Individual Calculations April 2009
 Lemmers, Oscar  Total change: 0.40  Rating chartPersonal card
 Meester - r 4-5 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2414 2388 0.50 1 0.04 10 0.40 
  Van Der Werf, Mark m2414 NED0.5010.04100.40 

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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