Jacobus Gregorey Julius
ID 117340
Born : 1974 Cat. M50 Ultrarunner since 2010 RSA
22
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
31
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
46,1%
Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 85 643; Σ finishers = 185 591. 85 643 / 185 591 × 100 = 46.15%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22
Km — ultra races1 479 km
Longest race90,0 km
95th Comrades Marathon - Down Run — 28/8/2022

Km per year (ultra races)

90
1 race
2022
143
2 races
2023
193
3 races
2024
106
2 races
2025
56
1 race
2026

Race types (share of distance)

Road100,0%

Records

50 km4h52'23

HISTORY

22 race(s) · 6 split(s) nested
DateRacePerf.Rk
2026
05.04 56km RSA56th Two Oceans Marathon 6:09:45 h6037
2025
06.04 56km RSA55th Two Oceans Marathon 5:58:09 h4971
01.02 50km RSA1st NMB Gqeberha Ultra 5:37:07 h221
2024
09.06 87km RSA97th Comrades Marathon - Up Run 11:03:22 h11562
13.04 56km RSA54th Two Oceans Marathon 6:38:06 h8334
25.02 50km RSA4th 50km Nedbank Ultra Marathon Runified 4:58:28 h168
2023
11.06 87km RSA96th Comrades Marathon - Down Run 10:37:18 h8621
15.04 56km RSA53th Two Oceans Marathon 5:51:37 h3439
2022
28.08 90km RSA95th Comrades Marathon - Down Run 10:37:26 h5900
2019
09.06 87km RSA94th Comrades Marathon - Up Run 9:48:32 h4881
2018
10.06 90km RSA93rd Comrades Marathon - Down Run 9:53:00 h5262
2017
04.06 87km RSA92nd Comrades Marathon - Up Run 10:24:53 h5720
2015
31.05 87km RSA90th Comrades Marathon - Up Run 10:47:07 h6429
2014
01.06 89km RSA89th Comrades Marathon - Down Run 10:39:23 h5930
18.04 56km road race RSA45th Two Oceans Marathon 5:26:41 h2111
22.02 50km RSABay Ultra 50 km 4:56:43 h88
2013
30.03 56km road race RSA44th Two Oceans Marathon 5:27:18 h2395
23.02 50km RSA35th Bruintjieshoogte Ultra Marathon 50km 5:07:15 h46
2012
03.06 89km road race RSA87th Comrades Marathon - Down Run 9:19:19 h3045
03.03 50km RSA29th Bay Ultra 50 km 5:18:47 h136
2011
26.02 50km RSA28th Bay Ultra 50 km 4:52:23 h113
2010
27.02 50km RSA27th Bay Ultra 50 km 5:28:08 h256