MAVERTA: ORC Rating

GPH

598.9

OSN

583.6

LOA

12.195 m

Displacement

7138 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7642

Medium

1.0242

High

1.1738

Triple Offshore

Low

0.9888

Medium

1.2714

High

1.4122

Boat Specifications

Dimensions

Length overall: 12.195 m
Beam: 3.51 m
Draft: 2.29 m
Displacement: 7138 kg
Crew weight: 160 kg
Wetted surface: 32.27 m²

Sails

Mainsail: 51.11 m²
Genoa: 36.54 m²
Spinnaker: 101.54 m²
Asymmetric spinnaker: 82.15 m²

Design

Type: RODMAN 42 MOD.
Builder: RODMAN
Designer: VROLIJK
Year built: 2002

Performance data

Polar CSV

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

6,42.4,4.929208,52,5.53,60,5.83,75,6.07,90,6.01,110,5.92,120,5.73,135,5.15,141.5,4.778892,150,4.32
8,41.2,5.847837,52,6.58,60,6.9,75,7.12,90,7.15,110,7.17,120,7,135,6.37,148.1,5.559667,150,5.45
10,40.3,6.398587,52,7.19,60,7.45,75,7.65,90,7.7,110,7.82,120,7.73,135,7.32,150,6.47,150.4,6.440521
12,39.8,6.599126,52,7.4,60,7.65,75,7.91,90,8,110,8.21,120,8.17,135,7.86,150,7.32,155.1,7.044862
14,39.7,6.706528,52,7.49,60,7.74,75,8.06,90,8.26,110,8.49,120,8.59,135,8.28,150,7.83,168.7,7.179171
16,39.5,6.803827,52,7.55,60,7.79,75,8.14,90,8.48,110,8.71,120,8.98,135,8.74,150,8.23,180,7.63
20,39.8,6.924527,52,7.68,60,7.92,75,8.22,90,8.73,110,9.05,120,9.49,135,9.81,150,9.13,180,8.42

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.53	5.83	6.07	6.01	5.92	5.73	5.15	4.32
8	6.58	6.9	7.12	7.15	7.17	7	6.37	5.45
10	7.19	7.45	7.65	7.7	7.82	7.73	7.32	6.47
12	7.4	7.65	7.91	8	8.21	8.17	7.86	7.32
14	7.49	7.74	8.06	8.26	8.49	8.59	8.28	7.83
16	7.55	7.79	8.14	8.48	8.71	8.98	8.74	8.23
20	7.68	7.92	8.22	8.73	9.05	9.49	9.81	9.13

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.64	141.5°	3.74
8	41.2°	4.4	148.1°	4.72
10	40.3°	4.88	150.4°	5.6
12	39.8°	5.07	155.1°	6.39
14	39.7°	5.16	168.7°	7.04
16	39.5°	5.25	180°	7.63
20	39.8°	5.32	180°	8.42

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°	5.53	6.58	7.19	7.40	7.49	7.55	7.68
60°	5.83	6.90	7.45	7.65	7.74	7.79	7.92
75°	6.07	7.12	7.65	7.91	8.06	8.14	8.22
90°	6.01	7.15	7.70	8.00	8.26	8.48	8.73
110°	5.92	7.17	7.82	8.21	8.49	8.71	9.05
120°	5.73	7.00	7.73	8.17	8.59	8.98	9.49
135°	5.15	6.37	7.32	7.86	8.28	8.74	9.81
150°	4.32	5.45	6.47	7.32	7.83	8.23	9.13