Julia: ORC Rating

GPH

623.3

OSN

607.1

LOA

11.65 m

Displacement

6417 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7322

Medium

0.9913

High

1.1294

Triple Offshore

Low

0.9487

Medium

1.2221

High

1.3562

Boat Specifications

Dimensions

Length overall: 11.65 m
Beam: 3.46 m
Draft: 1.93 m
Displacement: 6417 kg
Crew weight: 687 kg
Wetted surface: 29.88 m²

Sails

Mainsail: 41.73 m²
Genoa: 46.02 m²
Spinnaker: 101.31 m²
Asymmetric spinnaker: 0 m²

Design

Type: COMFORTINA 38 CR
Builder: Comfortbåtar Marin
Designer: Thomas Bern
Year built: 1987

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,43.9,4.871271,52,5.36,60,5.65,75,5.88,90,5.82,110,5.63,120,5.48,135,4.97,145.3,4.342305,150,4.12
8,42.1,5.660562,52,6.35,60,6.65,75,6.84,90,6.81,110,6.82,120,6.66,135,6.09,150,5.207699
10,42,6.351386,52,6.94,60,7.14,75,7.29,90,7.3,110,7.41,120,7.32,135,7,148.9,6.283086,150,6.21
12,40.8,6.552222,52,7.17,60,7.36,75,7.54,90,7.59,110,7.79,120,7.73,135,7.46,150,7.02,156.6,6.72293
14,40.1,6.615059,52,7.26,60,7.46,75,7.74,90,7.85,110,8.15,120,8.14,135,7.84,150,7.45,174,6.827401
16,40,6.657577,52,7.3,60,7.52,75,7.86,90,8.1,110,8.43,120,8.57,135,8.27,150,7.81,180,7.29
20,40.5,6.65434,52,7.3,60,7.54,75,7.96,90,8.46,110,8.82,120,9.23,135,9.22,150,8.62,180,7.99

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.36	5.65	5.88	5.82	5.63	5.48	4.97	4.12
8	6.35	6.65	6.84	6.81	6.82	6.66	6.09	5.22
10	6.94	7.14	7.29	7.3	7.41	7.32	7	6.21
12	7.17	7.36	7.54	7.59	7.79	7.73	7.46	7.02
14	7.26	7.46	7.74	7.85	8.15	8.14	7.84	7.45
16	7.3	7.52	7.86	8.1	8.43	8.57	8.27	7.81
20	7.3	7.54	7.96	8.46	8.82	9.23	9.22	8.62

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.51	145.3°	3.57
8	42.1°	4.2	150°	4.51
10	42°	4.72	148.9°	5.38
12	40.8°	4.96	156.6°	6.17
14	40.1°	5.06	174°	6.79
16	40°	5.1	180°	7.29
20	40.5°	5.06	180°	7.99

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.36	6.35	6.94	7.17	7.26	7.30	7.30
60°	5.65	6.65	7.14	7.36	7.46	7.52	7.54
75°	5.88	6.84	7.29	7.54	7.74	7.86	7.96
90°	5.82	6.81	7.30	7.59	7.85	8.10	8.46
110°	5.63	6.82	7.41	7.79	8.15	8.43	8.82
120°	5.48	6.66	7.32	7.73	8.14	8.57	9.23
135°	4.97	6.09	7.00	7.46	7.84	8.27	9.22
150°	4.12	5.22	6.21	7.02	7.45	7.81	8.62