Katherina Laan
ID 650230
Born : 1978 Cat. W45 Ultrarunner since 2015 USA
27
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
45
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 ?USAUnited States
30,1%
Rank quotient ?This runner's calculation uses 27 eligible race(s): Σ(rank − 1) = 1 855; Σ finishers = 6 168. 1 855 / 6 168 × 100 = 30.07%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed27
Km — ultra races2 513 km
> 100 km8
> 160 km7
Longest race160,9 km
26th HURT 100 Endurance Run 100 Mile — 17/1/2026

Km per year (ultra races)

206
2 races
2022
206
2 races
2023
322
2 races
2024
100
1 race
2025
161
1 race
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F4
🏅 Top 30
🏅 Top 3 F11
Longest winning streak0
Current streak0

Records

50 km4h52'14100 km11h29'24100 mi20h05'29

HISTORY

27 race(s)
DateRacePerf.Rk
2026
17.01 100mi USA26th HURT 100 Endurance Run 100 Mile 28:50:41 h19
2025
04.10 100km USA14th Cuyamaca 100 km Endurance Run 11:50:28 h20
2024
19.07 100mi USA26th Cascade Crest Classic 100 Mile 23:34:43 h14
13.01 100mi USA24th HURT 100 Endurance Run 100 Mile 26:51:30 h10
2023
25.11 28mi USA38th Quad Dipsea Trail Run 5:23:54 h59
14.01 100mi USA23th HURT 100 Endurance Run 100 Mile 26:46:55 h6
2022
26.11 28mi USA37th Quad Dipsea Trail Run 5:18:50 h32
03.06 100mi USA21th San Diego 100 Mile Endurance Run 22:01:11 h9
2021
30.10 159.2km USA19th Javelina Jundred 100 Mile Endurance Run 20:05:29 h31
2019
30.11 28mi USA35th Quad Dipsea Trail Run 5:18:57 h25
28.09 50km USA6th Overlook Endurance Run 50K 4:52:14 h6
03.08 100mi USA32nd Angeles Crest 100 Mile 27:38:51 h48
07.06 100mi USA18th San Diego 100 Mile Endurance Run 26:03:59 h43
04.05 100km USA24th Miwok 100k Trail Race 11:29:24 h32
23.03 35mi USA21st Santa Barbara Nine Trails 35 Mile Endurance Run 8:32:05 h71
09.03 50km USA8th Marin Ultra Challenge 50 km Race 5:05:40 h32
2018
24.11 28mi USA34th Quad Dipsea Trail Run 6:05:30 h67
03.02 100km USA5th Sean O'Brien 100 km Trail Race 13:12:29 h49
2017
25.11 28mi USA33rd Quad Dipsea Trail Run 5:32:48 h35
30.09 50km USA4th Overlook Endurance Run 50K 5:22:27 h25
26.08 31.5mi USA18th Tamalpa Headlands 50K 6:41:07 h48
06.05 100km USA22nd Miwok 100k Trail Race 14:48:26 h214
2016
26.11 28mi USA32nd Quad Dipsea Trail Run 6:41:37 h122
07.05 100km USA21st Miwok 100k Trail Race 13:28:53 h141
05.03 50km USA27th Way Too Cool 50K Endurance Run 5:50:15 h328
2015
02.05 100km USA20th Miwok 100k Trail Race 15:23:00 h292
14.03 50km USA4th Marin Ultra Challenge 50 km Race 7:23:46 h104