What is the formula for ratings in chess?

Question

What is the formula for ratings in chess?

Answer 1

Here is the link to official FIDE (Federation Internationale des Echecs) rating formula:

http://www.fide.com/official/handbook.as...

And this helps you to calculate it:

http://fide.com/ratings/calculators.phtm...

Answer 2

Hi,

     You may like to visit my web page - link below?  Different rating systems are used in some countries.  

Yours,

Chesmayne.

Answer 3

i don;t really know what ur talking about...

but i hope these help u...

! 'best move' or 'fine move'

!! ' beautiful move'

? 'an error'

?? ' Bad blunder'

!? ' May be strong, needs examination'

?! 'bold but unsound'

hope this helps u