Session Details

Joost van den Boom

Joost van den Boom

Wednesday 11 March 2026

Spot - Grevelingenmeer - Herkingen Netherlands

Board - JP Slalom 71 Pro Edition, 2018

Sail - Loftsails Racing Blade 7.7, 2022

Fin - Z-fins SLM S- 36

GPS - COROS APEX PRO

Max 2 sec

34.29 knots

Average speed

33.3 knots (33.64 33.52 33.33 33.15 32.87)

100m

33.95 knots

250m

32.94 knots

500m

30.7 knots

500m

30.7 knots

1/2 hour

16.27 knots

1/2 hour

16.27 knots

Hour

15.17 knots

Duration

01:50:35

Hour

15.17 knots

Duration

01:50:35

Nautical Mile

22.51 knots

Alpha racing

23 knots

Distance

65.73 km

Distance

65.73 km

Wind Speed

15 knots

Wind direction

WSW ( 248)

Toch maar ff gaan kijken. Met de neus in de boterrr!

Filter Rankings

Day Rank - speed

Avg

Nr		Rider	Avg
1		Joost van den Boom	33.30
2		Dirk Hacha	31.51
3		Patrick Driesen	30.25

Day Rank - speed

Avg

		Rider	Avg	2 Sec	500m	Mile	Hour	Distance	Alpha
1		Joost van den Boom	33.30	34.29	30.70	22.51	15.17	65.73	23.00
2		Dirk Hacha	31.51	33.29	29.68	0.00	8.40	24.24	23.22
3		Patrick Driesen	30.25	32.80	26.37	0.00	9.56	37.24	20.74

Wind Observation

9

28 Gust

12 Wind

180°

10

24 Gust

14 Wind

180°

11

28 Gust

18 Wind

203°

12

33 Gust

18 Wind

203°

13

31 Gust

18 Wind

225°

14

32 Gust

16 Wind

225°

15

32 Gust

16 Wind

248°

16

30 Gust

21 Wind

270°

17

27 Gust

17 Wind

270°

18

25 Gust

14 Wind

270°

19

25 Gust

14 Wind

270°

Time	9	10	11	12	13	14	15	16	17	18	19
Direction
Wind	12	14	18	18	18	16	16	21	17	14	14
Gust	28	24	28	33	31	32	32	30	27	25	25
Degrees	180°	180°	203°	203°	225°	225°	248°	270°	270°	270°	270°

Session Achievements

Achievement	Category	Speed Type	Speed	Rank
	BestspotAllTime	24hour	35.49knots	#1
	BestYear	24hour	35.49knots	#2