GREGOS — ORC Rating | RegattaPages

GPH

818.1

OSN

788.2

LOA

7.89 m

Displacement

3660 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.4896

Medium

0.6768

High

0.7886

Triple Offshore

Low

0.6274

Medium

0.8352

High

0.9408

Boat Specifications

Dimensions

Length overall: 7.89 m
Beam: 2.98 m
Draft: 1.62 m
Displacement: 3660 kg
Crew weight: 300 kg
Wetted surface: 17.28 m²

Sails

Mainsail: 15.91 m²
Genoa: 22.05 m²
Spinnaker: 45.65 m²
Asymmetric spinnaker: 0 m²

Design

Type: DROMOR 26
Builder: DROMOR YACHTS
Designer: R. CARTER
Year built: 1980
Stability index: 112.3

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.

6,44.4,3.485088,52,3.83,60,4.04,75,4.16,90,4.18,110,4.27,120,4.14,135,3.75,148.4,3.299179,150,3.25
8,42.6,4.143475,52,4.58,60,4.79,75,4.95,90,5.08,110,5.2,120,5.07,135,4.68,150,4.17,152,4.099904
10,41.2,4.571946,52,5.11,60,5.32,75,5.5,90,5.68,110,5.8,120,5.73,135,5.43,150,4.94,155.9,4.710604
12,41.1,4.923275,52,5.46,60,5.65,75,5.82,90,5.99,110,6.13,120,6.1,135,5.91,150,5.55,162.2,5.167365
14,41.2,5.156729,52,5.67,60,5.84,75,6.02,90,6.14,110,6.37,120,6.36,135,6.21,150,5.95,174.8,5.482564
16,41.2,5.249763,52,5.77,60,5.96,75,6.16,90,6.24,110,6.56,120,6.59,135,6.48,150,6.23,178.1,5.863224
20,41.8,5.312042,52,5.82,60,6.03,75,6.32,90,6.5,110,6.83,120,7.01,135,6.97,150,6.71,179,6.380972

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.83	4.04	4.16	4.18	4.27	4.14	3.75	3.25
8	4.58	4.79	4.95	5.08	5.2	5.07	4.68	4.17
10	5.11	5.32	5.5	5.68	5.8	5.73	5.43	4.94
12	5.46	5.65	5.82	5.99	6.13	6.1	5.91	5.55
14	5.67	5.84	6.02	6.14	6.37	6.36	6.21	5.95
16	5.77	5.96	6.16	6.24	6.56	6.59	6.48	6.23
20	5.82	6.03	6.32	6.5	6.83	7.01	6.97	6.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	2.49	148.4°	2.81
8	42.6°	3.05	152°	3.62
10	41.2°	3.44	155.9°	4.3
12	41.1°	3.71	162.2°	4.92
14	41.2°	3.88	174.8°	5.46
16	41.2°	3.95	178.1°	5.86
20	41.8°	3.96	179°	6.38

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