Karen Thernka
ID 67750
Born : 1968 Cat. W55 Ultrarunner since 2004 USA
40
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
47
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
42,9%
Rank quotient ?This runner's calculation uses 40 eligible race(s): Σ(rank − 1) = 4 462; Σ finishers = 10 408. 4 462 / 10 408 × 100 = 42.87%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed40
Km — ultra races2 799 km
> 100 km4
> 160 km4
Longest race160,9 km
11th Tahoe Rim Trail 100M Endurance Run — 21/7/2012

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road1,8%
Trail98,2%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F3
Longest winning streak0
Current streak0

Records

50 km4h51'08100 km13h39'1650 mi9h02'17100 mi28h49'55

HISTORY

40 race(s)
DateRacePerf.Rk
2013
04.05 60km USA18th Miwok 60k Trail race 7:54:41 h170
06.04 50mi USA34th American River 50 Mile Endurance Run 9:02:17 h158
24.03 50km USA3rd Canyon Meadow (Winter) 50 km Trail Run 5:44:50 h36
09.03 50km USA24th Way Too Cool 50K Endurance Run 5:26:41 h261
02.02 50km USA35th Jed Smith Ultra Classic - 50 km Race 4:51:08 h39
05.01 50km USA3rd Crystal Springs 50 km Winter Trail Run 6:06:03 h25
2012
24.11 28mi USA28th Quad Dipsea Trail Run 7:16:40 h133
22.09 50km USA2nd Coastal 50 km Trail Run 6:33:51 h31
21.07 100mi USA11th Tahoe Rim Trail 100M Endurance Run 32:44:54 h69
19.05 50km USA19th Bishop High Sierra Ultramarathons 50 km 6:56:18 h26
28.04 50km USA3rd Folsom Lake Trail Run - Spring 50K 5:28:13 h9
07.04 50mi USA33rd American River 50 Mile Endurance Run 9:28:17 h214
11.02 50km USA2nd Golden Gate 50 km Winter Trail Run 6:27:50 h20
2011
26.11 28mi USA27th Quad Dipsea Trail Run 6:37:30 h124
07.08 50km USA30th Skyline 50k Endurance Run 5:40:14 h61
16.07 100mi USA10th Tahoe Rim Trail 100M Endurance Run 33:11:08 h54
21.05 50mi USA18th Bishop High Sierra Ultramarathons 50 Miles 11:50:16 h23
08.05 50km USA7th Sequoia Trail Run 6:20:43 h10
09.04 50mi USA32nd American River 50 Mile Endurance Run 9:35:30 h196
12.03 50km USA22nd Way Too Cool 50K Endurance Run 5:29:29 h197
20.02 50km USA1st Chabot Trail Run 5:22:40 h20
2010
18.09 50km USA7th Redwood Park 50K Trail Run 6:35:07 h35
01.08 50km USA29th Skyline 50k Endurance Run 6:01:53 h89
23.05 50km USA9th Big Basin Redwoods Trail Run 7:26:13 h19
01.05 100km USA15th Miwok 100k Trail race 13:39:16 h173
10.04 50mi USA31st American River 50 Mile Endurance Run 9:24:46 h196
20.03 50km USA9th Pirates Cove Trail Run 6:02:39 h34
2009
18.07 100mi USA8th Tahoe Rim Trail 100M Endurance Runs 34:12:00 h64
17.05 50km USA8th Big Basin Redwoods Trail Run 8:38:01 h11
04.04 50mi USA30th American River 50 Mile Endurance Run 10:16:57 h265
21.03 50km USA8th Pirates Cove Trail Run 6:19:18 h58
2008
09.08 50mi USA2nd Headlands Hundred 50 Mile Endurance Run 12:46:07 h71
05.04 50mi USA29th American River 50 Mile Endurance Run 9:48:38 h204
08.03 50km USA19th Way Too Cool 50K Endurance Run 6:01:00 h253
2006
22.07 100mi USA18th Vermont 100 Mile Endurance Race 28:49:55 h140
01.04 50mi USA27th American River 50 Mile Endurance Run 9:48:57 h175
11.03 50km USA17th Way Too Cool 50K Endurance Run 5:51:40 h167
2005
02.04 50mi USA26th American River 50 Mile Endurance Run 10:21:21 h257
12.03 50km USA16th Way Too Cool 50K Endurance Run 5:41:45 h160
2004
13.03 50km USA15th Way Too Cool 50K Endurance Run 6:01:19 h255