Jana van Houwelingen
ID 768242
Born : 1988 Cat. W35 Ultrarunner since 2015 RSA
24
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?RSASouth Africa
12,9%
Rank quotient ?This runner's calculation uses 24 eligible race(s): Σ(rank − 1) = 10 459; Σ finishers = 80 778. 10 459 / 80 778 × 100 = 12.95%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed24
Km — ultra races1 474 km
Longest race75,0 km
4th Maxi-Race Cape Winelands 75 km — 1/10/2022

Km per year (ultra races)

137
2 races
2022
167
3 races
2023
56
1 race
2024
106
2 races
2025
56
1 race
2026

Race types (share of distance)

Road30,4%
Trail69,6%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F4
🏅 Top 30
🏅 Top 3 F10
Longest winning streak0
Current streak0

Records

50 km6h44'11

HISTORY

24 race(s) · 8 split(s) nested
DateRacePerf.Rk
2026
05.04 56km RSA56th Two Oceans Marathon 4:59:35 h1666
2025
14.06 50km RSA3rd Table Mountain BEAST 50km (TM50) 7:57:41 h5
06.04 56km RSA55th Two Oceans Marathon 4:57:03 h1453
2024
13.04 56km RSA54th Two Oceans Marathon 4:53:34 h1214
2023
14.10 46km RSA3. Cape Town Trail Marathon by Ryan Sandes 6:45:20 h43
10.09 65km RSA29th PUFfeR - Peninsula Ultra Fun Run 8:03:18 h19
15.04 56km RSA53th Two Oceans Marathon 4:53:20 h933
2022
01.10 75km RSA4th Maxi-Race Cape Winelands 75 km 10:25:23 h10
22.04 62km RSA6th Ultra Trail Drakensberg - Giant’s Cup Uncut (GCU 62) 8:34:35 h39
2021
02.10 75km RSA3rd Maxi-Race Cape Winelands 75 km 11:21:46 h17
2020
12.12 75km RSA2nd Maxi-Race Cape Winelands 75 km 9:36:45 h7
2019
02.11 50km RSA23th Three Peaks Challenge 6:44:11 h18
05.10 68km RSA1st Maxi-Race Cape Winelands 65 km 9:26:45 h7
13.07 50km RSA6th Bastille Day Trail Run 7:36:48 h18
20.04 56km RSA50th Two Oceans Marathon 4:36:50 h625
2018
03.11 55km RSA22th Three Peaks Challenge 7:22:42 h14
18.08 75km RSA24th PUFfeR - Peninsula Ultra Fun Run 9:48:00 h34
31.03 56km RSA49th Two Oceans Marathon 4:54:46 h1043
2017
19.08 75km RSA23th PUFfeR - Peninsula Ultra Fun Run 9:44:00 h16
15.04 56km RSA48th Two Oceans Marathon 5:03:20 h1348
2016
05.11 55km RSA20th Three Peaks Challenge 7:48:26 h35
20.08 75km RSA22th PUFfeR - Peninsula Ultra Fun Run 10:24:18 h28
26.03 56km RSA47th Two Oceans Marathon 5:20:15 h1864
2015
22.08 75km RSA21th PUFfeR - Peninsula Ultra Fun Run 10:16:21 h27