Marvin Skagerberg
Born : 1938 Cat. M85 Ultrarunner since 1979 USA
76
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
106
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
5
Countries visited ?CANCanadaFRAFranceGBRUnited KingdomGREGreeceUSAUnited States
61,7%
Rank quotient ?This runner's calculation uses 96 eligible race(s): Σ(rank − 1) = 2 358; Σ finishers = 3 821. 2 358 / 3 821 × 100 = 61.71%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed98
Km — ultra races17 618 km
> 100 km55
> 160 km51
> 200 km26
> 24h50
> 48h32
Longest race664,7 km

Km per year (ultra races)

2022
64
1 race
2023
63
1 race
2024
2025
2026

Race types (share of distance)

Road87,0%
Trail3,1%
Stage0,9%
?8,9%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 35
🏅 Top 3 M7
Longest winning streak1
Current streak0

HISTORY

100 race(s) · 47 split(s) nested
DateRacePerf.Rk
2024
29.08 91h USA10th A Race for the Ages 62.764 km99
2023
31.08 90h USA9th A Race for the Ages 64.373 km108
2020
28.09 6d USA12th 3 Days at the Fair 6 Days Race 201.168 km18
2019
07.12 24h USA3rd Perpetual Motion 24 Hour Race 59.616 km18
25.08 6d USA2nd Six Days in the Dome - The Redux 184.920 km61
2018
01.12 24h USA2nd Perpetual Motion 24 Hour Race 65.983 km20
30.08 86h USA4th A Race for the Ages 177.027 km66
14.05 6d USA10th 3 Days at the Fair 6 Day Race 201.168 km35
2017
31.08 83h USA3rd A Race for the Ages 120.700 km88
19.05 48h USA9th 3 Days at the Fair 48 Hour Race 64.373 km39
2016
01.09 85h USA2nd A Race for the Ages 162.543 km93
2015
04.09 84h USA1st A Race for the Ages 160.934 km89
2014
18.10 50km USA4th Taturs Pumpkin Holler 50 km Race 11:56:47 h86
2012
12.07 500km USA7th Last Annual Vol-State 500K Endurance Run 11d 06:43:53 h15
04.02 50mi USA20th Rocky Raccoon 50 Mile Trail Run 20:46:25 h259
2010
23.10 24h USA2nd 24H The Hard Way 46.429 km38
15.07 500km USA5th Last Annual Vol-State 500K Endurance Run 9d 12:20:44 h6
23.04 6d USA13th Sri Chinmoy 6 Day Race 183.465 km37
2009
20.11 48h USA9th Ultracentric 48 Hour Run 161.373 km5
1997
24.04 10d USA2nd Sri Chinmoy 10 Day Race 228.526 km12
1994
08.05 7d USA7th Sri Chinmoy 7 Day Race 402.336 km22
1993
07.11 6d USA4th Gibson Ranch 6-Day Classic 321.868 km13
01.01 6d USA3rd Gibson Ranch 6-Day Classic 337.962 km19
1992
09.05 50mi USA9th Dawn to Dusk 50 Mile 10:55:28 h1 🏆
1991
06.05 7d USA4th Sri Chinmoy 7 Day Race 284.853 km26
1990
25.07 135mi USA4th Badwater Ultramarathon 2d 04:18:00 h12
17.06 6d USA11th Painzone Six Day (Weston Six Day) 311.005 km22
1989
29.12 72h USA7th Across the Years, 72h 246.800 km6
18.06 6d USA10th Painzone Six Day (Weston Six Day) 59.948 km20
07.04 100km USA10th Great Philadelphia to Atlantic City Road Race 11:45:03 h12
1988
26.11 6d GBR1st Six Day Track Race Gateshead 402.800 km10
05.11 48h GBRBlackpool 48 hours track race 242.000 km18
30.09 245.3km GRE6. Spartathlon 33:32:48 h15
20.05 24h USA2nd Sri Chinmoy Ultra Trio 1000 Mile Race - 24h Split 98.169 km11
20.05 48h USA2nd Sri Chinmoy Ultra Trio 1000 Mile Race - 48h Split 165.762 km11
07.05 24h USA5th Dawn to Dusk 24 Hour 104.607 km12
16.04 50mi USAAlfred E. Packer 50 Mile Run 9:50:24 h31
02.04 100mi USA3rd Sri Chinmoy 100 Mile Road Race 23:27:13 h14
05.03 60km USA10th NYRR Knickerbocker 60K 6:16:19 h38
30.01 24h CANValley 24-hour Indoor Run 166.320 km4
02.01 48h USA1st Show-Me State Indoor 48h 168.449 km7
1987
07.11 5d USA3rd Sri Chinmoy 5 Day Race 354.055 km22
17.10 50mi USA17th Aldo Scandurra 50 Mile Run 7:06:12 h4
22.08 24h USADick Collins 24 Hour Track Run 162.797 km10
1986
29.12 48h USAColumbia Bicentennial 48h 99.601 km17
12.10 50km USAAMJA 50 km Ultramarathon 4:29:38 h45
12.10 50mi USAAMJA 50 Mile Ultramarathon 8:28:14 h41
12.10 100km USAAMJA 100 km Ultramarathon 10:51:37 h12
22.06 6d USA7th Edward Payson Weston Six Day Track Race 484.412 km12
26.04 1000km USA1st Sri Chinmoy 1000 Mile Race - 1000km Split 13d 19:03:00 h9
26.04 6d USA1st Sri Chinmoy 1000 Mile Race - 6d Split 526.255 km8
14.02 24h USAMultiplex Indoor 24-hour race 171.907 km8
1985
13.10 50mi USAAMJA 50 Mile Ultramarathon 7:21:47 h36
13.10 100km USAAMJA 100 km Ultramarathon 9:29:47 h8
09.08 100mi/3stages USA5th New York Pioneer Club 100 Mile Trek 16:07:42 h8
11.01 48h USAHaverford Indoor 48 Hour 111.149 km30
1984
23.11 24h USANick Marshall Track Run 51.993 km35
03.11 100km USA5th Great Philadelphia to Atlantic City Road Race 9:30:52 h19
02.07 6d USANYRRC Six-Day Race 580.279 km22
17.06 6d USA5th Edward Payson Weston Six Day Track Race 664.659 km6
28.04 24h USASpringfield RRC 24 Hour 190.400 km4
16.03 48h FRA2ème 48 Heures Pedestre a Montauban 274.080 km12
13.01 48h USAHaverford Indoor 48 Hour 308.980 km6
1983
17.12 100km USA2nd Tallahassee Ultra Distance Classic 100K 9:59:55 h11
12.11 100km USA4th Great Philadelphia to Atlantic City Road Race 9:09:45 h11
31.07 6d GBR3rd Charles Rowell Six-Day Track Race 661.600 km6
19.06 6d USA4th Edward Payson Weston Six Day Track Race 652.588 km4
13.05 48h GBRGloucester 48 Hour Track Race 290.198 km4
01.05 50mi USA10th Lake Waramaug 50mi Ultra Marathon 8:26:09 h73
26.03 50mi USAAlfred E. Packer 50 Mile Run 9:34:02 h24
05.03 100mi USAColumbia 100 Mile Run 18:57:18 h4
05.03 24h USAColumbia 24 Hour Run 169.600 km4
14.01 48h USAHaverford Indoor 48 Hour 283.560 km6
1982
22.11 100km USAMetropolitan 100 km 10:16:15 h5
06.11 50mi USA12th Metropolitan 50 Mile Race 7:18:42 h13
23.10 24h USANick Marshall Track Run 171.207 km4
25.09 24h USA3rd Sri Chinmoy 24 Hour Race 190.333 km12
05.09 108.6mi USAIdiots' Run 22:48:57 h2 🥈
31.07 60km USABroadway Ultra Society Handicap Ultra 5:56:18 h8
27.06 6d USA3rd Edward Payson Weston Six Day Track Race 564.879 km7
02.05 50mi USA9th Lake Waramaug 50mi Ultra Marathon 8:50:08 h84
24.04 50km USA4th Sybil Ludington 50 km Run 4:47:42 h27
14.03 50km USANew Jersey 50 km Championchip 6:07:33 h28
06.03 24h USAMiami Runners 24 Hour Track Run 162.084 km4
27.02 116.4mi USACross Florida Run 29:47:47 h3 🥉
16.01 24h USAHaverford Indoor 24 Hour 177.609 km6
1981
20.12 50mi USAValley Stream 50 Miler 7:55:47 h27
28.11 60km USAMarathon Plus 60 km Run 5:13:54 h28
28.11 50mi USAMarathon Plus 50 Mile Run 7:36:23 h22
17.10 24h USANick Marshall Track Run 161.600 km2 🥈
26.09 24h USA2nd Sri Chinmoy 24 Hour Race 174.716 km11
22.08 12h USA1st Crocheron 12 Hour Run 111.647 km11
20.06 24h USA1st The Last Annual Rowdy Ultimate 24 Hour Track Race 172.199 km3 🥉
28.02 24h USAMiami Runners 24 Hour Track Run 171.487 km4
1980
11.10 50mi USA10th Metropolitan 50 Mile Race 7:23:44 h15
04.05 50mi USA7th Lake Waramaug 50mi Ultra Marathon 7:31:25 h47
04.05 100km USA7th Lake Waramaug 100km Ultra Marathon 9:48:12 h13
08.03 60km USA3rd NYRR Knickerbocker 60K 5:05:35 h30
26.01 100km USARRCA 100 km Miami 11:02:20 h13
1979
03.11 50mi USA9th Metropolitan 50 Mile Race 7:45:09 h27