Tan Le
Born : 1944 Cat. M80 Ultrarunner since 2009 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
84,6%
Rank quotient ?This runner's calculation uses 50 eligible race(s): Σ(rank − 1) = 3 834; Σ finishers = 4 534. 3 834 / 4 534 × 100 = 84.56%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed50
Km — ultra races3 023 km
> 100 km3
> 160 km3
Longest race160,9 km

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road2,9%
Trail97,1%

HISTORY

50 race(s)
DateRacePerf.Rk
2016
26.03 50mi USA4th San Francisco 50 Mile Endurance Run 16:15:34 h46
30.01 50km USA10th Fremont Fat Ass 50k 6:48:00 h39
2015
15.08 50km USA6th Redwood Summer Trail Run 9:08:07 h23
11.07 50km USA5th Golden Gate 50 km Summer Trail Run 7:29:25 h28
31.01 50km USA9th Fremont Fat Ass 50k 7:18:00 h56
2014
21.06 50km USA5th San Lorenzo River Trail Run 9:12:46 h36
18.05 50km USA27th Ohlone 50K Wilderness Run 9:25:28 h168
05.04 50mi USA35th American River 50 Mile Endurance Run 12:18:02 h665
22.03 50km USA4th Canyon Meadow (Winter) 50 km Trail Run 7:50:23 h43
08.02 50km USA4th Golden Gate 50 km Winter Trail Run 8:44:04 h43
18.01 50km USA4th Steep Ravine 50 km Trail Run 7:59:40 h32
2013
29.12 50km USA12th Woodside Trail Run 50K 7:28:12 h85
14.12 50km USA9th Rodeo Beach 50km 7:57:20 h75
23.11 100mi USA2nd Run D'Amore 100M Endurance Run 31:06:16 h13
09.11 50km USA2nd Lake Chabot 50 km Trail Run 6:32:19 h39
31.08 50km USA2nd Skirt 'n' Dirt 50K Trail Run 8:22:20 h19
03.08 100mi USA1st San Francisco 100 Mile Endurance Run 32:48:31 h10
06.07 50km USA2nd Calero Run 50K 7:42:01 h11
22.06 50km USA4th San Lorenzo River Trail Run 7:33:13 h18
19.05 50km USA26th Ohlone 50K Wilderness Run 8:57:12 h141
09.03 50km USA1st Razorback 50 km Endurance Race 7:13:11 h9
2012
10.11 100mi USA1st Run D'Amore 100M Endurance Run 28:48:30 h9
23.06 50km USA3rd San Lorenzo River Trail Run 7:36:59 h25
03.06 50km USA2nd Canyon Meadow (Spring) 50 km Trail Run 7:48:45 h26
20.05 50km USA25th Ohlone 50K Wilderness Run 9:36:33 h192
07.04 50mi USA33rd American River 50 Mile Endurance Run 13:11:17 h684
17.03 50km USA2nd Canyon Meadow (Winter) 50 km Trail Run 7:11:12 h38
03.03 50km USA2nd Montara Mountain 50 km Trail Run 7:09:42 h30
11.02 50km USA2nd Golden Gate 50 km Winter Trail Run 7:40:48 h35
07.01 50km USA2nd Crystal Springs 50 km Winter Trail Run 7:38:48 h52
2011
13.12 50km USA7th Rodeo Beach 50km 7:31:17 h29
10.12 50km USA2nd Coyote Ridge 50 km Trail Run 8:03:33 h32
03.12 50km USA10th Woodside Trail Run 50K 7:01:54 h56
31.10 50km USA1st Lake Chabot 50 km Trail Run 6:42:11 h32
17.09 50km USA2nd Diablo 50 km Trail Run 9:21:40 h32
20.08 50km USA2nd Redwood Summer Trail Run 8:34:34 h16
18.06 50km USA8th Pacifica 50 km Trail Run - Summer Edition 7:21:44 h27
04.06 50km USA1st Canyon Meadow (Spring) 50 km Trail Run 7:23:58 h17
22.05 50km USA24th Ohlone 50K Wilderness Run 8:11:16 h144
08.05 50km USA7th Sequoia Trail Run 7:38:15 h20
09.04 50mi USA32nd American River 50 Mile Endurance Run 11:39:30 h478
26.03 50km USA10th Woodside Trail Run 50K 7:27:59 h49
12.03 50km USA1st Canyon Meadow (Winter) 50 km Trail Run 6:59:17 h13
26.02 50km USA8th Redwood Park 50K Trail Run 7:06:33 h45
12.02 50km USA1st Steep Ravine 50 km Trail Run 7:37:00 h15
23.01 50km USA8th Pacifica 50 km Trail Run - Winter Edition 7:10:34 h41
08.01 50km USA1st Crystal Springs 50 km Winter Trail Run 6:23:08 h22
2010
04.12 50km USA9th Woodside Trail Run 50K 6:48:23 h34
12.06 12h USA4th Lake Merritt Half Day 12 Hour Run 87.744 km8
2009
08.08 50mi USA3rd Headlands Hundred 50 Mile Endurance Run 13:38:35 h84