Session Details
Johan Gelling
Wednesday 25 March 2026
Spot - Lauwersmeer Netherlands
Board -
i-99 worldcup slalom 89, 2018 
Fin -
Finish Fast speed 29 
GPS -
Locosys GT-31
Max 2 sec
33.38 knots
Rating
Average speed
32.03 knots (32.25 32.13 32.12 31.94 31.69)
100m
32.83 knots
250m
31.83 knots
500m
30.54 knots
500m
30.54 knots
1/2 hour
17.18 knots
1/2 hour
17.18 knots
Hour
15.42 knots
Duration
02:17:19
Hour
15.42 knots
Duration
02:17:19
Nautical Mile
23.16 knots
Alpha racing
18.17 knots
Distance
66.13 km
66.13 km
Wind Speed
0 knots
Wind direction
NW ( 270)
Hmmm, wel lekker gevaren alleen de snelheden hadden wel wat hoger gekund. Ik kon in de run niet goed versnellen op de een of andere manier. Desondanks een fijne middag.
Filter Rankings
Day Rank - speed
| # | Rider | Avg | |
|---|---|---|---|
| 1 | Gerlof Hansma | 38.94 | |
| 2 | Marco Bos | 37.91 | |
| 3 | Thewes De Boer | 37.49 | |
| 4 | Edwin Harteveld | 37.28 | |
| 5 | Anne Evert van der Veen | 36.75 | |
| 6 | Eric Kamminga | 35.73 | |
| 7 | Bram Kloosterman | 35.72 | |
| 8 | Nico Wierstra | 35.66 | |
| 9 | Ivo Fellinger | 35.08 | |
| 10 | Peter Kuiter | 33.78 |  |
Day Rank - speed
| Rider | Avg | 2 Sec | 500m | Mile | Hour | Distance | Alpha | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | |
Gerlof Hansma | 38.94 | 40.65 | 37.89 | 20.58 | 15.28 | 43.19 | 15.15 | |
| 2 | |
Marco Bos | 37.91 | 39.79 | 36.09 | 25.82 | 17.71 | 74.57 | 22.51 | |
| 3 | |
Thewes De Boer | 37.49 | 40.27 | 36.11 | 29.43 | 17.43 | 38.44 | 22.18 | |
| 4 | |
Edwin Harteveld | 37.28 | 39.03 | 36.33 | 0.00 | 5.36 | 15.53 | 0.00 | |
| 5 | |
Anne Evert van der Veen | 36.75 | 39.22 | 34.62 | 24.98 | 9.24 | 35.81 | 23.36 | |
| 6 | |
Eric Kamminga | 35.73 | 38.58 | 34.44 | 27.58 | 12.76 | 42.41 | 17.27 | |
| 7 | |
Bram Kloosterman | 35.72 | 38.00 | 35.22 | 22.78 | 12.60 | 24.77 | 17.48 | |
| 8 | |
Nico Wierstra | 35.66 | 37.11 | 34.30 | 26.81 | 17.90 | 63.58 | 21.32 | |
| 9 | |
Ivo Fellinger | 35.08 | 36.56 | 34.88 | 29.38 | 15.92 | 82.02 | 17.16 | |
| 10 | |
Peter Kuiter | 33.78 | 35.33 | 32.25 | 22.00 | 11.89 | 36.56 | 15.68 | |
Wind Observation
| 🕐 | 8h | 9h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h |
| ↗ | ||||||||||||
| kts | 29 | 28 | 30 | 24 | 22 | 24 | 24 | 23 | 22 | 23 | 21 | 20 |
| kts* | 51 | 43 | 43 | 43 | 46 | 48 | 49 | 36 | 44 | 33 | 42 | 31 |
| °C | 7° | 7° | 7° | 8° | 8° | 7° | 7° | 7° | 8° | 7° | 7° | 8° |
| Time | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Direction | ||||||||||||
| Wind | 29 | 28 | 30 | 24 | 22 | 24 | 24 | 23 | 22 | 23 | 21 | 20 |
| Gust | 51 | 43 | 43 | 43 | 46 | 48 | 49 | 36 | 44 | 33 | 42 | 31 |
| Degrees | 270° | 270° | 293° | 293° | 293° | 293° | 293° | 293° | 293° | 293° | 293° | 293° |