COSTA ESTE — ORC Rating

GPH

628.8

OSN

609.4

LOA

9.55 m

Displacement

2950 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6476

Medium

0.8741

High

1.0029

Triple Offshore

Low

0.8331

Medium

1.0767

High

1.2146

Boat Specifications

Dimensions

Length overall: 9.55 m
Beam: 2.96 m
Draft: 2.09 m
Displacement: 2950 kg
Crew weight: 510 kg
Wetted surface: 20.75 m²

Sails

Mainsail: 32.61 m²
Genoa: 22.67 m²
Spinnaker: 72.38 m²
Asymmetric spinnaker: 0 m²

Design

Type: GRAND SURPRISE
Builder: ARCHAMBAULT
Designer: JOUBERT/NIVELT
Year built: 2000

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.

6,42.9,4.764226,52,5.27,60,5.54,75,5.7,90,5.56,110,5.62,120,5.45,135,4.89,139.2,4.649964,150,4.07
8,40.5,5.562818,52,6.21,60,6.43,75,6.6,90,6.58,110,6.74,120,6.62,135,6.08,147.6,5.329683,150,5.19
10,39.1,6.056339,52,6.74,60,6.94,75,7.09,90,7.1,110,7.36,120,7.3,135,6.93,150,6.19,150.5,6.158402
12,38.4,6.252445,52,6.97,60,7.18,75,7.43,90,7.5,110,7.85,120,7.88,135,7.49,150,6.95,156.6,6.646657
14,38,6.345091,52,7.08,60,7.31,75,7.68,90,7.89,110,8.19,120,8.43,135,8.09,150,7.48,166.8,6.871554
16,37.9,6.412498,52,7.16,60,7.41,75,7.84,90,8.21,110,8.48,120,8.89,135,8.73,150,8.02,175.9,7.228499
20,38.2,6.502456,52,7.24,60,7.53,75,8.08,90,8.64,110,9,120,9.57,135,10.21,150,9.28,174.3,8.260845
24,40.5,6.575435,52,7.25,60,7.57,75,8.18,90,8.9,110,9.59,120,10.21,135,11.84,147.1,11.386105,150,11.04

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.27	5.54	5.7	5.56	5.62	5.45	4.89	4.07
8	6.21	6.43	6.6	6.58	6.74	6.62	6.08	5.19
10	6.74	6.94	7.09	7.1	7.36	7.3	6.93	6.19
12	6.97	7.18	7.43	7.5	7.85	7.88	7.49	6.95
14	7.08	7.31	7.68	7.89	8.19	8.43	8.09	7.48
16	7.16	7.41	7.84	8.21	8.48	8.89	8.73	8.02
20	7.24	7.53	8.08	8.64	9	9.57	10.21	9.28
24	7.25	7.57	8.18	8.9	9.59	10.21	11.84	11.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.49	139.2°	3.52
8	40.5°	4.23	147.6°	4.5
10	39.1°	4.7	150.5°	5.36
12	38.4°	4.9	156.6°	6.1
14	38°	5	166.8°	6.69
16	37.9°	5.06	175.9°	7.21
20	38.2°	5.11	174.3°	8.22
24	40.5°	5	147.1°	9.56

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