Geusje — ORC Rating | RegattaPages

GPH

745.3

OSN

722.6

LOA

8.512 m

Displacement

3044 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6052

Medium

0.8292

High

0.9728

Triple Offshore

Low

0.781

Medium

1.0257

High

1.1645

Boat Specifications

Dimensions

Length overall: 8.512 m
Beam: 2.85 m
Draft: 1.39 m
Displacement: 3044 kg
Crew weight: 439 kg
Wetted surface: 17.42 m²

Sails

Mainsail: 21 m²
Genoa: 19.69 m²
Spinnaker: 44.04 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dehler 28
Builder: Dehler
Designer: v.d. Stadt
Year built: 1988

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.

6,44.3,3.842431,52,4.25,60,4.5,75,4.72,90,4.7,110,4.78,120,4.64,135,4.21,148.2,3.682818,150,3.61
8,42.8,4.497568,52,5.02,60,5.31,75,5.56,90,5.69,110,5.77,120,5.63,135,5.15,150,4.56,152.3,4.461293
10,43,5.072785,52,5.64,60,5.89,75,6.07,90,6.26,110,6.31,120,6.23,135,5.93,150,5.36,154.6,5.16973
12,42.5,5.520311,52,6.02,60,6.2,75,6.34,90,6.55,110,6.63,120,6.56,135,6.35,150,6.01,164.6,5.528499
14,41,5.710806,52,6.22,60,6.38,75,6.55,90,6.77,110,6.97,120,6.88,135,6.66,150,6.38,180,5.92
16,40.4,5.764648,52,6.31,60,6.5,75,6.73,90,6.88,110,7.29,120,7.23,135,6.98,150,6.66,180,6.31
20,41.7,5.852902,52,6.34,60,6.56,75,6.96,90,7.27,110,7.75,120,7.91,135,7.67,150,7.28,180,6.87

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.25	4.5	4.72	4.7	4.78	4.64	4.21	3.61
8	5.02	5.31	5.56	5.69	5.77	5.63	5.15	4.56
10	5.64	5.89	6.07	6.26	6.31	6.23	5.93	5.36
12	6.02	6.2	6.34	6.55	6.63	6.56	6.35	6.01
14	6.22	6.38	6.55	6.77	6.97	6.88	6.66	6.38
16	6.31	6.5	6.73	6.88	7.29	7.23	6.98	6.66
20	6.34	6.56	6.96	7.27	7.75	7.91	7.67	7.28

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.3°	2.75	148.2°	3.13
8	42.8°	3.3	152.3°	3.95
10	43°	3.71	154.6°	4.67
12	42.5°	4.07	164.6°	5.33
14	41°	4.31	180°	5.92
16	40.4°	4.39	180°	6.31
20	41.7°	4.37	180°	6.87

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