Individual Calculations July 2012
 Di Piero, Edoardo  Total change: -42.30  Rating chartPersonal card
 FE 2 Chess a Roma Roma ITA 2012-06-14
RcRownchangeKK*chgGame
 1653 1736 1.00 4 -1.41 30 -42.30 
  Vilona, Leonardo 1789 ITA0.001-0.4330-12.90 
  Piatto, Maurizio 1504 ITA1.0010.21306.30 
  Soncini, Stefano 1804 ITA0.001-0.4130-12.30 
  Quaglia, Ferdinando 1516 ITA0.001-0.7830-23.40 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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