Aurinko: ORC Rating

GPH

698.7

OSN

678

LOA

9.982 m

Displacement

4451 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.596

Medium

0.796

High

0.9053

Triple Offshore

Low

0.7605

Medium

0.9652

High

1.0648

Boat Specifications

Dimensions

Length overall: 9.982 m
Beam: 3.25 m
Draft: 1.64 m
Displacement: 4451 kg
Crew weight: 476 kg
Wetted surface: 21.06 m²

Sails

Mainsail: 22.75 m²
Genoa: 29.92 m²
Spinnaker: 85.84 m²
Asymmetric spinnaker: 0 m²

Design

Type: BALTIC 33
Builder: BALTIC-YACHTS
Designer: C & C
Year built: 1975

Performance data

Polar CSV

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

6,43.1,4.231936,52,4.71,60,4.95,75,5.09,90,5.03,110,5.19,120,5.06,135,4.62,146.2,4.1156,150,3.95
8,41.6,4.94786,52,5.5,60,5.72,75,5.86,90,5.94,110,6.11,120,6.02,135,5.63,150,4.96,150.7,4.930801
10,40.3,5.42831,52,5.98,60,6.14,75,6.27,90,6.39,110,6.56,120,6.53,135,6.3,150,5.8,153.3,5.641551
12,39.1,5.68265,52,6.24,60,6.38,75,6.52,90,6.6,110,6.85,120,6.85,135,6.68,150,6.35,161.8,5.968597
14,38.9,5.820803,52,6.38,60,6.53,75,6.69,90,6.74,110,7.09,120,7.13,135,7,150,6.7,175.4,6.199971
16,38.6,5.873167,52,6.44,60,6.62,75,6.82,90,6.92,110,7.27,120,7.39,135,7.3,150,7,178.3,6.552884
20,38.5,5.916115,52,6.51,60,6.7,75,6.99,90,7.19,110,7.51,120,7.82,135,7.96,150,7.58,179,7.121085
24,39.5,5.90961,52,6.49,60,6.71,75,7.07,90,7.38,110,7.62,120,8.12,135,8.69,150,8.28,178.6,7.67229

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.71	4.95	5.09	5.03	5.19	5.06	4.62	3.95
8	5.5	5.72	5.86	5.94	6.11	6.02	5.63	4.96
10	5.98	6.14	6.27	6.39	6.56	6.53	6.3	5.8
12	6.24	6.38	6.52	6.6	6.85	6.85	6.68	6.35
14	6.38	6.53	6.69	6.74	7.09	7.13	7	6.7
16	6.44	6.62	6.82	6.92	7.27	7.39	7.3	7
20	6.51	6.7	6.99	7.19	7.51	7.82	7.96	7.58
24	6.49	6.71	7.07	7.38	7.62	8.12	8.69	8.28

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.09	146.2°	3.42
8	41.6°	3.7	150.7°	4.3
10	40.3°	4.14	153.3°	5.04
12	39.1°	4.41	161.8°	5.67
14	38.9°	4.53	175.4°	6.18
16	38.6°	4.59	178.3°	6.55
20	38.5°	4.63	179°	7.12
24	39.5°	4.56	178.6°	7.67

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	4.71	5.50	5.98	6.24	6.38	6.44	6.51	6.49
60°	4.95	5.72	6.14	6.38	6.53	6.62	6.70	6.71
75°	5.09	5.86	6.27	6.52	6.69	6.82	6.99	7.07
90°	5.03	5.94	6.39	6.60	6.74	6.92	7.19	7.38
110°	5.19	6.11	6.56	6.85	7.09	7.27	7.51	7.62
120°	5.06	6.02	6.53	6.85	7.13	7.39	7.82	8.12
135°	4.62	5.63	6.30	6.68	7.00	7.30	7.96	8.69
150°	3.95	4.96	5.80	6.35	6.70	7.00	7.58	8.28