Individual Calculations April 2013
 Petrik, Petr  Total change: 23.55  Rating chartPersonal card
 2. liga - F 2012/13 various CZE 2012-10-14
RcRownchangeKK*chgGame
 2023 1939 3.50 5 1.57 15 23.55 
  Kvicala, Miroslav 2035 CZE1.0010.63159.45 
  Sieber, Martin 2016 CZE1.0010.61159.15 
  Ramik, Jan 1978 CZE1.0010.55158.25 
  Beran, Petr 2060 CZE0.001-0.3415-5.10 
  Vecera, Petr 2028 CZE0.5010.12151.80 

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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