Andy Colbert
ID 774563
Born : 1958 Cat. M65 Ultrarunner since 2015 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
33,7%
Rank quotient ?This runner's calculation uses 53 eligible race(s): Σ(rank − 1) = 1 229; Σ finishers = 3 649. 1 229 / 3 649 × 100 = 33.68%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed53
Km — ultra races4 186 km
> 100 km5
> 160 km4
> 24h2
Longest race160,9 km
9th The Hennepin Hundred - 100 Mile Run — 7/10/2023

Km per year (ultra races)

438
6 races
2022
659
7 races
2023
461
6 races
2024
522
7 races
2025
80
1 race
2026

Race types (share of distance)

Road9,4%
Trail86,9%
Elim.3,7%

Wins & podiums (ultra)

🏆 Win3
🏆 Win M4
🏅 Top 38
🏅 Top 3 M9
Longest winning streak1
Current streak1

Records

50 km4h25'22100 km12h33'5750 mi9h25'16100 mi22h52'2312 h77,25 km24 h137,53 kmBackyard12 loops

HISTORY

53 race(s)
DateRacePerf.Rk
2026
28.02 50mi USA8th Grandmaster Ultras 50 Mile Run 11:10:00 h1 🏆
2025
04.10 50mi USA11th The Hennepin Hundred - 50 Mile Run 10:26:09 h21
14.09 50km USA21st Rock Cut Hobo 50K 5:32:14 h18
31.05 Backyard Ultra USA1st Elsa Chicken Plucker Backyard Ultra 80.472 km (12h)8
10.05 50mi USA44th Ice Age Trail 50 Mile Run 11:15:46 h124
22.03 50mi USA28th OPSF Ultra 50 Mile Race 12:27:21 h6
28.02 100km USA7th Grandmaster Ultras 100 km Run 14:50:00 h2 🥈
01.02 50km USA37th John Dick Memorial 50K 5:22:16 h20
2024
12.10 50mi USA14th Des Plaines River 50 Miles Trail Race 9:25:16 h18
15.09 50km USA20th Rock Cut Hobo 50K 5:06:54 h3 🥉
31.08 100km USA6th Temptation 200 - 100km Ultra Race 14:48:25 h3 🥉
09.06 50km USA3rd Hiawatha Trail Run 5:24:28 h22
11.05 50mi USA43th Ice Age Trail 50 Mile Run 9:58:00 h83
16.02 100km USA6th Grandmaster Ultras 100 km Run 14:21:00 h1 🏆
2023
02.12 50km USA2nd The Guv'nor Frozen 50 5:40:44 h16
07.10 100mi USA9th The Hennepin Hundred - 100 Mile Run 23:06:33 h64
02.09 50km USA5th Temptation 200 - 50km only Ultra Race 5:14:30 h2 🥈
29.07 100km USA5th Badger Trail Races by Ten Junk Miles Racing 12:33:57 h7
15.04 50mi USA3rd Loud Thunder 50 Mile Race 13:21:56 h21
14.04 50mi USA23nd Potawatomi 50 Mile Trail Run 12:45:01 h26
04.03 24h USA10th Jackpot Ultra Running Festival 24 Hour Race 137.532 km7
2022
11.06 100km USA27th Kettle Moraine 100 km Endurance Run 13:40:44 h18
14.05 50mi USA41th Ice Age Trail 50 Mile Run 10:12:21 h45
09.04 50mi USA22nd Potawatomi 50 Mile Trail Run 11:23:25 h14
26.02 12h USA2nd Bald Unyielding Twilight Trail Trial - 12 Hours 77.248 km2 🥈
05.02 50km USA34th John Dick Memorial 50K 6:04:42 h27
08.01 50km USA10th Frozen Gnome 50K 6:54:59 h24
2021
13.11 49.6mi USA9th tBunk Endurance Challenge 50 Mile 11:16:01 h21
12.09 50km USA17th Rock Cut Hobo 50K 6:59:57 h13
04.09 100km USA8th Booneville Backroads Ultra 100 km 13:21:06 h7
28.08 50mi USA2nd White Pine 50 Mile Backcountry Run 13:26:16 h31
07.08 100km USA20th Katcina Mosa 100K Mountain Run 17:15:33 h18
05.02 100mi USA3rd Grandmaster Ultras 100 Mile Run 26:10:31 h5
2020
16.10 100mi USA3rd Mines of Spain 100 Mile Race 27:24:47 h29
05.09 100km USA7th Booneville Backroads Ultra 100 km 14:58:24 h8
29.08 50mi USA1st White Pine 50 Mile Backcountry Run 13:42:07 h20
20.06 28mi USA13th Logan Peak 28 Mile Trail Race 6:26:55 h71
2019
26.10 8h USA2nd Big Hill Bash Ultra 55.039 km1 🏆
15.09 50km USA16th Rock Cut Hobo 50K 4:25:22 h4
23.03 34mi USA2nd Skunk Ape 806 Ultra Trail Race 7:11:00 h10
2018
09.09 50km USA15th Rock Cut Hobo 50K 5:19:53 h9
25.08 15h USA5th Painful Elimination 75.236 km8
02.06 50mi USA22nd Snow Peaks 50 Mile Trail Run 11:53:52 h80
24.03 50mi USA13th Antelope Island Buffalo Run 50 Mile 9:37:27 h42
2017
07.10 100mi USA3rd The Hennepin Hundred - 100 Mile Run 22:52:23 h33
10.09 50km USA14th Rock Cut Hobo 50K 5:40:05 h22
08.07 50mi USA14th Dances with Dirt - Devil's Lake 50M Ultra 10:33:05 h18
18.03 50mi USA12th Antelope Island Buffalo Run 50 Mile 9:50:01 h25
07.01 50km USA5th Frozen Gnome 50K 5:47:04 h14
2016
11.09 50km USA13th Rock Cut Hobo 50K 5:12:21 h10
09.07 50km USA9th Speedgoat 50k 9:35:31 h124
2015
14.11 50km USA5th Antelope Island Fall Classic 50K 5:14:30 h39
13.09 50km USA12th Rock Cut Hobo 50K 5:18:02 h17