Individual Calculations April 2013
 Zelenka, Jaroslav  Total change: -13.20  Rating chartPersonal card
 Krajsky prebor II PDSS - zapad 2012/13 various CZE 2012-10-14
RcRownchangeKK*chgGame
 1725 1970 1.50 3 -0.88 15 -13.20 
  Kalhous, Miroslav 1608 CZE0.501-0.4015-6.00 
  Petrasek, Kamil 1739 CZE1.0010.21153.15 
  Janko, Jan 1827 CZE0.001-0.6915-10.35 

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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