Alan Tucker

Born : 1964 Cat. M60 Ultrarunner since 2007

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

United States

85,1%

Rank quotient ?This runner's calculation uses 7 eligible race(s): Σ(rank − 1) = 302; Σ finishers = 355. 302 / 355 × 100 = 85.07%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed7

Km — ultra races397 km

Longest race81,7 km

6th Flatlanders 12 Hour Run — 5/9/2010

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road37,0%

Trail63,0%

Records

50 km6h46'32 12 h81,69 km

HISTORY

7 race(s)

Date		Race	Perf.	Rk
2012
02.09	12h	8th Flatlanders 12 Hour Run	65.226 km	21
21.04	50km	14th Double Chubb 50k	8:29:27 h	62
2010
05.09	12h	6th Flatlanders 12 Hour Run	81.690 km	22
10.04	50km	12th Double Chubb 50k	6:46:32 h	59
2009
18.04	50km	11th Double Chubb 50k	6:56:29 h	53
2008
18.10	50km	2nd Spirit of the Osage 50k	7:06:28 h	46
2007
14.04	50km	9th Double Chubb 50k	7:35:37 h	46

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	5/9/2010	6th Flatlanders 12 Hour Run	81,69	×4
✓ 2	2/9/2012	8th Flatlanders 12 Hour Run	65,23	×3
✓ 3	21/4/2012	14th Double Chubb 50k	50,00	×2
✓ 4	10/4/2010	12th Double Chubb 50k	50,00	×2
✓ 5	18/4/2009	11th Double Chubb 50k	50,00	×2
✓ 6	18/10/2008	2nd Spirit of the Osage 50k	50,00	×2
✓ 7	14/4/2007	9th Double Chubb 50k	50,00	×2