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runclaxCommunity Local Athletes Index · 5K · 10K · Half Marathon · MarathonSupport us

John Yang

M · Age 36 · Sacramento, CA

Runner Index

49.8

Participant

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

#1

Urban Cow Weekend

5K · 2026-09-26

54.7% AG

#2

Shamrock'n Weekend

Half Marathon · 2025-03-15

54.5% AG

#3

Urban Cow Weekend

Half Marathon · 2026-09-26

40.2% 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

3

Total Distance

47.2 km

Best Age-Graded

54.7%

Best Distance

5K

Trophy Case

🏆

Best Overall Finish

86th Overall at Urban Cow Weekend · 2026-09-26

🥇

Best Age-Graded

54.7%Participant
⚡

Fastest Times

5K: 23:25Half Marathon: 01:45:35

John Yang

Sacramento, CA · Age 36

Runner Index

49.8

Participant

Total Races

3

Total KM

47.2 km

Career Podiums

0

Favorite Distance

5K

PB at Favorite

23:25

Best Year

2026 (2 races)

runclax — Community Local Athletes Index

Personal Bests

5K

23:25

Urban Cow Weekend

2026-09-26

54.7% AG

Half Marathon

01:45:35

Shamrock'n Weekend

2025-03-15

54.5% AG

Age-Graded Trend

Year by Year

YearRacesBest Age-GradedBest TimeDistance
2025154.5%01:45:3521.1 km
2026254.7%23:2526.1 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 Marathon02:24:41232627640.2%
Urban Cow Weekend2026-09-265K23:25861454.7%
Shamrock'n Weekend2025-03-15Half Marathon01:45:3538654.5%