Ted Williamson
ID 425002
Born : 1958 Cat. M65 Ultrarunner since 2013 USA
32
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
5
Countries visited ?GBRUnited KingdomNZLNew ZealandPORPortugalRSASouth AfricaUSAUnited States
22,3%
Rank quotient ?This runner's calculation uses 32 eligible race(s): Σ(rank − 1) = 8 863; Σ finishers = 39 771. 8 863 / 39 771 × 100 = 22.29%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed32
Km — ultra races3 298 km
> 100 km12
> 160 km10
> 200 km1
Longest race217,3 km
33rd Badwater Ultramarathon — 15/7/2019

Km per year (ultra races)

336
4 races
2022
399
3 races
2023
577
5 races
2024
161
1 race
2025
2026

Race types (share of distance)

Road16,3%
Trail83,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M1
🏅 Top 30
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km4h48'5450 mi8h50'18100 mi21h40'546 h55,86 km

HISTORY

32 race(s)
DateRacePerf.Rk
2025
18.01 100mi USA15th Long Haul 100 Mile Ultra-Marathons 23:08:13 h34
2024
23.11 60mi USA4th Colt 60 Mile Trail Run 12:13:24 h7
19.10 80km POREcoTrail Funchal 80 km - Madeira Island 18:11:07 h10
26.05 50km USA7th Sweat, Swat 'n Swear! 50 km Run 5:45:10 h11
24.02 118mi USA18th LOST 118 Mile Endurance Run 26:10:21 h4
13.01 100mi USA14th Long Haul 100 Mile Ultra-Marathons 22:45:57 h23
2023
18.11 45mi USA3rd Colt 45 Mile Trail Run 8:43:25 h11
10.06 100mi GBR11th South Downs Way 100 Mile Race 28:49:55 h163
11.02 165.2km NZL5th Tarawera 100 Mile Endurance Run 29:55:53 h249
2022
19.11 45mi USA2nd Colt 45 Mile Trail Run 8:49:29 h12
24.09 50km USA3rd That's No Moon Ultras 50K 7:48:52 h17
05.03 33mi USA10th Long Play Trail Race 6:18:44 h10
15.01 100mi USA12th Long Haul 100 Mile Ultra-Marathons 21:40:54 h15
2021
04.12 50km USA4th Lake Norman State Park Trail Race 50km 5:43:19 h25
04.09 100mi USA7th Wildcat 100 - 100 Mile Race 26:15:25 h4
07.08 6h USA6th River to Sea 6 Hour Race 55.860 km4
22.05 50km USA11th Croom Zoom 50 km Run 4:48:54 h6
2019
15.07 135mi USA33rd Badwater Ultramarathon 46:41:44 h77
28.04 130km USA7th Badwater Salton Sea 23:04:45 h26
16.03 51.4mi USA6th Badwater Cape Fear 50 Mile 10:32:00 h34
2018
27.10 100mi USA16th Javelina Jundred 100 Mile Endurance Run 26:30:16 h217
29.04 130km USA6th Badwater Salton Sea 19:30:00 h15
2017
28.10 100mi USA15th Javelina Jundred 100 Mile Endurance Run 22:02:33 h57
22.07 50km USA7th Harding Hustle 50K 6:07:27 h13
13.05 50km USA12th Whoo's In El Moro 50k Trail Races - Spring Edition 5:26:13 h17
2016
19.11 50mi USA4th Ray Miller 50 Mile Trail Race 11:48:37 h43
29.05 89km RSA91st Comrades Marathon - Down Run 8:54:21 h2536
2015
05.09 50km USA5th Los Pinos 50K 7:17:01 h31
25.07 50km USA5th Harding Hustle 50K 5:30:46 h12
10.01 50mi USA35th Avalon Benefit 50-Mile Run 8:50:18 h34
2014
01.06 89km RSA89th Comrades Marathon - Down Run 9:00:36 h2343
2013
02.06 87km road race RSA88th Comrades Marathon - Up Run 9:48:32 h2835