Douglas Beyerlein
ID 82140
Born : 1950 Cat. M75 Ultrarunner since 1985 USA
47
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
48
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
2
Countries visited ?CANCanadaUSAUnited States
64,0%
Rank quotient ?This runner's calculation uses 57 eligible race(s): Σ(rank − 1) = 4 285; Σ finishers = 6 699. 4 285 / 6 699 × 100 = 63.96%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed57
Km — ultra races3 322 km
> 100 km1
> 160 km1
Longest race160,9 km
2nd Grand Teton Races 100 Miles — 2/9/2006

Km per year (ultra races)

95
2 races
2022
45
1 race
2023
95
2 races
2024
50
1 race
2025
50
1 race
2026

Race types (share of distance)

Road6,8%
Trail93,2%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 30
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km4h56'4750 mi8h58'59100 mi37h55'35

HISTORY

57 race(s)
DateRacePerf.Rk
2026
06.06 50km USA17th Vashon Ultramarathon 50k 7:47:02 h29
2025
15.06 50km USA12th Mary's Peak 50k Ultra Trail Race 10:25:46 h57
2024
30.11 28mi USA39th Quad Dipsea Trail Run 8:42:00 h255
11.05 50km USA16th Sun Mountain 50 km Trail Races 8:23:12 h219
2023
25.11 28mi USA38th Quad Dipsea Trail Run 8:53:26 h332
2022
26.11 28mi USA37th Quad Dipsea Trail Run 8:36:13 h272
14.05 50km USA9th Mary's Peak 50k Ultra Trail Race 6:54:32 h35
2021
27.11 28mi USA36th Quad Dipsea Trail Run 8:12:30 h232
03.07 50km USA4th Ultramook 50k on the Tillamook Ridge 6:49:35 h32
2019
16.02 50km USA7th FOURmidable 50K 8:06:33 h166
2018
24.11 28mi USA34th Quad Dipsea Trail Run 7:59:55 h217
2017
18.02 50km USA5th FOURmidable 50K 7:19:18 h125
2016
04.06 50mi USA14th Rainier to Ruston Rail-Trail 50 Mile Ultra 12:25:34 h31
2015
05.12 50km USA9th Endurance Challenge - California Trail 50 km 6:32:40 h221
2013
30.11 28mi USA29th Quad Dipsea Trail Run 6:59:04 h161
2008
20.12 50km USA4th Rodeo Beach 50km 6:14:57 h43
2007
01.12 50km USA1st Endurance Challenge - California Trail 50 km 7:13:19 h28
22.04 50mi USA24th Mt. Si 50 Miles Ultra Run 9:34:19 h39
17.03 50km USA15th Chuckanut 50K 6:41:24 h181
2006
02.09 100mi USA2nd Grand Teton Races 100 Miles 37:55:35 h21
29.07 50mi USA14th White River 50 Mile Trail Run 11:48:08 h94
15.07 50km USA8th Siskiyou Out Back 50 km Trail Run 6:02:01 h57
23.04 50km USA23rd Mt. Si 50 km Ultra Run 5:20:03 h31
25.03 50km USA2nd ORRC March Mudness 50 km Ultramararathon 5:59:13 h35
2005
17.04 50mi USA22nd Mt. Si 50 Miles Ultra Run 8:58:59 h23
2004
13.11 50km USA11th Ron Herzog 50K 5:55:02 h20
2001
24.11 28mi USA17th Quad Dipsea Trail Run 6:23:34 h86
10.11 50km USA10th Ron Herzog 50K 5:12:04 h10
22.09 50km USA7th Cle Elum Ridge 50k 7:25:26 h66
28.07 50mi USA9th White River 50 Mile Trail Run 11:54:04 h113
2000
25.11 28mi USA16th Quad Dipsea Trail Run 5:43:20 h62
23.09 50km USA6th Cle Elum Ridge 50k 6:27:22 h35
29.07 47.6mi USA8th White River 50 Mile Trail Run 11:18:02 h44
09.04 56mi USA17th Mt. Si 50 Miles Ultra Run 7:39:43 h4
18.03 50km USA8th Chuckanut 50K 5:56:43 h43
15.01 50km USA5th Bridle Trails Winter Running Festival 7:02:55 h31
1999
13.11 50km USA8th Ron Herzog 50K 4:56:47 h5
25.09 50km USA5th Cle Elum Ridge 50k 6:17:01 h25
14.08 34mi USA3rd Glacier Peak Trail Run 7:33:20 h4
24.07 47.6mi USA7th White River 50 Mile Trail Run 9:43:52 h28
05.06 50km USA10th Shadow of the Giants 50K 5:32:36 h22
11.04 52mi USA16th Mt. Si 50 Miles Ultra Run 8:29:54 h5
1998
28.11 28mi USA14th Quad Dipsea Trail Run 5:58:25 h74
14.11 50km USA7th Ron Herzog 50K 5:31:41 h11
26.09 50km USA4th Cle Elum Ridge 50k 7:46:09 h86
21.03 50km USA6th Chuckanut 50K 7:17:13 h66
1997
29.11 28mi USA13th Quad Dipsea Trail Run 6:30:44 h115
08.11 50km USA6th Ron Herzog 50K 6:06:00 h25
27.09 50km USA3rd Cle Elum Ridge 50k 7:14:41 h64
1995
29.07 47.6mi USA3rd White River 50 Mile Trail Run 10:27:38 h43
08.07 30mi CAN7th Knee Knackering North Shore Trail Run 8:10:26 h117
1994
30.07 47.6mi USA2nd White River 50 Mile Trail Run 9:56:42 h20
24.04 75km USA11th Falls to Gasworks Ultra Run 6:38:26 h6
1992
19.04 75km USA9th Falls to Gasworks Ultra Run 6:44:09 h6
1988
17.04 75km USA6th Falls to Gasworks Ultra Run 7:04:56 h10
1986
03.08 50km USA5th Skyline 50k Endurance Run 5:24:54 h32
1985
04.08 50km USA4th Skyline 50k Endurance Run 5:29:09 h128