Joy Robertson
Born : 1958 Cat. W65 Ultrarunner since 1998 USA
50
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
1
Countries visited ?USAUnited States
76,5%
Rank quotient ?This runner's calculation uses 60 eligible race(s): Σ(rank − 1) = 7 684; Σ finishers = 10 044. 7 684 / 10 044 × 100 = 76.50%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed60
Km — ultra races4 584 km
> 100 km6
> 160 km6
Longest race160,9 km

Km per year (ultra races)

207
3 races
2022
2023
50
1 race
2024
2025
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0

HISTORY

60 race(s)
DateRacePerf.Rk
2024
18.05 50km USA12th Bryce 50 km Trail Run 10:38:26 h69
2022
09.07 77km USA15th Leadville Silver Rush 50 Mile Run 13:49:39 h380
11.06 50mi USA26th Snow Peaks 50 Mile Trail Run 17:13:59 h196
03.06 50km USA14th Golden Gate Dirty 30 10:35:22 h243
2021
24.07 50km USA14th Speedgoat 50k 12:17:46 h218
12.06 50mi USA25th Snow Peaks 50 Mile Trail Run 16:26:46 h233
22.05 50km USA16th Jemez Mountain 50km Trail Run 10:41:57 h80
2017
21.10 55km USA4th Indian Creek Fifties - 55 km 9:35:00 h57
29.07 50km USA10th Speedgoat 50k 10:54:59 h154
09.07 50mi USA10th Leadville Silver Rush 50 Mile Run 13:08:52 h259
03.06 50km USA9th Golden Gate Dirty 30 9:27:33 h319
20.05 50km USA12th Jemez Mountain 50km Trail Run 9:46:12 h156
2016
09.07 50km USA9th Speedgoat 50k 11:29:08 h193
2015
25.07 50km USA8th Speedgoat 50k 11:36:07 h275
12.07 50mi USA8th Leadville Silver Rush 50 Mile Run 13:15:50 h311
05.06 50km USA3rd Bryce 50 km Trail Run 9:31:39 h67
30.05 50km USA7th Golden Gate Dirty 30 10:24:57 h373
10.04 50km USA4th The Zion 50 km Run 8:38:11 h97
2014
09.08 38mi USA2nd Telluride Mountain Run 12:53:12 h50
19.07 50km USA7th Speedgoat 50k 11:26:34 h262
13.07 50mi USA7th Leadville Silver Rush 50 Mile Run 12:50:30 h316
05.07 50mi USA8th Moab's Alpine to Slickrock 50mi 15:55:03 h23
31.05 50km USA6th Golden Gate Dirty 30 9:47:02 h222
24.05 50km USA9th Jemez Mountain 50km Trail Run 9:59:47 h128
2013
14.07 50mi USA6th Leadville Silver Rush 50 Mile Run 12:33:36 h327
14.06 50mi USA22th Bighorn Mountain Wild & Scenic 50mi Trail Run 14:39:23 h145
01.06 50km USA5th Golden Gate Dirty 30 9:08:49 h234
25.05 50km USA8th Jemez Mountain 50km Trail Run 9:17:49 h144
2010
31.07 50km USA3rd Speedgoat 50k 9:16:32 h95
18.07 50mi USA3rd Leadville Silver Rush 50 Mile Run 10:44:48 h75
18.06 50mi USA19th Bighorn Mountain Wild & Scenic 50mi Trail Run 14:20:12 h114
05.06 50km USA2nd Golden Gate Dirty 30 8:24:23 h74
2009
12.09 100mi USA30th Wasatch Front 100 Mile 32:13:56 h88
22.08 100mi USA27th Leadville Trail 100 Mile 29:28:58 h233
26.07 50mi USA2nd Leadville Silver Rush 50 Mile Run 10:24:49 h55
19.06 50mi USA18th Bighorn Mountain Wild & Scenic 50mi Trail Run 13:36:56 h83
02.05 100km USA14th Miwok 100k Trail race 15:05:21 h220
13.03 100km USA2nd Coyote Two Moon Ultras 100 km 17:43:00 h12
14.02 55km USA3rd Moab Red Hot 55k 6:56:54 h105
2008
20.09 50mi USA4th Moab's Alpine to Slickrock 50mi 12:12:00 h15
06.09 100mi USA29th Wasatch Front 100 Mile 31:18:36 h67
26.07 50km USA9th High Mountain 50 km 6:38:54 h34
20.07 50mi USA1st Leadville Silver Rush 50 Mile Run 9:39:43 h24
20.06 50mi USA17th Bighorn Mountain Wild & Scenic 50mi Trail Run 11:39:12 h43
07.06 50km USA1st Sage Burner Trail Run 6:19:00 h22
17.05 50mi USA3rd Jemez Mountain 50mi Trail Run 14:51:06 h74
19.04 50mi USA16th Leona Divide 50 Mile Run 10:06:07 h76
21.03 100km USA1st Coyote Two Moon Ultras 100 km 20:00:00 h24
2007
22.09 50mi USA3rd Moab's Alpine to Slickrock 50mi 12:10:46 h20
15.09 50mi USA1st Run Rabbit Run 50 Mile UltraMarathon 12:11:00 h38
18.08 100mi USA25th Leadville Trail 100 Mile 26:46:35 h73
28.07 50km USA8th High Mountain 50 km 6:53:50 h26
21.04 50mi USA15th Leona Divide 50 Mile Run 10:18:10 h62
2006
19.08 100mi USA24th Leadville Trail 100 Mile 28:04:24 h97
16.07 50km USA7th High Mountain 50 km 6:41:53 h25
2001
16.06 50mi USA10th Bighorn Mountain Wild & Scenic 50mi Trail Run 12:42:16 h28
1999
17.07 100km USAElkhorn Mountain Endurance Run 100 km 14:26:16 h45
19.06 50mi USA8th Bighorn Mountain Wild & Scenic 50mi Trail Run 13:16:32 h30
1998
22.08 100mi USA16th Leadville Trail 100 Mile 29:22:53 h166
17.01 50km USA4th Mountain Mist 50k 6:33:54 h70