Event Page
Johan Bulthuis
Thursday 12 March 2026
Sail -
Severne Mach 7 6.5, 2024 
Fin -
MS-Fins X6 29-2 27 
GPS -
Locosys GT-31
Max 2 sec
39.19 knots
Rating
Average speed
36.54 knots (37.56 36.5 36.29 36.17 36.16)
100m
38.55 knots
250m
36.77 knots
500m
33.23 knots
500m
33.23 knots
1/2 hour
9.86 knots
1/2 hour
9.86 knots
Hour
8.45 knots
Duration
01:10:05
Hour
8.45 knots
Duration
01:10:05
Nautical Mile
32.56 knots
Alpha racing
12.53 knots
Distance
40.8 km
40.8 km
Wind Speed
21 knots
Wind direction
SSW ( 203)
Eerste keer varen bij de Houtribdijk samen met Martijn. Top sessie. Smaakt naar meer.
🏆 Today's Story
Get the full race story — see who won, by how much, who had the fastest peak and who showed the biggest improvement.
🌟 Personal Bests
Track personal bests across all speed categories. See who broke their all-time or year records and by how much.
🗺️ Run Map
See every run on an interactive map. Compare rider lines, analyse routes and discover what makes the fastest runs stand out.
Day Rank - speed
| # | Rider | Avg | |
|---|---|---|---|
| 1 | Wouter van Hilst | 40.32 |
 |
| 2 | Marco Bos | 39.37 |
|
| 3 | Remco Kes | 39.05 |
|
| 4 | Tristan Tjerks | 38.65 |
|
| 5 | Gerlof Hansma | 38.57 |
|
| 6 | Rob de Jong | 38.45 |
|
| 7 | Quinten Joosten | 37.45 |
|
| 8 | Edu Hoekstra | 36.90 |
|
| 9 | Johan Bulthuis | 36.54 |
|
| 10 | Martijn Mobach | 34.89 |
|
Day Rank - speed
| Rider | Avg | 2 Sec | 500m | Mile | Hour | Distance | Alpha | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | |
Wouter van Hilst | 40.32 |
41.42 |
38.59 |
24.86 |
11.74 |
37.27 | 0.00 |
|
| 2 | |
Marco Bos | 39.37 |
40.62 |
34.80 |
11.56 |
11.88 |
64.52 | 22.30 |
|
| 3 | |
Remco Kes | 39.05 |
41.28 |
38.17 |
34.63 |
19.56 |
98.03 | 23.23 |
|
| 4 | |
Tristan Tjerks | 38.65 |
41.95 |
36.44 |
33.69 |
13.44 |
84.32 | 0.00 |
|
| 5 | |
Gerlof Hansma | 38.57 |
39.67 |
35.82 |
10.00 |
12.03 |
49.97 | 0.00 |
|
| 6 | |
Rob de Jong | 38.45 |
43.26 |
34.93 |
0.00 |
9.64 |
35.10 | 13.82 |
|
| 7 | |
Quinten Joosten | 37.45 |
39.68 |
36.19 |
31.94 |
19.21 |
103.54 | 23.11 |
|
| 8 | |
Edu Hoekstra | 36.90 |
38.44 |
34.28 |
19.10 |
6.66 |
24.69 | 0.00 |
|
| 9 | |
Johan Bulthuis | 36.54 |
39.19 |
33.23 |
32.56 |
8.45 |
40.80 | 12.53 |
|
| 10 | |
Martijn Mobach | 34.89 |
37.30 |
32.84 |
31.41 |
11.37 |
49.94 | 0.00 |
|
Wind Observation
| 🕐 | 9h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h |
| ↗ | |||||||||||
| kts | 15 | 18 | 18 | 21 | 23 | 23 | 25 | 19 | 22 | 29 | 25 |
| kts* | 27 | 31 | 32 | 36 | 46 | 29 | 50 | 51 | 27 | 54 | 41 |
| °C | 5° | 6° | 7° | 9° | 10° | 10° | 11° | 10° | 11° | 11° | 10° |
| Time | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Direction | |||||||||||
| Wind | 15 | 18 | 18 | 21 | 23 | 23 | 25 | 19 | 22 | 29 | 25 |
| Gust | 27 | 31 | 32 | 36 | 46 | 29 | 50 | 51 | 27 | 54 | 41 |
| Degrees | 203° | 203° | 203° | 203° | 203° | 203° | 203° | 203° | 203° | 203° | 203° |
Session Achievements
| Category | Speed Type | Speed |
|---|---|---|
BestspotAllTime |
100 | 38.55knots |
BestspotAllTime |
10sec | 37.56knots |
BestspotAllTime |
24hour | 22.03knots |
BestspotAllTime |
250 | 36.77knots |
BestYear |
250 | 36.77knots |