Joseph Holmberg
ID 75322
Born : 1941 Cat. M85 Ultrarunner since 1991 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
50,7%
Rank quotient ?This runner's calculation uses 55 eligible race(s): Σ(rank − 1) = 4 895; Σ finishers = 9 657. 4 895 / 9 657 × 100 = 50.69%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed55
Km — ultra races3 708 km
> 100 km4
> 160 km1
> 24h4
> 48h1
Longest race172,6 km
2nd Jim Skophammer/BAUR 24 Hour — 19/7/1997

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road33,8%
Trail66,2%

Records

50 km4h24'57100 km10h50'2650 mi8h08'5824 h172,60 km

HISTORY

56 race(s)
DateRacePerf.Rk
2000
12.08 50km USA2nd Mt. Hood 50 km Trail Run 6:17:00 h38
12.02 50km USA22nd Jed Smith Ultra Classic - 50 km Race 5:10:48 h63
1999
13.11 50mi USA4th Helen Klein Ultra Classic 50mi 8:42:44 h43
23.10 52.4mi USA13th Sierra Nevada Endurance 52 Mile Run 12:15:26 h82
12.06 50km USA2nd Best Run By A Dam Site 6:17:28 h35
08.05 50km USA16th Quicksilver 50 km Endurance Run 5:53:23 h46
24.04 50km USA4th McDonald Forest 50K Trail Run 6:16:24 h58
10.04 50mi USA20th American River 50 Mile Endurance Run 9:04:04 h172
13.03 50km USA10th Way Too Cool 50K Endurance Run 5:43:12 h199
13.02 50km USA21st Jed Smith Ultra Classic - 50 km Race 4:42:10 h50
1998
14.11 50km USA7th Ron Herzog 50K 5:52:34 h18
29.08 50km USA11th McKenzie River 50 km Trail Run 6:18:32 h49
09.05 50km USA15th Quicksilver 50 km Endurance Run 5:55:08 h67
04.04 50mi USA19th American River 50 Mile Endurance Run 9:16:52 h204
14.03 50km USA9th Way Too Cool 50K Endurance Run 5:47:37 h156
07.02 50km USA20th Jed Smith Ultra Classic - 50 km Race 4:48:52 h47
1997
29.11 28mi USA13th Quad Dipsea Trail Run 6:52:35 h142
02.08 50km USA16th Skyline 50k Endurance Run 5:43:27 h90
19.07 24h USA2nd Jim Skophammer/BAUR 24 Hour 172.602 km5
17.05 50km USA12th Silver State 50 km 8:03:45 h43
10.05 50km USA14th Quicksilver 50 km Endurance Run 5:40:48 h46
19.04 50mi USA12th Ruth Anderson Ultra 100km - 50mi Split 8:35:09 h26
19.04 100km USA12th Ruth Anderson Ultra 100km 10:50:26 h24
05.04 50mi USA18th American River 50 Mile Endurance Run 9:07:40 h206
22.03 50km USA9th The HAT Run 50K 5:40:29 h68
15.03 50km USA8th Way Too Cool 50K Endurance Run 5:35:15 h171
18.01 50km USA19th Jed Smith Ultra Classic - 50 km Race 4:36:37 h49
1996
16.11 50mi USA1st Helen Klein Ultra Classic 50mi 8:26:14 h19
22.07 24h USA1st Jim Skophammer/BAUR 24 Hour 135.184 km16
01.06 50km USA7th Shadow of the Giants 50K 6:17:52 h63
18.05 50km USA11th Silver State 50 km 9:56:05 h56
11.05 50km USA13th Quicksilver 50 km Endurance Run 5:58:38 h39
20.04 100km USA11th Ruth Anderson Ultra 100km 12:05:00 h24
06.04 50mi USA17th American River 50 Mile Endurance Run 10:51:28 h340
03.02 50km USA18th Jed Smith Ultra Classic - 50 km Race 5:22:05 h98
1995
14.10 50km USA2nd Cuyamaca-Laguna 50k Trail Race 6:36:32 h43
13.05 50mi USA12th Quicksilver 50 Mile Endurance Run 11:16:48 h48
01.04 50mi USA16th American River 50 Mile Endurance Run 10:01:55 h309
11.03 50km USA6th Way Too Cool 50K Endurance Run 6:49:06 h216
05.02 50km USA17th Jed Smith Ultra Classic - 50 km Race 4:53:56 h42
1994
19.11 50mi USA32nd JFK 50 Mile 9:09:07 h129
17.09 50km USAPacific Crest Trail 50 km 6:48:11 h26
12.03 50km USA5th Way Too Cool 50K Endurance Run 6:25:35 h241
05.02 100km USA100km Jed Smith Ultra Classic 11:58:40 h53
1993
18.09 50mi USA1st PCT 50 Mile Trail Run 8:08:58 h43
18.09 50km USAPacific Crest Trail 50 km 8:08:58 h44
08.05 50mi USA10th Quicksilver 50 Mile Endurance Run 10:13:37 h45
03.04 50mi USA14th American River 50 Mile Endurance Run 8:37:36 h136
13.03 50km USA4th Way Too Cool 50K Endurance Run 6:28:15 h240
01.01 72h USA3rd Gibson Ranch 72-hour Classic 119.091 km7
1992
02.08 50km USA11th Skyline 50k Endurance Run 6:02:43 h55
04.04 50mi USA13th American River 50 Mile Endurance Run 9:13:43 h190
08.02 50km USA14th Jed Smith Ultra Classic - 50 km Race 4:24:57 h25
1991
28.12 24h USA2nd Gibson Ranch 24-hour Classic 125.528 km24
06.04 50mi USA12th American River 50 Mile Endurance Run 8:57:35 h147
09.02 50km USA13th Jed Smith Ultra Classic - 50 km Race 5:18:14 h61