Geusje — ORC Rating | RegattaPages

GPH

750.6

OSN

727.1

LOA

8.512 m

Displacement

3044 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5319

Medium

0.7325

High

0.8455

Triple Offshore

Low

0.69

Medium

0.9069

High

1.0159

Boat Specifications

Dimensions

Length overall: 8.512 m
Beam: 2.85 m
Draft: 1.39 m
Displacement: 3044 kg
Crew weight: 240 kg
Wetted surface: 16.84 m²

Sails

Mainsail: 21 m²
Genoa: 17.79 m²
Spinnaker: 44.04 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dehler 28
Builder: Dehler
Designer: v.d. Stadt
Year built: 1988
Stability index: 111.2

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.

6,45,3.832519,52,4.22,60,4.51,75,4.73,90,4.74,110,4.8,120,4.65,135,4.19,147.8,3.651648,150,3.57
8,43.2,4.48579,52,5,60,5.3,75,5.55,90,5.7,110,5.78,120,5.65,135,5.14,150,4.53,152,4.451
10,43,5.045438,52,5.61,60,5.86,75,6.05,90,6.24,110,6.31,120,6.24,135,5.95,150,5.37,153.8,5.204744
12,42.4,5.470879,52,5.98,60,6.16,75,6.32,90,6.51,110,6.64,120,6.57,135,6.36,150,6.03,161,5.658271
14,41.7,5.611821,52,6.14,60,6.32,75,6.51,90,6.64,110,6.95,120,6.9,135,6.68,150,6.4,175.4,5.929098
16,41.2,5.635189,52,6.19,60,6.39,75,6.66,90,6.81,110,7.25,120,7.26,135,7.02,150,6.7,179,6.30096
20,42.3,5.637946,52,6.19,60,6.41,75,6.79,90,7.18,110,7.56,120,7.88,135,7.74,150,7.35,179,6.881048

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.22	4.51	4.73	4.74	4.8	4.65	4.19	3.57
8	5	5.3	5.55	5.7	5.78	5.65	5.14	4.53
10	5.61	5.86	6.05	6.24	6.31	6.24	5.95	5.37
12	5.98	6.16	6.32	6.51	6.64	6.57	6.36	6.03
14	6.14	6.32	6.51	6.64	6.95	6.9	6.68	6.4
16	6.19	6.39	6.66	6.81	7.25	7.26	7.02	6.7
20	6.19	6.41	6.79	7.18	7.56	7.88	7.74	7.35

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.71	147.8°	3.09
8	43.2°	3.27	152°	3.93
10	43°	3.69	153.8°	4.67
12	42.4°	4.04	161°	5.35
14	41.7°	4.19	175.4°	5.91
16	41.2°	4.24	179°	6.3
20	42.3°	4.17	179°	6.88

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