Individual Calculations April 2017
 Balduan, Markus  Total change: 4.20  Rating chartPersonal card
 15. Bayer Open February games Leverkusen GER 2017-02-01
RcRownchangeKK*chgGame
 2181 2294 1.50 2 0.21 20 4.20 
  Werbeck, Torsten c2074 GER1.0010.22204.40 
  Stillger, Bernhard f2287 GER0.501-0.0120-0.20 

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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