Individual Calculations May 2012
 Porpora, Ivano  Total change: -5.10  Rating chartPersonal card
 CP Mantova 2012 Cerese di Virgilio ITA 2012-02-24
RcRownchangeKK*chgGame
 1918 1879 1.00 3 -0.34 15 -5.10 
  Bertani, Gianfranco 2059 ITA0.001-0.2615-3.90 
  Benedetti, Maurizio 1736 ITA1.0010.31154.65 
  Schiatti, Piero 1958 ITA0.001-0.3915-5.85 

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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