Rex Geronimo Brillantes
Born : 1975 Cat. M50 Ultrarunner since 2014 PHI
46
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
80
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
8
Countries visited ?ESPSpainFRAFranceGBRUnited KingdomGREGreeceHUNHungaryIRLIrelandITAItalyPHIPhilippines
45,4%
Rank quotient ?This runner's calculation uses 46 eligible race(s): Σ(rank − 1) = 1 399; Σ finishers = 3 083. 1 399 / 3 083 × 100 = 45.38%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed46
Km — ultra races8 131 km
> 100 km37
> 160 km24
> 200 km11
> 24h23
> 48h8
Longest race557,1 km

Km per year (ultra races)

559
4 races
2022
547
3 races
2023
1 364
6 races
2024
604
2 races
2025
273
2 races
2026

Race types (share of distance)

Road78,3%
Trail13,0%
Elim.8,7%

Wins & podiums (ultra)

🏆 Win4
🏆 Win M6
🏅 Top 311
🏅 Top 3 M12
Longest winning streak1
Current streak0

HISTORY

53 race(s) · 16 split(s) nested
DateRacePerf.Rk
2026
03.09 6d road race HUNXV. EMU 6-Day Race 112.275 km108
08.08 Backyard Ultra GBRAll Ireland Backyard Championship 160.944 km (24h)14
2025
20.11 490km GRE9th Authentic Phidippides Run Athens-Sparta-Athens 490 km 3d 22:57:38 h22
05.04 6h IRLTrasna Na Blianta 24h - 6h split 66.300 km2 🥈
05.04 12h IRLTrasna Na Blianta 24h - 12h split 113.600 km4
05.04 50km IRLTrasna Na Blianta 24h - 50km split 4:26:06 h3 🥉
05.04 100km IRLTrasna Na Blianta 24h - 100km split 9:51:15 h2 🥈
05.04 24h IRLTrasna Na Blianta 24h 114.000 km7
2024
19.10 Backyard Ultra IRL3rd Backyard Ultra World Team Championships - Ireland 134.120 km (20h)7
08.10 Backyard Ultra IRL1st All Ireland's Backyard Ultra Championship 207.886 km (31h)9
05.09 6d HUN13th GOMU-EMU 6 Day World Championship 557.146 km37
10.08 Backyard Ultra GBR8. Last One Standing Florence Court 207.886 km (31h)9
16.06 12h GBRBelfast 12 Hour Race 122.199 km1 🏆
31.05 48h HUNBalatonfüredi UltraFutó Fesztivál (BUFF) 48H, GOMU 48h World Championship 135.009 km105
2023
16.12 24h ESP24 hores d'ultrafons en pista de Barcelona 116.800 km73
13.10 127km IRLWicklow Way Race 127 km solo 19:39:16 h40
16.03 48h ITA4^ UMF Winter Ed. 48 Hours 303.477 km2 🥈
2022
17.12 24h ESP24 hores d'ultrafons en pista de Barcelona 150.000 km49
18.06 24h GBR12th Belfast 24-Hour Int. Road Race 146.969 km28
07.05 24h IRLWexford Festival of Running 24h 211.800 km1 🏆
12.02 50km IRL12th Donadea 50k Race 3:44:06 h18
2021
16.10 24h GBR11th Belfast 24-Hour Int. Road Race 142.010 km39
2020
04.09 193km IRLThe Kerry Way Ultra 35:08:45 h47
08.08 100mi IRLConnemara 100 21:50:19 h13
10.01 48h GRE15th 48hr Athens Int. Ultramarathon Festival 200.000 km15
2019
26.10 12h FRA7ème 24 heures d'Albi - open race - 12 h Split 116.401 km17
26.10 24h FRA7ème 24 heures d'Albi - open race 149.203 km29
22.09 12h IRLListowel Endurance Festival 12h 124.265 km1 🏆
10.08 100mi IRLConnemara 100 16:54:20 h2 🥈
08.06 100km IRLPortumna 100km Ultramarathon 8:57:08 h2 🥈
13.04 24h IRLWexford Festival of Running 24h 203.391 km2 🥈
18.01 48h GRE14th 48hr Athens Int. Ultramarathon Festival 184.000 km21
2018
07.12 100mi IRL3rd Wicklow Way 100 Miles 29:53:47 h20
28.09 246km GRE36. Spartathlon 35:36:19 h213
11.08 100mi IRLConnemara 100 18:44:00 h3 🥉
23.06 24h GBR9th Energia 24-Hour Race 162.099 km39
20.02 500km PHIUltimate Run 500 4d 09:09:07 h3 🥉
27.01 102km PHI10th BDM 102K Ultramarathon Race 13:28:15 h21
2017
02.12 50mi IRL3rd Wicklow Way 50 Miles 11:44:45 h36
29.09 12h HUN1st EMU 24 - 48 hour Int. Run Races - 48h - 12h Split 108.613 km1 🏆
29.09 24h HUN1st EMU 24 - 48 hour Int. Run Races - 48h - 24h Split 181.832 km3 🥉
29.09 48h HUN1st EMU 24 - 48 hour Int. Run Races - 48h 319.002 km2 🥈
01.09 190km IRLThe Kerry Way Ultra 35:23:17 h19
01.07 24h GBRIAU 24h WC Belfast 170.202 km209
03.06 100km IRLDonadea 100k Race 8:45:55 h1 🏆
25.03 51km IRLMaurice Mullins Ultra 5:58:41 h79
17.02 48h GRE12th 48hr Athens Int. Ultramarathon Festival 225.000 km12
2016
20.08 50km IRLStaplestown 50K 4:15:10 h4
25.06 24h GBR7th Energia 24-Hour Race 186.789 km18
11.06 100km IRLPortumna 100km Ultramarathon 10:43:20 h9
2015
17.07 24h GBR6th Energia 24-Hour Race 161.600 km28
13.06 100km IRLPortumna 100km Ultramarathon 10:20:38 h9
2014
14.06 100km IRLPortumna 100km Ultramarathon 11:27:47 h19