Christopher Lay
ID 556472
Born : 1981 Cat. M45 Ultrarunner since 2014 USA
28
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
46
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
52,1%
Rank quotient ?This runner's calculation uses 28 eligible race(s): Σ(rank − 1) = 1 454; Σ finishers = 2 790. 1 454 / 2 790 × 100 = 52.11%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed28
Km — ultra races2 647 km
> 100 km7
> 160 km7
Longest race160,9 km
8th The Hellbender One Hundred — 8/5/2026

Km per year (ultra races)

311
3 races
2022
2023
341
3 races
2024
150
2 races
2025
241
2 races
2026

Race types (share of distance)

Trail100,0%

Records

50 km4h47'30100 km14h18'1850 mi9h51'16100 mi23h26'35

HISTORY

28 race(s)
DateRacePerf.Rk
2026
08.05 100mi USA8th The Hellbender One Hundred 30:49:08 h92
21.03 50mi USA4th Mount Mitchell Heartbreaker 13:42:24 h68
2025
16.08 100km USA11th Twisted Branch Trail Run 19:11:42 h106
05.04 50km USA5th Mount Toby 50k Race 7:51:17 h31
2024
06.09 100mi USA45th Wasatch Front 100 Mile 35:29:02 h150
13.07 100km USA2nd Great Hill Ultra 14:18:18 h7
01.06 50mi USA12th Cayuga Trails 50 Mile Race 13:39:45 h83
2022
22.07 100mi USA24th Cascade Crest Classic 100 Mile 31:23:57 h75
04.06 50mi USA10th Cayuga Trails 50 Mile Race 12:11:27 h41
07.05 43mi USA15th TARC Wapack and Back 43 Mile Trail Race 13:20:00 h9
2021
17.09 100mi USA13th Grindstone 100 Mile 30:57:06 h71
21.08 100km USA7th Twisted Branch Trail Run 18:34:18 h85
2019
17.08 100km USA5th Twisted Branch Trail Run 17:22:24 h76
2018
21.07 100mi USA30th Vermont 100 Mile Endurance Race 25:57:11 h169
12.05 43mi USA12th TARC Wapack and Back 43 Mile Trail Race 12:55:58 h8
2017
24.06 50km USA4th Catamount Ultra Marathon 6:44:31 h63
10.06 50mi USA6th OSS/CIA 50 Mile Night Run 11:39:31 h9
13.05 43mi USA11th TARC Wapack and Back 43 Mile Trail Race 13:24:01 h13
08.04 50km USA4th Runamuck 50K 5:28:35 h61
2016
16.07 100mi USA28th Vermont 100 Mile Endurance Race 23:26:35 h95
25.06 50km USA3rd Catamount Ultra Marathon 5:35:18 h37
11.06 50mi USA5th OSS/CIA 50 Mile Night Run 11:21:17 h4
29.05 50km USA11th Trail Festival at Pineland Farms 4:47:30 h28
2015
10.10 100mi USA3rd TARC 100 Mile 29:07:25 h17
12.09 50mi USA5th TARC Fall Classic 50 Mile 9:51:16 h7
08.08 50km USA2nd MD Heat Trail Race 6:29:28 h13
2014
07.06 50mi USA2nd TARC 50 Mile 12:45:48 h42
06.04 50km USA1st Cape Cod 50K Trail Race 6:09:19 h22