JULIA — ORC Rating | RegattaPages

GPH

609.5

OSN

598.1

LOA

7.99 m

Displacement

1619 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6932

Medium

0.8772

High

1.0017

Triple Offshore

Low

0.8875

Medium

1.0926

High

1.2364

Boat Specifications

Dimensions

Length overall: 7.99 m
Beam: 2.53 m
Draft: 1.98 m
Displacement: 1619 kg
Crew weight: 320 kg
Wetted surface: 15.42 m²

Sails

Mainsail: 27.76 m²
Genoa: 19.38 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 78.5 m²

Design

Type: SEASCAPE 27
Builder: ISSA
Designer: SAM MANUARD
Year built: 2012
Stability index: 116.5

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.

6,42.6,5.189533,52,5.77,60,6.05,75,6.24,90,6.24,110,5.9,120,5.72,135,5.14,144.2,4.660546,150,4.37
8,39.9,5.774506,52,6.45,60,6.68,75,6.88,90,6.94,110,6.78,120,6.74,135,6.34,147.9,5.630831,150,5.5
10,38.4,5.971723,52,6.68,60,6.93,75,7.32,90,7.52,110,7.41,120,7.49,135,7.15,149.3,6.454597,150,6.4
12,38.8,6.133411,52,6.79,60,7.08,75,7.58,90,7.96,110,8.04,120,8.18,135,7.94,148.9,7.205696,150,7.13
14,38.5,6.184449,52,6.88,60,7.2,75,7.74,90,8.27,110,8.7,120,8.66,135,8.83,146.8,8.078738,150,7.8
16,38.8,6.236062,52,6.94,60,7.3,75,7.89,90,8.5,110,9.3,120,9.14,135,9.83,145.5,9.052012,150,8.61
20,39.6,6.229614,52,6.99,60,7.4,75,8.1,90,8.87,110,10.16,120,10.71,135,11.7,143.3,12.098147,150,11.2

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.77	6.05	6.24	6.24	5.9	5.72	5.14	4.37
8	6.45	6.68	6.88	6.94	6.78	6.74	6.34	5.5
10	6.68	6.93	7.32	7.52	7.41	7.49	7.15	6.4
12	6.79	7.08	7.58	7.96	8.04	8.18	7.94	7.13
14	6.88	7.2	7.74	8.27	8.7	8.66	8.83	7.8
16	6.94	7.3	7.89	8.5	9.3	9.14	9.83	8.61
20	6.99	7.4	8.1	8.87	10.16	10.71	11.7	11.2

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.82	144.2°	3.78
8	39.9°	4.43	147.9°	4.77
10	38.4°	4.68	149.3°	5.55
12	38.8°	4.78	148.9°	6.17
14	38.5°	4.84	146.8°	6.76
16	38.8°	4.86	145.5°	7.46
20	39.6°	4.8	143.3°	9.7

Loading polar chart…