Individual Calculations July 2014
 Walach, Marcin  Total change: -1.50  Rating chartPersonal card
 DRUZYNOWE MISTRZOSTWA SLASK POLUDNIE woj. Slaskie POL 2013-12-14
RcRownchangeKK*chgGame
 2222 2329 0.50 1 -0.15 10 -1.50 
  Orzechowski, Jacek 2222 POL0.501-0.1510-1.50 

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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