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DANAI

GRE ATLANTIC 31

Sail number GRE/GRE1805

GPH

773.8

OSN

744.9

LOA

9.34 m

Displacement

3300 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.4922

Medium

0.7033

High

0.8561

Triple Offshore

Low

0.6431

Medium

0.8892

High

1.0424

Boat Specifications

Dimensions

Length overall
9.34 m
Beam
3.41 m
Draft
1.53 m
Displacement
3300 kg
Crew weight
320 kg
Wetted surface
18.95 m²

Sails

Mainsail
18.18 m²
Genoa
18.05 m²
Spinnaker
53.62 m²
Asymmetric spinnaker
0 m²

Design

Type
ATLANTIC 31
Builder
ATLANTIC
Designer
J & J
Year built
1990
Stability index
104.6

Velocity Prediction

Wind Speed52°60°75°90°110°120°135°150°
63.713.994.194.524.644.494.053.48
84.584.885.125.585.755.595.114.49
105.225.565.866.346.486.396.015.37
125.786.096.336.726.896.836.586.13
146.186.416.616.97.257.226.966.61
166.386.66.837.027.587.67.366.97
206.446.727.157.377.968.328.167.7
Wind SpeedBeat AngleBeat VMGRun AngleRun VMG
646.5°2.35147.1°3.01
845.4°2.94150.2°3.89
1044.4°3.38152°4.66
1244.2°3.76155.9°5.36
1443.5°4.09166.4°5.96
1643°4.28177.2°6.45
2044.2°4.26178.1°7.14
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