Silvia Ramirez
ID 528846
Born : 1968 Cat. W55 Ultrarunner since 2014 USA
27
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
74,9%
Rank quotient ?This runner's calculation uses 27 eligible race(s): Σ(rank − 1) = 2 147; Σ finishers = 2 865. 2 147 / 2 865 × 100 = 74.94%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed27
Km — ultra races1 864 km
> 100 km2
> 160 km1
> 24h6
Longest race160,9 km
7th Born to Run Ultra 100 Mile Marathon — 19/5/2017

Km per year (ultra races)

149
2 races
2022
98
1 race
2023
132
2 races
2024
163
2 races
2025
2026

Race types (share of distance)

Road11,9%
Trail88,1%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F4
Longest winning streak0
Current streak0

Records

50 km7h07'3550 mi12h03'26100 mi30h07'0912 h56,33 km24 h82,08 km

HISTORY

27 race(s)
DateRacePerf.Rk
2025
04.10 24h USA8th Back On the Ranch Trail 24 Hour Run 82.076 km9
14.05 4d USA15th Born to Run Ultra 4 days Marathon 80.467 km85
2024
05.10 24h USA8th Boundiful 24 Hours Endurance Run 75.639 km13
21.09 12h USA3rd J Treequinox 56.327 km15
2023
28.10 98.3km USA21st Javelina Jundred 100 km Endurance Run 19:11:13 h224
2022
01.10 12h USA5th Back On the Ranch Trail 12 Hour Run 52.303 km14
13.04 4d USA12th Born to Run Ultra 4 days Marathon 96.560 km57
2021
29.05 24h USA13th Nanny Goat 24 Hour Race 80.467 km45
21.04 4d USA11th Born to Run Ultra 4 days Marathon 128.747 km28
2020
03.10 24h USA3rd Back On the Ranch Trail 24 Hour Run 49.567 km16
2019
07.12 50km USA6th Ray Miller 50 km Trail Race 10:26:28 h137
09.11 50km USA9th Chino Hills 50K Race 9:09:07 h77
06.04 50km USA27th Leona Divide 50 km Run 8:15:47 h117
2018
07.07 50km USA13th Angeles National Forest 50k Trail Race 8:50:43 h52
26.05 24h USA10th Nanny Goat 24 Hour Race 61.155 km72
14.04 50mi USA26th Leona Divide 50 Mile Run 12:03:26 h84
2017
26.08 50km USA26th Bulldog 50k Ultra Run 7:49:28 h89
19.05 100mi USA7th Born to Run Ultra 100 Mile Marathon 30:07:09 h15
22.04 50km USA25th Leona Divide 50 km Run 8:33:00 h181
04.02 50km USA4th Sean O'Brien 50 km Trail Race 9:38:42 h150
2016
29.10 50km USA12th Whoo's In El Moro 50k Trail Races - Fall Edition 7:35:12 h45
27.08 50km USA25th Bulldog 50k Ultra Run 7:07:35 h186
28.05 24h USA8th Nanny Goat 24 Hour Race 80.467 km108
2014
12.10 50km USA8th Whoo's In El Moro 50k Trail Races - Fall Edition 7:26:41 h69
02.08 50mi USA2nd San Francisco 50 Mile Endurance Run 14:22:14 h60
10.05 50km USA7th Whoo's In El Moro 50k Trail Races - Spring Edition 7:36:45 h85
26.04 50km USA22nd Leona Divide 50 km Run 9:06:34 h141