KRONOS — ORC Rating | RegattaPages

GPH

729.8

OSN

709.5

LOA

9.2 m

Displacement

4517 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5528

Medium

0.7457

High

0.8737

Triple Offshore

Low

0.7128

Medium

0.9293

High

1.0484

Boat Specifications

Dimensions

Length overall: 9.2 m
Beam: 3.17 m
Draft: 1.76 m
Displacement: 4517 kg
Crew weight: 400 kg
Wetted surface: 22.42 m²

Sails

Mainsail: 19.66 m²
Genoa: 31.93 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 54.21 m²

Design

Type: ATTALIA 32
Builder: JEANNEAU
Designer: JOUBERT & NIVELT
Year built: 1982

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.

6,42.8,3.993295,52,4.49,60,4.75,75,4.93,90,4.88,110,4.79,120,4.63,135,4.19,146,3.739276,150,3.58
8,41.2,4.651689,52,5.27,60,5.54,75,5.77,90,5.75,110,5.78,120,5.6,135,5.13,146.8,4.64886,150,4.49
10,41.2,5.236473,52,5.88,60,6.11,75,6.28,90,6.35,110,6.4,120,6.31,135,5.95,146,5.452105,150,5.22
12,40.9,5.702163,52,6.24,60,6.4,75,6.54,90,6.68,110,6.73,120,6.66,135,6.45,147,6.021435,150,5.83
14,39.8,5.883245,52,6.43,60,6.58,75,6.73,90,6.9,110,7.01,120,6.95,135,6.75,150,6.24,170,5.635618
16,39,5.919094,52,6.51,60,6.68,75,6.89,90,7.01,110,7.31,120,7.25,135,7.02,150,6.53,172.5,6.122378
20,39,5.919094,52,6.54,60,6.74,75,7.08,90,7.33,110,7.79,120,7.86,135,7.61,150,6.98,176,6.666239

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.49	4.75	4.93	4.88	4.79	4.63	4.19	3.58
8	5.27	5.54	5.77	5.75	5.78	5.6	5.13	4.49
10	5.88	6.11	6.28	6.35	6.4	6.31	5.95	5.22
12	6.24	6.4	6.54	6.68	6.73	6.66	6.45	5.83
14	6.43	6.58	6.73	6.9	7.01	6.95	6.75	6.24
16	6.51	6.68	6.89	7.01	7.31	7.25	7.02	6.53
20	6.54	6.74	7.08	7.33	7.79	7.86	7.61	6.98

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	2.93	146°	3.1
8	41.2°	3.5	146.8°	3.89
10	41.2°	3.94	146°	4.52
12	40.9°	4.31	147°	5.05
14	39.8°	4.52	170°	5.55
16	39°	4.6	172.5°	6.07
20	39°	4.6	176°	6.65

Loading polar chart…