BATAAF — ORC Rating | RegattaPages

GPH

635.7

OSN

618

LOA

11.915 m

Displacement

7870 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6477

Medium

0.8684

High

0.9941

Triple Offshore

Low

0.8301

Medium

1.0632

High

1.1777

Boat Specifications

Dimensions

Length overall: 11.915 m
Beam: 3.85 m
Draft: 2.1 m
Displacement: 7870 kg
Crew weight: 560 kg
Wetted surface: 29.74 m²

Sails

Mainsail: 32.58 m²
Genoa: 64.41 m²
Spinnaker: 122.55 m²
Asymmetric spinnaker: 0 m²

Design

Type: Baltic 39 SD
Builder: Baltic Yachts
Designer: C & C
Year built: 1977
Stability index: 123.9

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.

6,42.6,4.714052,52,5.24,60,5.51,75,5.73,90,5.67,110,5.44,120,5.32,135,4.86,146,4.354447,150,4.17
8,41.8,5.52667,52,6.18,60,6.46,75,6.64,90,6.62,110,6.59,120,6.47,135,5.96,150,5.21,150.7,5.183074
10,41.7,6.187736,52,6.77,60,6.94,75,7.07,90,7.09,110,7.19,120,7.13,135,6.84,150,6.15,150.2,6.142213
12,40.2,6.402233,52,7.01,60,7.17,75,7.31,90,7.36,110,7.53,120,7.5,135,7.29,150,6.9,156.8,6.604033
14,39.6,6.528116,52,7.12,60,7.29,75,7.5,90,7.59,110,7.83,120,7.85,135,7.64,150,7.3,168.2,6.793566
16,39,6.562474,52,7.18,60,7.36,75,7.64,90,7.8,110,8.03,120,8.19,135,8.01,150,7.62,177.2,7.118499
20,39,6.575341,52,7.22,60,7.42,75,7.8,90,8.14,110,8.33,120,8.63,135,8.71,150,8.31,179,7.741179

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.24	5.51	5.73	5.67	5.44	5.32	4.86	4.17
8	6.18	6.46	6.64	6.62	6.59	6.47	5.96	5.21
10	6.77	6.94	7.07	7.09	7.19	7.13	6.84	6.15
12	7.01	7.17	7.31	7.36	7.53	7.5	7.29	6.9
14	7.12	7.29	7.5	7.59	7.83	7.85	7.64	7.3
16	7.18	7.36	7.64	7.8	8.03	8.19	8.01	7.62
20	7.22	7.42	7.8	8.14	8.33	8.63	8.71	8.31

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.47	146°	3.61
8	41.8°	4.12	150.7°	4.52
10	41.7°	4.62	150.2°	5.33
12	40.2°	4.89	156.8°	6.07
14	39.6°	5.03	168.2°	6.65
16	39°	5.1	177.2°	7.11
20	39°	5.11	179°	7.74

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