Donald Choi
Born : 1948 Cat. M75 Ultrarunner since 1974 USA
76
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
145
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
6
Countries visited ?AUSAustraliaFRAFranceGBRUnited KingdomGREGreeceSUISwitzerlandUSAUnited States
31,8%
Rank quotient ?This runner's calculation uses 87 eligible race(s): Σ(rank − 1) = 648; Σ finishers = 2 039. 648 / 2 039 × 100 = 31.78%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed87
Km — ultra races27 934 km
> 100 km67
> 160 km56
> 200 km37
> 24h47
> 48h30
Longest race1 609,3 km

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road90,3%
Trail4,6%
?5,2%

Wins & podiums (ultra)

🏆 Win30
🏆 Win M30
🏅 Top 341
🏅 Top 3 M42
Longest winning streak5
Current streak1

HISTORY

95 race(s) · 32 split(s) nested
DateRacePerf.Rk
1997
09.11 12h USA5th DSE Distance Classic 12 Hour 119.221 km1 🏆
19.07 24h USA2nd Jim Skophammer/BAUR 24 Hour 181.453 km4
1996
06.10 12h USA4th DSE Distance Classic 12 Hour 121.758 km2 🥈
22.07 24h USA1st Jim Skophammer/BAUR 24 Hour 161.336 km8
1995
11.11 6d USAGibson Ranch 6-Day Classic 590.629 km6
07.10 12h USA3rd DSE Distance Classic 12 Hour 119.091 km1 🏆
1994
29.12 72h USA12th Across the Years, 72h 311.200 km1 🏆
11.09 12h USA2nd DSE Distance Classic 12 Hour 107.806 km1 🏆
23.07 24h USA11th Bay Area Ultrarunners 24 Hour Track Run 201.168 km1 🏆
1993
07.11 6d USA4th Gibson Ranch 6-Day Classic 720.986 km1 🏆
18.09 24h USA3rd Olander Park 24 Hour Run 193.733 km12
15.08 12h USA1st DSE Distance Classic 12 Hour 111.611 km1 🏆
17.07 24h USA1st Ted Corbitt 24-Hour Run 164.570 km15
01.01 72h USA3rd Gibson Ranch 72-hour Classic 347.618 km1 🏆
1992
30.12 24h USAUSA/TAC 24 Hour Championship 165.762 km18
21.06 6d USA13th Edward Payson Weston Six Day Track Race 592.640 km6
09.05 24h USA9th Dawn to Dusk 24 Hour 176.223 km2 🥈
08.02 50mi USA14th Jed Smith Ultra Classic - 50 Mile Race 10:10:17 h66
1991
28.12 72h USA2nd Gibson Ranch 72-hour Classic 332.812 km1 🏆
24.07 135mi USA5th Badwater Ultramarathon 44:48:20 h8
06.05 7d USA4th Sri Chinmoy 7 Day Race 503.724 km20
23.03 24h FRASelf-Transcendence 24 h Paris 184.181 km7
09.02 50mi USA13th Jed Smith Ultra Classic - 50 Mile Race 7:51:06 h40
09.02 100km USA100km Jed Smith Ultra Classic 9:11:03 h9
1990
29.12 72h USA1st Gibson Ranch 72-hour Classic 349.227 km1 🏆
28.09 245.3km GRE8. Spartathlon 34:45:46 h23
23.06 100mi USA17th Western States 100 Mile Endurance Run 28:41:24 h161
05.05 24h SUI3. Self-Transcendence 24h Lauf Basel 186.702 km16
21.04 100km USA5th Ruth Anderson Ultra 100km 9:32:12 h2 🥈
1989
23.07 12h FRASelf-Transcendence 12 h Paris 114.640 km5
1988
17.09 24h USAAtlanta Track Club 24 Hour Run, TAC NC 24h 199.781 km5
20.05 1000km USA2nd Sri Chinmoy Ultra Trio 1300 Mile Race - 1000km Split 8d 21:00:00 h1 🏆
20.05 6d USA2nd Sri Chinmoy Ultra Trio 1300 Mile Race - 6d split 700.064 km2 🥈
1987
21.06 6d USA8th Edward Payson Weston Six Day Track Race 718.572 km1 🏆
1986
29.09 6d FRALes Six Jours de La Rochelle 609.400 km14
26.04 1000km USA1st Sri Chinmoy 1000 Mile Race - 1000km Split 8d 23:29:54 h6
26.04 6d USA1st Sri Chinmoy 1000 Mile Race - 6d Split 688.799 km6
14.02 24h USAMultiplex Indoor 24-hour race 212.140 km5
1985
06.10 12h USASri Chinmoy 12 Hour Track Run Burlingame 127.736 km1 🏆
01.05 1000mi USA0st Sri Chinmoy 1000 Mile Race 15d 06:24:43 h1 🏆
30.04 6d USA4th The New Astley Belt Six Day Race 627.644 km6
30.03 48h USA4th The New Astley Belt Six Day Race - 48h Split 365.321 km1 🏆
30.03 24h USA4th The New Astley Belt Six Day Race - 24h Split 218.870 km1 🏆
1984
26.11 6d AUS1st Colac Ultra Marathon 531.200 km13
19.08 6d GBR4th Charles Rowell Six-Day Track Race 644.642 km12
02.07 6d USANYRRC Six-Day Race 822.919 km6
17.06 6d USA5th Edward Payson Weston Six Day Track Race 724.204 km1 🏆
20.05 6d GBRSix Day Race Stoke 791.361 km2 🥈
27.04 875km AUS2. Westfield Run - Sydney to Melbourne Ultramarathon 8d 01:28:00 h9
14.04 6d USA3rd The New Astley Belt Six Day Race 815.144 km1 🏆
14.04 6d USA6d El Cajon CA 815.144 km1 🏆
1983
25.07 6d USA2nd The New Astley Belt Six Day Race 675.924 km1 🏆
04.07 6d USANYRRC Six-Day Race 714.430 km7
19.06 6d USA4th Edward Payson Weston Six Day Track Race 740.298 km1 🏆
1982
07.10 6d FRALes Six Jours de La Rochelle 619.541 km10
22.08 6d GBR2nd Charles Rowell Six-Day Track Race 503.600 km20
26.07 6d USA1st The New Astley Belt Six Day Race 717.767 km1 🏆
27.06 6d USA3rd Edward Payson Weston Six Day Track Race 657.417 km3 🥉
22.05 50mi GBRGloucester 24 Hour Track Race - 50mi Split 8:28:08 h15
22.05 100km GBRGloucester 24 Hour Track Race - 100km Split 12:43:05 h16
22.05 24h GBRGloucester 24 Hour Track Race 105.600 km19
1981
08.11 6d GBR1st Charles Rowell Six-Day Track Race 582.400 km7
21.06 6d USA2nd Edward Payson Weston Six Day Track Race 417.222 km12
28.02 24h USAFlatlander Ultramarathon - 24 Hour Run 166.567 km1 🏆
1980
23.08 6d USA1st Edward Payson Weston Six Day Track Race 683.971 km1 🏆
04.07 6d USASpirit of '80 6-Day Track Race 645.346 km1 🏆
13.06 100mi USANYRR New York Invitational 100 Mile Run 16:32:25 h9
1979
17.08 100mi USADaniel Boone/Lorna Doone 100 Mile Ultra 27:10:18 h6
17.08 24h USADaniel Boone/Lorna Doone 24-Hour Ultra 144.240 km7
17.08 48h USADaniel Boone/Lorna Doone 48-Hour Ultra 249.448 km1 🏆
01.06 24h USACalifornia Invit. 24-Hour Track Run 162.543 km7
26.05 48h USADavid Copperfield 48-Hour Track Ultramarathon 329.167 km1 🏆
28.04 24h USAMiami Runners 24 Hour Track Run 188.415 km1 🏆
18.03 50km USAPA-AAU 50 km Race 3:28:09 h9
25.02 50mi USAPA-AAU 50 Miler 6:21:17 h9
1978
27.10 24h USA24-hour track race Glassboro 183.062 km2 🥈
22.09 72mi USA3rd Lake Tahoe 72 Miler 10:47:16 h4
09.09 50mi USAStriders Santa Monica Track 50 mi 6:10:55 h7
15.07 100mi USAWoodside 100-Mile Track Run 14:44:00 h1 🏆
07.05 50mi USA5th Lake Waramaug 50mi Ultra Marathon 6:22:39 h10
07.05 100km USA5th Lake Waramaug 100km Ultra Marathon 8:06:55 h5
26.02 50mi USAPA-AAU 50 Miler 6:25:58 h7
1977
11.12 100km USAPA-AAU 100 km Championships 9:16:58 h2 🥈
15.05 50mi USA4th Lake Waramaug 50mi Ultra Marathon 6:02:40 h3 🥉
15.05 100km USA4th Lake Waramaug 100km Ultra Marathon 7:40:04 h2 🥈
27.02 50mi USAPA-AAU 50 Mile Championship Race 5:59:59 h2 🥈
1976
26.12 50mi USALake Merced 50M 5:58:50 h1 🏆
26.12 100km USALake Merced 100K 7:44:42 h1 🏆
24.09 72mi USA1st Lake Tahoe 72 Miler 9:45:22 h1 🏆
13.03 100mi USACamellia Capital Century Festival 100-Miler 21:36:31 h1 🏆
22.02 50mi USAPA-AAU 50 Mile Championship Race 6:58:45 h4
1975
06.04 50km USAPA-AAU 50 km Race 3:52:01 h17
08.03 100mi USACamellia Capital Century Festival 100-Miler 18:20:03 h2 🥈
1974
20.10 50km USAPA-AAU 50 km Race 3:49:17 h4
31.08 50km USACalifornians Sweep National 50 Kilo 3:24:21 h7