Debra Horn
ID 15088
Born : 1959 Cat. W65 Ultrarunner since 1999 USA
63
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
84
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
8
Countries visited ?CANCanadaFRAFranceITAItalyKORSouth KoreaNEDNetherlandsPOLPolandRSASouth AfricaUSAUnited States
34,7%
Rank quotient ?This runner's calculation uses 73 eligible race(s): Σ(rank − 1) = 9 073; Σ finishers = 26 148. 9 073 / 26 148 × 100 = 34.70%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed73
Km — ultra races11 164 km
> 100 km59
> 160 km44
> 200 km16
> 24h51
> 48h6
Longest race294,5 km
27th Across the Years, 48h — 30/12/2010

Km per year (ultra races)

2022
127
1 race
2023
450
3 races
2024
348
3 races
2025
161
1 race
2026

Race types (share of distance)

Road78,5%
Trail13,2%
?8,3%

Wins & podiums (ultra)

🏆 Win1
🏆 Win F12
🏅 Top 39
🏅 Top 3 F33
Longest winning streak1
Current streak0

Records

50 km5h10'3250 mi8h40'25100 mi16h52'2812 h112,91 km24 h212,03 km48 h294,50 km

HISTORY

79 race(s) · 28 split(s) nested
DateRacePerf.Rk
2026
09.05 24h USA31st Dawn to Dusk to Dawn 24 Hour 161.191 km5
2025
04.10 24h USA2nd NEO24 102.590 km19
23.06 24h USA8th Six Days in the Dome - The Redux 24h 129.045 km4
10.05 24h USA30th Dawn to Dusk to Dawn 24 Hour 116.800 km19
2024
14.09 24h USA1st NEO24 147.467 km13
16.06 48h USA7th Six Days in the Dome - The Redux 48h 163.635 km7
11.05 24h USA29th Dawn to Dusk to Dawn 24 Hour 139.020 km15
2023
13.05 24h USA28th Dawn to Dusk to Dawn 24 Hour 126.800 km12
2021
18.06 48h USA4th Six Days in the Dome - The Redux 48h 160.974 km14
2020
22.11 50km USA4th Regal Beagle Ultrarace 5:28:34 h32
05.09 24h USA19th Olander Park 24 Hour Run 122.905 km10
11.07 100mi USA4th Canal Corridor 100 Mile Endurance Run 20:33:04 h16
2019
16.11 24h USA3rd The Stinger 24 Hour Race 61.216 km33
23.08 48h USA2nd Six Days in the Dome - The Redux 48h 284.254 km7
11.05 24h USA24th Dawn to Dusk to Dawn 24 Hour 131.599 km18
2018
25.11 50km USA8th Buckeye Woods 50K Run 5:37:00 h2 🥈
02.09 24h USA17th Olander Park 24 Hour Run 101.837 km22
12.05 12h USA23rd Dawn to Dusk to Dawn 12 Hour 105.781 km1 🏆
2017
03.09 24h USA16th Olander Park 24 Hour Run 178.926 km3 🥉
13.05 24h USA22nd Dawn to Dusk to Dawn 24 Hour 161.200 km9
2016
14.05 24h USA21st Dawn to Dusk to Dawn 24 Hour 161.200 km16
2015
31.12 48h USA31st Across the Years, 48h 273.701 km2 🥈
26.09 24h CAN34th Self-Transcendence 24 Hour Race Ottawa 193.756 km2 🥈
02.05 24h USA4th O24 - Outrun 24h Trail Run 164.553 km9
2014
13.12 24h USA5th Desert Solstice 24 Hour Run 161.200 km16
20.09 24h USA8th North Coast 24 Hour Endurance Run 191.427 km7
31.05 24h USA19th Dawn to Dusk to Dawn 24 Hour 161.200 km3 🥉
2013
14.12 24h USA4th Desert Solstice 24 Hour Run 132.000 km12
11.05 12h NED9e 24uur van Steenbergen - 12h Split 108.764 km170
11.05 24h NED9e 24uur van Steenbergen - open race 192.775 km141
11.05 24h NEDIAU 24h WC Steenbergen (9e 24uur van Steenbergen) 192.775 km135
20.04 12h USA6th North Coast 12 Hour Endurance Run Spring 65.311 km11
03.02 50km USA6th Green Jewel 50K 5:10:32 h61
2012
15.12 100mi USA3rd Desert Solstice 100 Mile Run 16:52:28 h8
15.12 24h USA3rd Desert Solstice 24 Hour Run 211.012 km4
08.09 100mi POLIAU 24h WC Katowice - 100mi split 20:06:41 h145
08.09 24h POLIAU 24h WC Katowice 179.462 km154
06.05 24h USA4th North Coast 24 Hour Endurance Run Spring 200.524 km10
2011
17.12 24h USA2nd Desert Solstice 24 Hour Run 161.200 km5
17.09 24h USANorth Coast 24 Hour Endurance Run - USATF Nat. Championchips 212.031 km6
17.09 24h USA3rd North Coast 24 Hour Endurance Run - Open race 212.031 km7
13.05 48h USA2nd 3 Days at the Fair 48 Hour Race 241.586 km4
2010
30.12 48h USA27th Across the Years, 48h 294.500 km2 🥈
20.11 24h USA10th Ultracentric 24 Hour Run 161.127 km2 🥈
31.10 52.4mi USA3rd Run With Scissors Double Marathon 11:29:00 h23
18.09 24h USA2nd North Coast 24 Hour Endurance Run 203.139 km8
13.05 6h FRAIAU 24h WC Brive (Les 24 heures de Brive) - 6h Split 57.870 km166
13.05 12h FRAIAU 24h WC Brive (Les 24 heures de Brive) - 12h Split 110.532 km144
13.05 24h FRAIAU 24h WC Brive (Les 24 heures de Brive) 207.825 km82
2009
03.10 24h USA1st North Coast 24 Hour Endurance Run 207.477 km10
06.06 12h USA20th FANS 12 Hour Run 112.911 km2 🥈
02.05 24h ITAIAU 24h WC Bergamo (7° 24 ore del Delfino) 207.333 km40
02.05 24h ITAOpen race at IAU 24h WC & EC Bergamo (7° 24 ore del Delfino) 207.333 km44
14.03 12h USA3rd Delano Park 12 Hour Run 109.435 km5
2008
15.11 24h USA8th Ultracentric 24 Hour Run 136.161 km22
18.10 24h KORIAU 24h WC Seoul 204.052 km61
07.06 24h USA19th FANS 24 Hour Runs 184.286 km4
2007
17.11 24h USA7th Ultracentric 24 Hour Run 204.595 km6
28.07 24h CANIAU 24h WC 24 Drummondville 184.909 km68
02.06 12h USA18th FANS 12 Hour Run 108.997 km6
2006
18.11 24h USA6th Ultracentric 24 Hour Run 195.052 km14
03.06 24h USA17th FANS 24 Hour Runs 174.662 km11
2005
10.09 24h USA15th Olander Park 24 Hour Run 81.923 km55
04.06 24h USA16th FANS 24 Hour Runs 179.168 km5
2004
11.09 100mi USA14th Olander Park 24 Hour Run - 100mi Split 20:29:53 h16
11.09 24h USA14th Olander Park 24 Hour Run 160.934 km16
05.06 100mi USA9th Kettle Moraine 100 Mile Endurance Run 27:59:34 h36
2003
13.09 100mi USA13th Olander Park 24 Hour Run - 100mi Split 21:34:41 h25
13.09 24h USA13th Olander Park 24 Hour Run 160.934 km25
15.03 50km USA7th Kentucky Ultra Trail Sojourn 50 km 5:55:54 h31
2002
07.12 50mi USA10th Kentucky Arches 50 Mile 8:46:40 h14
23.07 135mi USA16th Badwater Ultramarathon 42:21:00 h16
16.03 37mi USA6th Kentucky Ultra Trail Sojourn 50 km 9:02:13 h49
2001
01.12 50mi USA9th Kentucky Arches 50 Mile 8:40:25 h21
16.06 100mi USA12th Mohican Trail 100 Mile 28:21:43 h40
07.04 50mi USA7th Umstead Endurance Run 50 Miles 10:06:24 h17
2000
16.06 87km road race RSA75th Comrades Marathon - Up Run 10:03:54 h7278
1999
20.11 50mi USA37th JFK 50 Mile 9:25:33 h237
19.06 100mi USA10th Mohican Trail 100 Mile 24:45:17 h22