Individual Calculations May 2012
 Kozak, Karel  Total change: -16.35  Rating chartPersonal card
 Krajsky prebor II A USS 2011/12 various CZE 2011-10-09
RcRownchangeKK*chgGame
 1673 1917 0.50 2 -1.09 15 -16.35 
  Hanzlik, David 1741 CZE0.001-0.7315-10.95 
  Kirchner, Michal 1605 CZE0.501-0.3615-5.40 

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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