Individual Calculations September 2009
 Vitalyos, Marton  Total change: 12.15  Rating chartPersonal card
 Nyarnyito Open Balatonfoldvar HUN 2009-06-14
RcRownchangeKK*chgGame
 1865 1788 2.50 4 0.81 15 12.15 
  Ruska, Zoltan 2022 HUN0.5010.29154.35 
  Pasztor, Akos 1664 HUN1.0010.33154.95 
  Acs, Gabor 2132 HUN0.5010.38155.70 
  Berta, Sandor 1643 HUN0.501-0.1915-2.85 

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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