Individual Calculations January 2010
 Kusina, Jan  Total change: -7.95  Rating chartPersonal card
 III Senior,League of Malopolska Krakow POL 2009-10-17
RcRownchangeKK*chgGame
 1893 2105 1.00 2 -0.53 15 -7.95 
  Zajac, Mateusz 1839 POL0.501-0.3215-4.80 
  Platek, Michal 1947 POL0.501-0.2115-3.15 

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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