Individual Calculations May 2010
 Bonanno, Alessandro  Total change: -4.20  Rating chartPersonal card
 CIS - SERIE A1-1 Legnano ITA 2010-03-26
RcRownchangeKK*chgGame
 2226 2147 0.50 2 -0.28 15 -4.20 
  Sgnaolin, Davide 2234 ITA0.5010.12151.80 
  Brunello, Marina wm2217 ITA0.001-0.4015-6.00 

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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