Athletics Tracker
by Dr Marco Cardinale
Development Curves
Athletes
Compare
Data
Diagnostics
Go
Ian Johnson
USA
Born 05 Jun 2006
Male
Events
100 Metres
track
200 Metres
track
200 Metres
PB:
20.43
seconds
Season Bests & Year-on-Year Change
Performance
% Change
Season Bests
Year
Season Best
Age
vs Prior Year
% Change
2026
20.43
—
+nan
+nan%
PB