Individual Calculations September 2009
 Holubcik, Marian  Total change: 6.15  Rating chartPersonal card
 Czech Open 2009 F - OCE Open Pardubice CZE 2009-07-16
RcRownchangeKK*chgGame
 2161 2005 1.00 2 0.41 15 6.15 
  Ruzicka, Milan 2105 CZE1.0010.64159.60 
  Profant, Tibor 2216 SVK0.001-0.2315-3.45 

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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