Individual Calculations January 2016
 Arndt, Stefan  Total change: -1.80  Rating chartPersonal card
 NRW Klasse 2 2015/16 round 4 Nordrheinwestfalen GER 2015-12-20
RcRownchangeKK*chgGame
 2171 2238 0.50 1 -0.09 20 -1.80 
  Busch, Christian 2171 GER0.501-0.0920-1.80 

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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