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Session Details

Hans Efdé

Sunday 20 September 2026

Spot IJsselmeer - Hindeloopen Netherlands

Board F2 Quatro twinfin, 2011

Sail North Sails Voodoo 4.7, 2005

Fin MFC twin fins 15

GPS Garmin Instinct 2

Max 2 sec

26.37 kts

Rating

Average speed

25.14 kts (25.73 25.67 25.55 24.76 23.98)

100m

25.75 kts

250m

25.54 kts

500m

25.06 kts

½ hour

7.08 kts

Hour

5.63 kts

Duration

01:00:30

Naut. Mile

0 kts

Alpha

0 kts

Distance

28.08 km

Wind

20 knots

Gust

25 knots

Direction

NW ( 270)

Session Achievements

Category	Speed Type	Speed
BestAllTime	100	25.75knots
BestspotAllTime	100	25.75knots
BestYear	100	25.75knots
BestAllTime	10sec	25.73knots
BestspotAllTime	10sec	25.73knots

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This website obviously is all about speed on the water, but even more so about fun. With the help of modern day handhelds we can store a sailing day in a GPS and extract the speeds we sailed all day. This website is focussing on maximum speeds over different distances.

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