Humdinger: ORC Rating

GPH

740.7

OSN

714.2

LOA

9.19 m

Displacement

4243 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5367

Medium

0.7467

High

0.8928

Triple Offshore

Low

0.6915

Medium

0.9208

High

1.0539

Boat Specifications

Dimensions

Length overall: 9.19 m
Beam: 3.01 m
Draft: 1.66 m
Displacement: 4243 kg
Crew weight: 514 kg
Wetted surface: 20.95 m²

Sails

Mainsail: 18.06 m²
Genoa: 24.99 m²
Spinnaker: 57.07 m²
Asymmetric spinnaker: 51.11 m²

Design

Type: Astove 30
Designer: Lavranos
Year built: 1993

Performance data

Polar CSV

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

6,44.8,3.86149,52,4.23,60,4.48,75,4.63,90,4.66,110,4.74,120,4.6,135,4.16,146.6,3.689295,150,3.55
8,42.9,4.573111,52,5.07,60,5.32,75,5.48,90,5.65,110,5.74,120,5.6,135,5.15,150,4.55,150.5,4.526885
10,42,5.113404,52,5.67,60,5.89,75,6.06,90,6.28,110,6.36,120,6.27,135,5.94,150,5.38,153.4,5.222813
12,40.7,5.487154,52,6.05,60,6.23,75,6.38,90,6.61,110,6.7,120,6.65,135,6.43,150,6.04,158.4,5.721805
14,39.3,5.750541,52,6.3,60,6.44,75,6.59,90,6.82,110,6.97,120,6.93,135,6.75,150,6.46,171.8,5.940737
16,38.3,5.89977,52,6.46,60,6.6,75,6.75,90,6.98,110,7.22,120,7.19,135,7.02,150,6.75,177.7,6.315087
20,38,5.977076,52,6.58,60,6.75,75,7,90,7.14,110,7.7,120,7.78,135,7.61,150,7.26,179,6.871046
24,39,5.957697,52,6.57,60,6.77,75,7.11,90,7.38,110,8.04,120,8.4,135,8.33,150,7.86,179,7.361121

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.23	4.48	4.63	4.66	4.74	4.6	4.16	3.55
8	5.07	5.32	5.48	5.65	5.74	5.6	5.15	4.55
10	5.67	5.89	6.06	6.28	6.36	6.27	5.94	5.38
12	6.05	6.23	6.38	6.61	6.7	6.65	6.43	6.04
14	6.3	6.44	6.59	6.82	6.97	6.93	6.75	6.46
16	6.46	6.6	6.75	6.98	7.22	7.19	7.02	6.75
20	6.58	6.75	7	7.14	7.7	7.78	7.61	7.26
24	6.57	6.77	7.11	7.38	8.04	8.4	8.33	7.86

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.8°	2.74	146.6°	3.08
8	42.9°	3.35	150.5°	3.94
10	42°	3.8	153.4°	4.67
12	40.7°	4.16	158.4°	5.32
14	39.3°	4.45	171.8°	5.88
16	38.3°	4.63	177.7°	6.31
20	38°	4.71	179°	6.87
24	39°	4.63	179°	7.36

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°	4.23	5.07	5.67	6.05	6.30	6.46	6.58	6.57
60°	4.48	5.32	5.89	6.23	6.44	6.60	6.75	6.77
75°	4.63	5.48	6.06	6.38	6.59	6.75	7.00	7.11
90°	4.66	5.65	6.28	6.61	6.82	6.98	7.14	7.38
110°	4.74	5.74	6.36	6.70	6.97	7.22	7.70	8.04
120°	4.60	5.60	6.27	6.65	6.93	7.19	7.78	8.40
135°	4.16	5.15	5.94	6.43	6.75	7.02	7.61	8.33
150°	3.55	4.55	5.38	6.04	6.46	6.75	7.26	7.86