When the U20 class was introduced, inconsistencies arose because some countries and competitions used different hurdle heights and shot weights than those specified by the IAAF, creating confusion.
In the early days the decathlon was sometimes completed in a single day, but sometimes also spread over three days. The timing situation in each particular case can be worked out from the relevant given dates. Throughout, the ensuing statistics
This project presents comprehensive all ‐time rankings of track and field athletes, evaluating their careers using criteria inspired by Track & Field News world rankings ‐ honors, records, consistency, and head ‐to ‐head
Trościanka's performance included a world U20 decathlon best of 46,21 seconds in the 400 meters and a championship best of 68.87 meters in the javelin throw.
Here's a compilation for decathlon total score ranking by each category such as running, jumping and throwing events. It would cover for the last 60 years and target for whole results without any restriction, therefore it includes marks which