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Subject: Re: ELO performance?

Author: Andrew Dados

Date: 11:34:12 05/22/99

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On May 22, 1999 at 12:53:55, Stefan Meyer-Kahlen wrote:

>Just two questions concerning ELO performance and probabilities:
>
>* How do I calculate my ELO performance if I get x percent out of y games
>against an opponent with z ELO points?
>
>* In which range is my own ELO rating with 95% probability after that match?
>
>I guess those are FAQs with 95% probability :-)
>
>Thanks
>   Stefan


  Quick (and dirty)  formula for perf. rating against player rated X :

          p.r= X+400*(W-L)/T;
where W,L,T being wins,loses and total games respectively...
 Andrew



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