May-Lady — ORC Rating

GPH

742.3

OSN

721

LOA

8.28 m

Displacement

2555 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6324

Medium

0.8452

High

0.9522

Triple Offshore

Low

0.8041

Medium

1.0227

High

1.1267

Boat Specifications

Dimensions

Length overall: 8.28 m
Beam: 2.76 m
Draft: 1.55 m
Displacement: 2555 kg
Crew weight: 403 kg
Wetted surface: 15.13 m²

Sails

Mainsail: 14.98 m²
Genoa: 23.97 m²
Spinnaker: 46.9 m²
Asymmetric spinnaker: 44.36 m²

Design

Type: GRANADA 27
Builder: Gesten Glasfiber B
Designer: Elvström/Kjärulff
Year built: 1977

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.

6,41.1,3.954545,52,4.44,60,4.64,75,4.79,90,4.73,110,4.78,120,4.62,135,4.24,148.3,3.73761,150,3.67
8,40.3,4.628486,52,5.23,60,5.44,75,5.57,90,5.64,110,5.68,120,5.57,135,5.16,150,4.57,152.1,4.480826
10,40.3,5.205408,52,5.69,60,5.82,75,5.92,90,6.06,110,6.09,120,6.03,135,5.81,150,5.34,153.2,5.220787
12,38.7,5.394459,52,5.9,60,6.02,75,6.15,90,6.3,110,6.41,120,6.35,135,6.15,150,5.87,170,5.361453
14,38.2,5.459009,52,5.99,60,6.14,75,6.32,90,6.43,110,6.71,120,6.67,135,6.45,150,6.17,180,5.79
16,38.3,5.504753,52,6.03,60,6.2,75,6.46,90,6.58,110,6.98,120,6.99,135,6.78,150,6.45,180,6.1
20,39.5,5.533779,52,6.04,60,6.23,75,6.6,90,6.9,110,7.23,120,7.47,135,7.41,150,7.06,180,6.65

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.44	4.64	4.79	4.73	4.78	4.62	4.24	3.67
8	5.23	5.44	5.57	5.64	5.68	5.57	5.16	4.57
10	5.69	5.82	5.92	6.06	6.09	6.03	5.81	5.34
12	5.9	6.02	6.15	6.3	6.41	6.35	6.15	5.87
14	5.99	6.14	6.32	6.43	6.71	6.67	6.45	6.17
16	6.03	6.2	6.46	6.58	6.98	6.99	6.78	6.45
20	6.04	6.23	6.6	6.9	7.23	7.47	7.41	7.06

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.1°	2.98	148.3°	3.18
8	40.3°	3.53	152.1°	3.96
10	40.3°	3.97	153.2°	4.66
12	38.7°	4.21	170°	5.28
14	38.2°	4.29	180°	5.79
16	38.3°	4.32	180°	6.1
20	39.5°	4.27	180°	6.65

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