Michael Quigley
ID 106513
Born : 1952 Cat. M70 Ultrarunner since 1986 USA
36
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
50,9%
Rank quotient ?This runner's calculation uses 36 eligible race(s): Σ(rank − 1) = 3 728; Σ finishers = 7 317. 3 728 / 7 317 × 100 = 50.95%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed36
Km — ultra races2 255 km
> 100 km1
> 24h1
Longest race133,2 km
3rd Redwood Empire 24 Hour Run — 22/3/1986

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road5,9%
Trail94,1%

Records

50 km5h32'1050 mi7h20'4324 h133,17 km

HISTORY

36 race(s) · 1 split(s) nested
DateRacePerf.Rk
2007
24.11 28mi USA23rd Quad Dipsea Trail Run 6:55:32 h166
26.08 31.5mi USA10th Tamalpa Headlands 50K 6:35:02 h81
2006
25.11 28mi USA22nd Quad Dipsea Trail Run 7:02:31 h166
26.08 31.5mi USA9th Tamalpa Headlands 50K 6:43:07 h110
01.04 50mi USA27th American River 50 Mile Endurance Run 9:53:20 h185
2005
26.11 28mi USA21st Quad Dipsea Trail Run 6:31:23 h115
27.08 31.5mi USA8th Tamalpa Headlands 50K 6:35:16 h108
02.04 50mi USA26th American River 50 Mile Endurance Run 10:20:32 h255
2004
27.11 28mi USA20th Quad Dipsea Trail Run 6:28:48 h113
03.04 50mi USA25th American River 50 Mile Endurance Run 9:50:20 h196
2003
29.11 28mi USA19th Quad Dipsea Trail Run 6:14:18 h109
23.08 31.5mi USA6th Tamalpa Headlands 50K 6:09:59 h103
05.04 50mi USA24th American River 50 Mile Endurance Run 9:23:15 h178
2002
30.11 28mi USA18th Quad Dipsea Trail Run 6:21:35 h126
24.08 31.5mi USA5th Tamalpa Headlands 50K 5:50:47 h88
06.04 50mi USA23rd American River 50 Mile Endurance Run 8:49:50 h101
2001
24.11 28mi USA17th Quad Dipsea Trail Run 6:31:55 h98
25.08 31.5mi USA4th Tamalpa Headlands 50K 6:30:16 h105
07.04 50mi USA22nd American River 50 Mile Endurance Run 9:27:02 h147
2000
25.11 28mi USA16th Quad Dipsea Trail Run 6:45:24 h145
03.06 50km USA3rd Best Run By A Dam Site 6:24:02 h19
01.04 50mi USA21st American River 50 Mile Endurance Run 10:17:22 h205
1999
27.11 28mi USA15th Quad Dipsea Trail Run 7:15:12 h151
10.04 50mi USA20th American River 50 Mile Endurance Run 9:56:41 h294
1990
24.11 28mi USA6th Quad Dipsea Trail Run 6:14:48 h59
1989
28.01 50mi USA3rd Ledson Marsh 50 Mile 8:43:00 h19
1988
26.11 28mi USA4th Quad Dipsea Trail Run 5:35:35 h27
08.10 50mi USA6th Dick Collins Firetrails 50 Mile 9:49:36 h25
17.09 50km USAPacific Crest Trail 50 km 6:52:32 h47
10.04 50mi USA9th American River 50 Mile Endurance Run 9:11:58 h89
30.01 50mi USA2nd Ledson Marsh 50 Mile 7:20:43 h6
1987
27.11 28mi USA3rd Quad Dipsea Trail Run 5:23:41 h26
10.10 50mi USA5th Dick Collins Firetrails 50 Mile 9:49:36 h31
01.08 50km USA6th Skyline 50k Endurance Run 5:32:10 h31
18.01 50mi USA1st Ledson Marsh 50 Mile 7:45:55 h9
1986
22.03 24h USA3rd Redwood Empire 24 Hour Run 133.173 km31