Session Details

Pieter Rietveld
Sunday 19 July 2026
GPS
COROS Wearables Gpx
Average speed
32.96 kts (33.38 33.28 33.05 32.88 32.22)
100m
33.74 kts
250m
33.24 kts
500m
32.29 kts
½ hour
19.96 kts
Hour
19.15 kts
Duration
03:08:49
Naut. Mile
27.36 kts
Alpha
0 kts
Distance
105.58 km
Wind
8 knots
Gust
11 knots
Direction
NW ( 315)
Mooie surfdag met een hoop andere surfers.
Filter Rankings
Day Rank - speed
| # | Rider | Avg | |
|---|---|---|---|
| 1 | Martin van Meurs | 35.62 | |
| 2 | Haijo Switters | 33.63 | |
| 3 | Kees Heuvelman | 33.34 | |
| 4 | Pieter Rietveld | 32.96 | |
| 5 | Jeroen de Wever | 32.23 | |
| 6 | Jos Voormolen | 31.86 | |
| 7 | Harm Jaap de Witt | 31.66 | |
| 8 | Peter Vernet | 31.65 | |
| 9 | Mark Spierings | 31.51 | |
| 10 | Edwin Roestenburg | 31.48 |
Day Rank - speed
Avg
| Rider | Avg | 2 Sec | 500m | Mile | Hour | Distance | Alpha | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Martin van Meurs | 35.62 | 36.71 | 35.20 | 27.60 | 9.68 | 73.03 | 0.00 | ||
| 2 | Haijo Switters | 33.63 | 34.94 | 32.64 | 29.61 | 21.26 | 152.38 | 22.48 | ||
| 3 | Kees Heuvelman | 33.34 | 35.06 | 30.42 | 0.00 | 10.14 | 34.64 | 0.00 | ||
| 4 | Pieter Rietveld | 32.96 | 34.40 | 32.29 | 27.36 | 19.15 | 105.58 | 0.00 | ||
| 5 | Jeroen de Wever | 32.23 | 33.99 | 30.79 | 25.53 | 10.71 | 50.03 | 0.00 | ||
| 6 | Jos Voormolen | 31.86 | 35.10 | 31.93 | 26.56 | 9.13 | 42.74 | 0.00 | ||
| 7 | Harm Jaap de Witt | 31.66 | 32.73 | 31.20 | 27.47 | 19.02 | 84.33 | 20.73 | ||
| 8 | Peter Vernet | 31.65 | 33.96 | 30.22 | 27.77 | 21.34 | 222.03 | 22.47 | ||
| 9 | Mark Spierings | 31.51 | 32.28 | 31.26 | 29.69 | 14.00 | 128.87 | 21.35 | ||
| 10 | Edwin Roestenburg | 31.48 | 33.60 | 29.23 | 25.90 | 12.65 | 30.60 | 0.00 |
Gear size range
Sail (m²)
5.6
avg 7.2
8.5
Board (W)
53
avg 102
138
Fin (cm)
26
avg 33
40
Wind Observation
| 🕐 | 6h | 7h | 8h | 9h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h | 20h | 21h |
| ↗ | ||||||||||||||||
| kts | 10 | 12 | 13 | 12 | 15 | 16 | 12 | 12 | 17 | 12 | 16 | 18 | 10 | 14 | 17 | 10 |
| kts* | 14 | 21 | 28 | 17 | 23 | 30 | 17 | 17 | 31 | 17 | 24 | 32 | 14 | 23 | 31 | 14 |
| °C | 16° | 16° | 16° | 17° | 18° | 18° | 19° | 18° | 20° | 18° | 19° | 19° | 19° | 18° | 16° | 16° |
| Time | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Direction | ||||||||||||||||
| Wind | 10 | 12 | 13 | 12 | 15 | 16 | 12 | 12 | 17 | 12 | 16 | 18 | 10 | 14 | 17 | 10 |
| Gust | 14 | 21 | 28 | 17 | 23 | 30 | 17 | 17 | 31 | 17 | 24 | 32 | 14 | 23 | 31 | 14 |
| Degrees | 315° | 315° | 315° | 315° | 338° | 338° | 338° | 338° | 315° | 338° | 315° | 315° | 338° | 338° | 315° | 315° |
Session Achievements
| Category | Speed Type | Speed |
|---|---|---|
BestYear |
100 | 33.74knots |
BestYear |
24hour | 57.01knots |
BestYear |
2sec | 34.40knots |
BestYear |
avg | 32.96knots |
BestAllTime |
halfhour | 19.96knots |