ATALANTA — ORC Rating

GPH

612.3

OSN

594.9

LOA

10.34 m

Displacement

3898 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.657

Medium

0.893

High

1.0199

Triple Offshore

Low

0.8553

Medium

1.1066

High

1.2425

Boat Specifications

Dimensions

Length overall: 10.34 m
Beam: 3.23 m
Draft: 1.99 m
Displacement: 3898 kg
Crew weight: 400 kg
Wetted surface: 24.23 m²

Sails

Mainsail: 32.54 m²
Genoa: 26.82 m²
Spinnaker: 88.85 m²
Asymmetric spinnaker: 93.32 m²

Design

Type: JPK 1030
Builder: JPK
Designer: JACQUES VALER
Year built: 2019
Stability index: 117.4

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.

6,43.2,4.650406,52,5.23,60,5.66,75,6.05,90,6.14,110,5.83,120,5.68,135,5.1,141,4.786746,150,4.3
8,41.2,5.555445,52,6.24,60,6.61,75,6.96,90,7.07,110,6.97,120,6.85,135,6.34,146.6,5.653725,150,5.45
10,39.4,6.108185,52,6.83,60,7.03,75,7.42,90,7.59,110,7.59,120,7.53,135,7.19,149.6,6.469463,150,6.44
12,38.7,6.381094,52,7.15,60,7.35,75,7.65,90,7.99,110,8.07,120,8.08,135,7.76,150,7.19,156.3,6.880264
14,38.2,6.477006,52,7.28,60,7.52,75,7.82,90,8.27,110,8.44,120,8.61,135,8.32,150,7.7,166.4,7.088762
16,39,6.613944,52,7.35,60,7.61,75,8.02,90,8.46,110,8.91,120,9.12,135,8.92,150,8.21,175.4,7.433946
20,39.6,6.670878,52,7.39,60,7.68,75,8.21,90,8.76,110,9.74,120,9.9,135,10.47,150,9.38,174.8,8.384507

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.23	5.66	6.05	6.14	5.83	5.68	5.1	4.3
8	6.24	6.61	6.96	7.07	6.97	6.85	6.34	5.45
10	6.83	7.03	7.42	7.59	7.59	7.53	7.19	6.44
12	7.15	7.35	7.65	7.99	8.07	8.08	7.76	7.19
14	7.28	7.52	7.82	8.27	8.44	8.61	8.32	7.7
16	7.35	7.61	8.02	8.46	8.91	9.12	8.92	8.21
20	7.39	7.68	8.21	8.76	9.74	9.9	10.47	9.38

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.39	141°	3.72
8	41.2°	4.18	146.6°	4.72
10	39.4°	4.72	149.6°	5.58
12	38.7°	4.98	156.3°	6.3
14	38.2°	5.09	166.4°	6.89
16	39°	5.14	175.4°	7.41
20	39.6°	5.14	174.8°	8.35

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