Session Details

Jacob Boonstra
FlagJacob Boonstra

Sunday 10 May 2026

Spot Grevelingenmeer - Ouddorp Haven Netherlands
Board JP Supersport 111 PRO, 2020
Sail Duotone S_Pace 6.6, 2021
Fin Tribal Fin Weedspeed 34
GPS COROS VERTIX 2
Max 2 sec
33.63 kts
Rating
Average speed
31.77 kts (32.99 31.86 31.62 31.19 31.18)
100m
33.42 kts
250m
32.04 kts
500m
30.88 kts
½ hour
17.19 kts
Hour
15.52 kts
Duration
01:57:27
Naut. Mile
25.6 kts
Alpha
19.01 kts
Distance
67.14 km
Wind
0 knots
Gust
0 knots
Direction
NE ( 270)

Filter Rankings
Day Rank - speed
# Rider Avg
1 Jacques van der Hout 38.88
2 Danny Verhaar 38.76
3 Frank Baksteen 37.95
4 Joost Boom 37.42
5 Raymond Stalfoort 36.63
6 Eric van Cann 34.46
7 Theo Haarsma 34.26
8 Jacques Pellen 32.18
9 Jacob Boonstra 31.77
10 Frank Langhorst 30.68
Day Rank - speed
Avg
    Rider Avg 2 Sec 500m Mile Hour Distance Alpha
1 Jacques van der Hout 38.88 41.00 34.40 23.58 14.16 41.17 14.09
2 Danny Verhaar 38.76 40.92 36.04 28.61 16.42 73.94 0.00
3 Frank Baksteen 37.95 39.94 33.27 26.50 12.91 53.34 23.44
4 Joost Boom 37.42 38.60 34.48 24.65 16.29 65.09 19.45
5 Raymond Stalfoort 36.63 37.80 35.05 26.17 12.13 52.21 0.00
6 Eric van Cann 34.46 36.15 32.66 28.92 16.36 99.43 14.06
7 Theo Haarsma 34.26 37.59 30.66 23.70 8.85 24.94 0.00
8 Jacques Pellen 32.18 34.35 30.39 28.44 8.54 47.41 0.00
9 Jacob Boonstra 31.77 33.63 30.88 25.60 15.52 67.14 19.01
10 Frank Langhorst 30.68 32.59 29.34 24.13 15.82 68.61 16.84

Gear size range

Sail (m²)
5.6 avg 6.6 7.8
Board (W)
54 avg 84 118
Fin (cm)
22 avg 28 35
Session Achievements
Category Speed Type Speed
BestAllTime
 100 33.42knots
BestspotAllTime
 100 33.42knots
BestYear
 100 33.42knots
BestYear
 10sec 32.99knots
BestYear
 24hour 36.25knots