At the 2025 World Athletics Indoor Championships in Nanjing, Norway’s Sander Skotheim won the men's heptathlon with 6475 points, narrowly beating Estonia’s Johannes Erm.
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.
This article asks whether the decathlon’s own performance data can provide enough information to calibrate a fair scoring system without relying primarily on elite athletes. Using 27, 741 complete decathlons—and a separate dataset excluding all