Individual Calculations February 2013
 Ziegler, Prof. Dr. Ulrich  Total change: 14.40  Rating chartPersonal card
 13. Internationales Weihnachts-Open Siebenlehn GER 2012-12-27
RcRownchangeKK*chgGame
 1624 1829 2.00 2 0.48 30 14.40 
  Ortlepp, Konstanze 1568 GER1.0010.18305.40 
  Wesemann, Christian 1679 GER1.0010.30309.00 

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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