COSTA ESTE — ORC Rating

GPH

619.9

OSN

603.2

LOA

9.55 m

Displacement

2950 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.649

Medium

0.8847

High

1.0132

Triple Offshore

Low

0.8459

Medium

1.0913

High

1.235

Boat Specifications

Dimensions

Length overall: 9.55 m
Beam: 2.96 m
Draft: 2.09 m
Displacement: 2950 kg
Crew weight: 585 kg
Wetted surface: 20.75 m²

Sails

Mainsail: 33.18 m²
Genoa: 22.67 m²
Spinnaker: 70.99 m²
Asymmetric spinnaker: 59.48 m²

Design

Type: GRAND SURPRISE
Builder: ARCHAMBAULT
Designer: JOUBERT/NIVELT
Year built: 2000
Stability index: 102.7

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.

6,42.9,4.695971,52,5.25,60,5.55,75,5.93,90,6.15,110,5.88,120,5.53,135,4.97,140.3,4.678973,150,4.15
8,41.4,5.585839,52,6.26,60,6.53,75,6.84,90,7.02,110,6.9,120,6.74,135,6.19,147.5,5.406742,150,5.27
10,40,6.187631,52,6.82,60,6.99,75,7.2,90,7.46,110,7.4,120,7.32,135,6.98,150,6.29,150.2,6.280499
12,38.4,6.354525,52,7.03,60,7.22,75,7.45,90,7.85,110,7.96,120,7.91,135,7.48,150,7,157.4,6.694033
14,38.1,6.442717,52,7.11,60,7.34,75,7.74,90,8.11,110,8.57,120,8.55,135,8.08,150,7.47,170.9,6.856295
16,37.6,6.449661,52,7.16,60,7.41,75,7.91,90,8.35,110,9.13,120,9.17,135,8.8,150,8.02,177.2,7.238642
20,37.6,6.575878,52,7.3,60,7.56,75,8.08,90,8.84,110,9.94,120,10.45,135,10.55,150,9.41,171.8,8.304907

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.25	5.55	5.93	6.15	5.88	5.53	4.97	4.15
8	6.26	6.53	6.84	7.02	6.9	6.74	6.19	5.27
10	6.82	6.99	7.2	7.46	7.4	7.32	6.98	6.29
12	7.03	7.22	7.45	7.85	7.96	7.91	7.48	7
14	7.11	7.34	7.74	8.11	8.57	8.55	8.08	7.47
16	7.16	7.41	7.91	8.35	9.13	9.17	8.8	8.02
20	7.3	7.56	8.08	8.84	9.94	10.45	10.55	9.41

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.44	140.3°	3.6
8	41.4°	4.19	147.5°	4.56
10	40°	4.74	150.2°	5.45
12	38.4°	4.98	157.4°	6.18
14	38.1°	5.07	170.9°	6.77
16	37.6°	5.11	177.2°	7.23
20	37.6°	5.21	171.8°	8.22

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