Individual Calculations May 2012
 Mazza, Stefano  Total change: 3.00  Rating chartPersonal card
 Championnat d'Ille et Vilaine 2012 RENNES FRA 2011-10-08
RcRownchangeKK*chgGame
 1559 1708 1.50 2 0.10 30 3.00 
  Brault, David 1519 FRA1.0010.25307.50 
  Durand-Le Ludec, Brendan-Bubok 1598 FRA0.501-0.1530-4.50 

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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