Session Details
Frans Sijbrandij
Wednesday 29 April 2026
Average speed
29.87 kts (30.4 29.84 29.82 29.7 29.6)
100m
30.91 kts
250m
29.53 kts
500m
28.74 kts
½ hour
18.11 kts
Hour
16.54 kts
Duration
01:01:56
Naut. Mile
25.01 kts
Alpha
18.29 kts
Distance
35.02 km
Wind
20 knots
Gust
25 knots
Direction
E ( 270)
Leuke sessie, goeie wind! Korte vlagen, dus lastig voor goeie runs met dit setje, verlies dan wat druk. Maar hele mooie spot langs, langs die stenen knallen.
Filter Rankings
Day Rank - speed
| # | Rider | Avg | |
|---|---|---|---|
| 1 | Nico Wierstra | 34.83 |  |
| 2 | Bram Kloosterman | 33.98 | |
| 3 | Pieter Hamstra | 32.79 | |
| 4 | Anne Fahner | 32.27 | |
| 5 | Marcus Stevens | 32.22 | |
| 6 | Benjamin de Bie | 31.45 | |
| 7 | Peter Kuiter | 30.77 | |
| 8 | Rolf Smook | 30.37 | |
| 9 | Frans Sijbrandij | 29.87 | |
| 10 | Tom Venema | 29.84 | |
Day Rank - speed
Avg
| Rider | Avg | 2 Sec | 500m | Mile | Hour | Distance | Alpha | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | |
Nico Wierstra | 34.83 | 36.91 | 33.61 | 27.33 | 17.05 | 81.54 | 19.00 | |
| 2 | |
Bram Kloosterman | 33.98 | 36.16 | 30.82 | 27.99 | 15.33 | 64.88 | 17.29 | |
| 3 | |
Pieter Hamstra | 32.79 | 33.99 | 29.78 | 24.65 | 14.41 | 62.63 | 11.36 | |
| 4 | |
Anne Fahner | 32.27 | 34.40 | 30.51 | 26.46 | 14.36 | 39.16 | 16.09 | |
| 5 | |
Marcus Stevens | 32.22 | 33.97 | 30.08 | 26.70 | 15.47 | 62.83 | 20.78 | |
| 6 | |
Benjamin de Bie | 31.45 | 32.52 | 29.77 | 26.02 | 16.47 | 47.98 | 19.56 | |
| 7 | |
Peter Kuiter | 30.77 | 31.77 | 29.66 | 25.08 | 12.30 | 50.17 | 15.76 | |
| 8 | |
Rolf Smook | 30.37 | 32.39 | 29.18 | 25.56 | 10.19 | 27.73 | 0.00 | |
| 9 | |
Frans Sijbrandij | 29.87 | 31.58 | 28.74 | 25.01 | 16.54 | 35.02 | 18.29 | |
| 10 | |
Tom Venema | 29.84 | 32.06 | 28.40 | 24.15 | 13.25 | 33.62 | 14.04 | |
Gear size range
Sail (m²)
6.6
avg 7.5
8.5
Board (W)
67
avg 104
138
Fin (cm)
32
avg 38
42
Wind Observation
| 🕐 | 7h | 8h | 9h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h | 20h |
| ↗ | ||||||||||||||
| kts | 12 | 10 | 11 | 13 | 13 | 14 | 15 | 15 | 16 | 17 | 18 | 18 | 18 | 17 |
| kts* | 19 | 17 | 20 | 22 | 20 | 22 | 23 | 24 | 26 | 26 | 28 | 29 | 29 | 26 |
| °C | 9° | 9° | 11° | 11° | 11° | 12° | 13° | 12° | 12° | 12° | 13° | 14° | 14° | 13° |
| Time | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Direction | ||||||||||||||
| Wind | 12 | 10 | 11 | 13 | 13 | 14 | 15 | 15 | 16 | 17 | 18 | 18 | 18 | 17 |
| Gust | 19 | 17 | 20 | 22 | 20 | 22 | 23 | 24 | 26 | 26 | 28 | 29 | 29 | 26 |
| Degrees | 68° | 68° | 68° | 90° | 45° | 23° | 68° | 45° | 68° | 68° | 45° | 68° | 68° | 68° |
Session Achievements
| Category | Speed Type | Speed |
|---|---|---|
BestYear |
100 | 30.91knots |
BestYear |
10sec | 30.40knots |
BestYear |
24hour | 18.91knots |
BestYear |
250 | 29.53knots |
BestYear |
2sec | 31.58knots |