2020-21 LEBRON Data

Read about our Luck-adjusted player Estimate using a Box prior Regularized ON-off (LEBRON) metric by going to our introduction page here.

Explore our free interactive database of LEBRON Data & Tools by going here. See our full LEBRON database by going here.

This data was updated as of games played before Wednesday, May 19th, 2021. Expect weekly updates, in additional to enhancement updates.

Enhancement/Release Log:

  • 12/26/20: release of 2009-20 data
  • 2/3/21: release of 2020-21 data
  • 2/6/21: enhancement to stabilize smaller samples of box score data by utilizing Offensive Archetypes, increasing in-season accuracy of LEBRON values in reflecting end of season values.

2020-21 data will be updated soon with enhancements to better devalue garbage time utilizing win probability.


Quick Key:

LEBRON measures Total Impact per 100 possessions

O-LEBRON measures Offensive Impact per 100 possessions

D-LEBRON measures Defensive Impact per 100 possessions

Wins Added measures Total Aggregate Impact

Box Prior LEBRON data and luck-adjusted RAPM calculations are also included below. This data should not be used for comparisons and is less accurate than LEBRON data, but can be used to get a sense for if a player’s impact is coming from their box contributions or on/off data. Read more about our box prior here.


2020-21 LEBRON Data