GUDUNGEN II: ORC Rating

GPH

760.5

OSN

735.1

LOA

9.7 m

Displacement

4049 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5951

Medium

0.8154

High

0.9711

Triple Offshore

Low

0.7614

Medium

1.0063

High

1.1504

Boat Specifications

Dimensions

Length overall: 9.7 m
Beam: 2.86 m
Draft: 1.78 m
Displacement: 4049 kg
Crew weight: 420 kg
Wetted surface: 20.51 m²

Sails

Mainsail: 18.7 m²
Genoa: 25.8 m²
Spinnaker: 55.76 m²
Asymmetric spinnaker: 0 m²

Design

Type: MISTRESS 32 HR
Builder: HALLBERG RASSY
Designer: OLLE ENDERLEIN
Year built: 1968

Performance data

Polar CSV

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

6,42.7,3.70111,52,4.13,60,4.34,75,4.51,90,4.49,110,4.59,120,4.47,135,4.08,148.3,3.596568,150,3.53
8,41.1,4.326112,52,4.87,60,5.12,75,5.33,90,5.47,110,5.58,120,5.44,135,5,150,4.44,152.2,4.352343
10,41.3,4.885099,52,5.5,60,5.74,75,5.91,90,6.11,110,6.17,120,6.1,135,5.8,150,5.22,153.8,5.059858
12,41.5,5.394177,52,5.91,60,6.07,75,6.2,90,6.41,110,6.49,120,6.43,135,6.24,150,5.88,159.8,5.530142
14,40,5.613251,52,6.12,60,6.27,75,6.41,90,6.6,110,6.79,120,6.73,135,6.53,150,6.26,180,5.78
16,39.4,5.732894,52,6.25,60,6.41,75,6.58,90,6.7,110,7.07,120,7.04,135,6.82,150,6.53,180,6.17
20,39.1,5.798622,52,6.34,60,6.54,75,6.85,90,7.02,110,7.39,120,7.54,135,7.39,150,7.07,180,6.7

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.13	4.34	4.51	4.49	4.59	4.47	4.08	3.53
8	4.87	5.12	5.33	5.47	5.58	5.44	5	4.44
10	5.5	5.74	5.91	6.11	6.17	6.1	5.8	5.22
12	5.91	6.07	6.2	6.41	6.49	6.43	6.24	5.88
14	6.12	6.27	6.41	6.6	6.79	6.73	6.53	6.26
16	6.25	6.41	6.58	6.7	7.07	7.04	6.82	6.53
20	6.34	6.54	6.85	7.02	7.39	7.54	7.39	7.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	2.72	148.3°	3.06
8	41.1°	3.26	152.2°	3.85
10	41.3°	3.67	153.8°	4.54
12	41.5°	4.04	159.8°	5.19
14	40°	4.3	180°	5.78
16	39.4°	4.43	180°	6.17
20	39.1°	4.5	180°	6.7

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°	4.13	4.87	5.50	5.91	6.12	6.25	6.34
60°	4.34	5.12	5.74	6.07	6.27	6.41	6.54
75°	4.51	5.33	5.91	6.20	6.41	6.58	6.85
90°	4.49	5.47	6.11	6.41	6.60	6.70	7.02
110°	4.59	5.58	6.17	6.49	6.79	7.07	7.39
120°	4.47	5.44	6.10	6.43	6.73	7.04	7.54
135°	4.08	5.00	5.80	6.24	6.53	6.82	7.39
150°	3.53	4.44	5.22	5.88	6.26	6.53	7.07