BLU — ORC Rating | RegattaPages

GPH

651.7

OSN

632.8

LOA

8.7 m

Displacement

3100 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7049

Medium

0.9522

High

1.0866

Triple Offshore

Low

0.9084

Medium

1.1683

High

1.3037

Boat Specifications

Dimensions

Length overall: 8.7 m
Beam: 2.79 m
Draft: 2.24 m
Displacement: 3100 kg
Crew weight: 608 kg
Wetted surface: 19.76 m²

Sails

Mainsail: 27.26 m²
Genoa: 25.14 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 66.49 m²

Design

Type: LADD 27 MOD
Designer: ROB LADD
Year built: 1986

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.

6,41.8,4.466945,52,5.06,60,5.33,75,5.52,90,5.47,110,5.47,120,5.28,135,4.73,144.2,4.266002,150,3.99
8,40,5.2869,52,6.02,60,6.27,75,6.45,90,6.49,110,6.56,120,6.41,135,5.87,147.4,5.199107,150,5.06
10,39,5.931962,52,6.57,60,6.72,75,6.84,90,6.93,110,7.04,120,6.95,135,6.66,147.7,6.116448,150,5.97
12,37.2,6.151684,52,6.79,60,6.94,75,7.1,90,7.13,110,7.43,120,7.37,135,7.07,149.6,6.585403,150,6.56
14,36.3,6.228842,52,6.88,60,7.05,75,7.31,90,7.4,110,7.81,120,7.86,135,7.5,150,6.91,174.6,6.127193
16,35.9,6.271283,52,6.93,60,7.12,75,7.45,90,7.69,110,8.08,120,8.37,135,8.02,150,7.19,177.2,6.627913
20,35.4,6.3671,52,7.02,60,7.19,75,7.58,90,8.07,110,8.55,120,9.12,135,9.34,150,8.07,177.9,7.264879

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.06	5.33	5.52	5.47	5.47	5.28	4.73	3.99
8	6.02	6.27	6.45	6.49	6.56	6.41	5.87	5.06
10	6.57	6.72	6.84	6.93	7.04	6.95	6.66	5.97
12	6.79	6.94	7.1	7.13	7.43	7.37	7.07	6.56
14	6.88	7.05	7.31	7.4	7.81	7.86	7.5	6.91
16	6.93	7.12	7.45	7.69	8.08	8.37	8.02	7.19
20	7.02	7.19	7.58	8.07	8.55	9.12	9.34	8.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.33	144.2°	3.46
8	40°	4.05	147.4°	4.38
10	39°	4.61	147.7°	5.17
12	37.2°	4.9	149.6°	5.68
14	36.3°	5.02	174.6°	6.1
16	35.9°	5.08	177.2°	6.62
20	35.4°	5.19	177.9°	7.26

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