6,6.108066
16,40.2,5.904718,52,6.49,60,6.68,75,6.94,90,7.09,110,7.49,120,7.45,135,7.2,150,6.89,179,6.490989
20,41.1,5.931817,52,6.51,60,6.72,75,7.09,90,7.44,110,7.86,120,8.08,135,7.9,150,7.53,179,7.071077

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.42	4.71	4.91	4.89	4.92	4.76	4.29	3.65
8	5.24	5.55	5.8	5.89	5.96	5.79	5.26	4.64
10	5.88	6.13	6.31	6.47	6.53	6.44	6.1	5.48
12	6.25	6.43	6.58	6.77	6.86	6.79	6.56	6.19
14	6.43	6.6	6.78	6.94	7.18	7.1	6.88	6.59
16	6.49	6.68	6.94	7.09	7.49	7.45	7.2	6.89
20	6.51	6.72	7.09	7.44	7.86	8.08	7.9	7.53

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	2.85	147.5°	3.16
8	42.4°	3.44	152°	4.03
10	42.4°	3.89	154.1°	4.77
12	41.8°	4.27	159.2°	5.47
14	40.8°	4.44	173.6°	6.07
16	40.2°	4.51	179°	6.49
20	41.1°	4.47	179°	7.07

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