Edward Masuoka
ID 273281
Born : 1952 Cat. M70 Ultrarunner since 2011 USA
61
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
100
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
67,5%
Rank quotient ?This runner's calculation uses 75 eligible race(s): Σ(rank − 1) = 5 088; Σ finishers = 7 540. 5 088 / 7 540 × 100 = 67.48%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed75
Km — ultra races13 935 km
> 100 km44
> 160 km42
> 200 km22
> 24h19
> 48h14
Longest race564,9 km
4th The Last Annual Heart of the South Road Race — 15/6/2023

Km per year (ultra races)

1 269
3 races
2022
1 065
2 races
2023
2024
392
2 races
2025
129
1 race
2026

Race types (share of distance)

Road61,7%
Trail38,3%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 34
🏅 Top 3 M5
Longest winning streak0
Current streak0

Records

50 km6h40'00100 km15h27'3150 mi12h36'13100 mi25h50'5912 h72,42 km24 h127,56 km48 h241,40 km

HISTORY

75 race(s) · 3 split(s) nested
DateRacePerf.Rk
2026
06.03 47h USA9th Conquer the Wall 47 Hour Endurance Challenge 128.650 km25
2025
28.08 92h USA11th A Race for the Ages 230.136 km19
07.03 47h USA8th Conquer the Wall 47 Hour Endurance Challenge 161.640 km20
2023
13.07 500km USA18th Last Annual Vol-State 500K Endurance Run 9d 10:50:57 h83
15.06 351mi USA4th The Last Annual Heart of the South Road Race 9d 16:14:09 h50
2022
01.09 90h USA8th A Race for the Ages 244.620 km10
14.07 500km USA17th Last Annual Vol-State 500K Endurance Run 7d 15:40:08 h44
16.06 326mi USA3rd The Last Annual Heart of the South Road Race 9d 11:36:47 h49
2021
08.09 89h USA7th A Race for the Ages 226.917 km14
08.07 500km USA16th Last Annual Vol-State 500K Endurance Run 8d 19:44:17 h63
2020
07.03 28mi USA16th Seneca Creek Greenway Trail 28 Mile 8:00:44 h118
2019
12.10 100km USA6th Cloudsplitter 100 - 100 km Run 30:31:25 h26
28.08 87h USA5th A Race for the Ages 241.401 km16
11.07 500km USA14th Last Annual Vol-State 500K Endurance Run 8d 06:02:38 h67
04.05 40mi USA41st Strolling Jim 40 Mile 11:30:10 h179
19.04 72h USA8th Double Top 72 Hour Run 160.773 km3 🥉
16.03 100mi USA7th The Pistol 100 Mile Ultra Run 29:20:19 h63
2018
13.10 100km USA5th Cloudsplitter 100 - 100 km Run 31:07:28 h25
30.08 86h USA4th A Race for the Ages 251.057 km12
12.07 500km USA13th Last Annual Vol-State 500K Endurance Run 9d 16:47:07 h78
2017
18.11 24h USA7th Crooked Road 24 Hour Ultra 127.556 km18
07.10 100km USA4th Cloudsplitter 100 - 100 km Run 29:46:52 h21
31.08 83h USA3rd A Race for the Ages 246.229 km13
13.07 500km USA12th Last Annual Vol-State 500K Endurance Run 9d 14:48:43 h36
19.05 48h USA9th 3 Days at the Fair 48 Hour Race 162.543 km14
29.04 100mi USA5th C&O Canal 100 Mile 29:58:13 h66
2016
12.11 50mi USA7th Stone Mill 50 Mile Run 13:49:17 h202
01.09 85h USA2nd A Race for the Ages 289.681 km3 🥉
14.07 500km USA11th Last Annual Vol-State 500K Endurance Run 7d 06:50:56 h35
13.05 48h USA8th 3 Days at the Fair 48 Hour Race 241.401 km4
30.04 100mi USA4th C&O Canal 100 Mile 27:42:29 h69
06.02 100mi USA24th Rocky Raccoon 100 Mile Trail Run 28:57:32 h205
02.01 100mi USA4th The Pistol 100 Mile Ultra Run 26:30:29 h42
2015
04.09 84h USA1st A Race for the Ages 289.681 km2 🥈
25.07 50mi USA9th Burning River 50 Mile Endurance Run 15:04:00 h144
09.07 500km USA10th Last Annual Vol-State 500K Endurance Run 6d 20:03:29 h20
15.05 48h USA7th 3 Days at the Fair 48 Hour Race 228.526 km6
25.04 100mi USA3rd C&O Canal 100 Mile 28:04:00 h60
03.01 100mi USA3rd The Pistol 100 Mile Ultra Run 25:50:59 h34
2014
15.11 50mi USA5th Stone Mill 50 Mile Run 12:55:51 h242
03.10 100mi USA6th Grindstone 100 Mile 38:13:35 h189
31.08 12h USA5th Labor Pain 12 Hour Endurance Trail Run 72.420 km36
09.08 100mi USA5th Beast of Burden Summer 100 Miler 27:29:25 h23
10.07 500km USA9th Last Annual Vol-State 500K Endurance Run 6d 18:49:32 h24
16.05 48h USA6th 3 Days at the Fair 48 Hour Race 225.308 km8
26.04 100mi USA2nd C&O Canal 100 Mile 28:37:00 h54
22.03 100mi USA5th New Jersey Ultra Festival 100 Mile Race 28:44:43 h21
01.02 100mi USA22nd Rocky Raccoon 100 Mile Trail Run 28:07:17 h210
04.01 100mi USA2nd The Pistol 100 Mile Ultra Run 28:43:36 h35
2013
16.11 50mi USA4th Stone Mill 50 Mile Run 12:36:13 h213
05.10 100mi USA5th Oil Creek 100 Miles Trail Run 31:32:57 h68
01.09 12h USA4th Labor Pain 12 Hour Endurance Trail Run 72.420 km50
17.08 100mi USA4th Beast of Burden Summer 100 Miler 27:56:36 h43
17.05 48h USA4th 3 Days at the Fair 48 Hour Race 185.074 km11
27.04 100mi USA1st C&O Canal 100 Mile 28:41:11 h39
23.03 100km USA4th New Jersey Ultra Festival 100 km Race 16:47:08 h21
09.03 100km USA2nd Graveyard 100 km Ultramarathon 15:27:31 h14
09.02 50km USA2nd Mid-Maryland Ultra 50k 7:19:56 h78
2012
17.11 50mi USA3rd Stone Mill 50 Mile Run 12:42:01 h212
11.11 50km USA3rd Rosaryville Veterans Day 50K 6:40:00 h100
15.09 100km USA1st Pennsylvania 100 16:40:00 h3 🥉
02.09 12h USA3rd Labor Pain 12 Hour Endurance Trail Run 64.373 km97
22.07 50km USA4th Rosaryville 50 km Trail Run 7:38:00 h64
07.07 50mi USA6th Viaduct Trail Ultramarathon 50 Mile 15:10:00 h16
23.06 50km USA1st Eastern Divide Ultra 7:46:14 h135
02.06 50km USA5th Endurance Challenge - Washington D.C. Trail 50 km 8:16:44 h361
14.04 24h USA1st Landsford Canal Lock-In 24 Hour Run 53.430 km36
24.03 50km USA24th The HAT Run 50K 8:00:50 h353
10.03 60km USA9th Land Between The Lakes 60 km Trail Run 9:14:10 h95
11.02 50km USA1st Mid-Maryland Ultra 50k 7:00:05 h63
14.01 50km USA6th Swinging Bridge 50K 7:27:00 h30
2011
19.11 24h USA1st Crooked Road 24 Hour Ultra 50.475 km49
04.09 12h USA2nd Labor Pain 12 Hour Endurance Trail Run 64.373 km61
06.08 50km USA3rd Dahlgren Heritage Rail Trail 50K 7:11:49 h82
17.07 50km USA3rd Rosaryville 50 km Trail Run 7:41:00 h69