Individual Calculations January 2009
 Ratajczak, Rainer  Total change: 11.75  Rating chartPersonal card
 7.Forchheimer Sparkassen Open B Forchheim GER 2008-09-26
RcRownchangeKK*chgGame
 1775 1784 2.00 3 0.47 25 11.75 
  Vogiatzis, Dimitrios 2030 GER0.5010.31257.75 
  Awiszus, Thomas 1542 GER1.0010.20255.00 
  Schuetz, Robert 1754 GER0.501-0.0425-1.00 

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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