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Derrick Roberts

M · Age 46 · Rocklin, CA

Runner Index

46.5

Participant

Average of your best 3 races in the past 3 years (any distance, by age-graded performance).

#1

Shamrock'n Weekend

10K · 2026-03-14

47.6% AG

#2

Urban Cow Weekend

5K · 2026-09-26

46.4% AG

#3

Run Rocklin

10K · 2026-04-12

45.5% AG

Predicted Times

Based on your Runner Index — the average of your three best age-graded performances in the last 3 years. Times reflect your peak level, not a typical race day.

5K

25:38

10K

52:48

Half Marathon

01:55:02

Marathon

04:01:10

Races

6

Total Distance

109.4 km

Best Age-Graded

47.6%

Best Distance

10K

Trophy Case

🏆

Best Overall Finish

29th Overall at Jed Smith Ultra Classic · 2026-01-31

🥇

Best Age-Graded

47.6%Participant
⚡

Fastest Times

5K: 30:3010K: 59:53Half Marathon: 02:21:00Marathon: 05:54:54

Derrick Roberts

Rocklin, CA · Age 46

Runner Index

46.5

Participant

Total Races

6

Total KM

109.4 km

Career Podiums

0

Favorite Distance

5K

PB at Favorite

30:30

Best Year

2026 (6 races)

runclax — Community Local Athletes Index

Personal Bests

5K

30:30

Urban Cow Weekend

2026-09-26

46.4% AG

10K

59:53

Shamrock'n Weekend

2026-03-14

47.6% AG

Half Marathon

02:21:00

Shamrock'n Weekend

2026-03-14

44.1% AG

Marathon

05:54:54

Jed Smith Ultra Classic

2026-01-31

36.3% AG

Age-Graded Trend

Year by Year

YearRacesBest Age-GradedBest TimeDistance
2026647.6%30:30109.4 km

Your peers

Runners close to you in age and ability, so you can line up your own little race series.

Race History

RaceDateDistanceTimeOverallAG PlaceAge-Graded
Urban Cow Weekend2026-09-26Half Marathon02:42:03287615738.7%
Urban Cow Weekend2026-09-265K30:304271946.4%
Run Rocklin2026-04-1210K01:02:421591545.5%
Shamrock'n Weekend2026-03-1410K59:5335847.6%
Shamrock'n Weekend2026-03-14Half Marathon02:21:00230244.1%
Jed Smith Ultra Classic2026-01-31Marathon05:54:5429536.3%