Answers.Body: <p>Jeff Sonas at <a href="http://www.chessmetrics.com" rel="nofollow">chessmetrics</a> calculated ratings for players going way back, using the games we have available.  Gives a pretty good picture of players relative strength.</p>
  
  <p>Note this is up to around 2005, so you won't see players like Carlsen on there.</p>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2012-05-12T21:25:58.347Z
Answers.LastActivityDate: 2012-06-12T01:14:50.470Z
Answers.LastEditDate: 2012-06-12T01:14:50.470Z
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Body: <p>Given that Elo ratings appear to only have been around officially since 1970, how do you compare top chess players that were not scored using Elo (e.g. their careers came before ratings existed)?</p>
  
Tags: <rating>
Title: How can I compare top chess players that were not scored using Elo?
ThreadText: # How can I compare top chess players that were not scored using Elo?
  
  (Asked by: username_0 on 2012-05-12)
  
  Given that Elo ratings appear to only have been around officially since 1970, how do you compare top chess players that were not scored using Elo (e.g. their careers came before ratings existed)?
  
  **Tags:** rating
  
  
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  ## 1 answers
  
  ### Answer by username_1 on 2012-05-12. Score: 5 | Accepted answer
  
  Jeff Sonas at [chessmetrics](http://www.chessmetrics.com) calculated ratings for players going way back, using the games we have available. Gives a pretty good picture of players relative strength.
  
  Note this is up to around 2005, so you won't see players like Carlsen on there.
  
  
  ---
  
  