Session Details
Joost Boom
Wednesday 20 May 2026
GPS
COROS APEX PRO
Average speed
34.79 kts (35.34 34.73 34.71 34.59 34.56)
100m
35.78 kts
250m
34.72 kts
500m
31.86 kts
½ hour
17.16 kts
Hour
16.62 kts
Duration
01:32:09
Naut. Mile
24.86 kts
Alpha
22.74 kts
Distance
55.05 km
Wind
18 knots
Gust
20 knots
Direction
W ( 270)
Filter Rankings
Day Rank - speed
| # | Rider | Avg | |
|---|---|---|---|
| 1 | Edgar Hoendervangers | 37.07 | |
| 2 | Joost Boom | 34.79 | |
| 3 | Patrick de Jongh | 34.06 | |
| 4 | Martijn de Lepper | 29.90 | |
| 5 | Martijn de Lepper | 28.19 | |
Day Rank - speed
Avg
| Rider | Avg | 2 Sec | 500m | Mile | Hour | Distance | Alpha | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | |
Edgar Hoendervangers | 37.07 | 39.59 | 33.94 | 30.39 | 16.56 | 61.67 | 24.38 | |
| 2 | |
Joost Boom | 34.79 | 36.15 | 31.86 | 24.86 | 16.62 | 55.05 | 22.74 | |
| 3 | |
Patrick de Jongh | 34.06 | 35.53 | 30.98 | 0.00 | 9.23 | 33.62 | 17.93 | |
| 4 | |
Martijn de Lepper | 29.90 | 31.10 | 27.30 | 22.26 | 10.09 | 45.95 | 22.18 | |
| 5 | |
Martijn de Lepper | 28.19 | 29.54 | 26.05 | 21.06 | 0.00 | 16.90 | 21.40 | |
Gear size range
Sail (m²)
6.3
avg 6.9
7.4
Board (W)
62
avg 97
115
Fin (cm)
25
avg 29
35
Wind Observation
| 🕐 | 6h | 7h | 8h | 9h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h | 20h | 21h |
| ↗ | ||||||||||||||||
| kts | 12 | 13 | 13 | 15 | 17 | 17 | 18 | 18 | 18 | 17 | 18 | 18 | 18 | 16 | 15 | 14 |
| kts* | 23 | 26 | 25 | 27 | 29 | 29 | 30 | 31 | 33 | 33 | 33 | 33 | 34 | 30 | 28 | 25 |
| °C | 12° | 13° | 13° | 13° | 15° | 15° | 15° | 16° | 16° | 17° | 16° | 17° | 17° | 17° | 15° | 16° |
| Time | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Direction | ||||||||||||||||
| Wind | 12 | 13 | 13 | 15 | 17 | 17 | 18 | 18 | 18 | 17 | 18 | 18 | 18 | 16 | 15 | 14 |
| Gust | 23 | 26 | 25 | 27 | 29 | 29 | 30 | 31 | 33 | 33 | 33 | 33 | 34 | 30 | 28 | 25 |
| Degrees | 203° | 225° | 225° | 225° | 225° | 225° | 225° | 248° | 248° | 248° | 248° | 270° | 270° | 248° | 248° | 248° |
Session Achievements
| Category | Speed Type | Speed |
|---|---|---|
BestYear |
hour | 16.62knots |
BestYear |
mile | 24.86knots |