Performance Development
TIAN KOSEC, 2005, PDM
400m I.M. men, 50m course (in 2017 points)
 
558
559
569
543
490
387
0
0
0
0
0
0
0
0
0
 
2024
(19 yrs)
4:56,15
2023
(18 yrs)
4:55,84
2022
(17 yrs)
4:54,22
2021
(16 yrs)
4:58,78
2020
(15 yrs)
5:09,20
2019
(14 yrs)
5:34,38
2018
(13 yrs)
5:34,38
2017
(12 yrs)
5:34,38
2016
(11 yrs)
5:34,38
2015
(10 yrs)
5:34,38
2014
(9 yrs)
5:34,38
2013
(8 yrs)
5:34,38
2012
(7 yrs)
5:34,38
2011
(6 yrs)
5:34,38
2010
(5 yrs)
5:34,38