Individual Calculations October 2017
 Ballmann, Martin  Total change: -4.90  Rating chartPersonal card
 Swiss Team Championship 2017 NLA Round 6-7 decentralised SUI 2017-09-02
RcRownchangeKK*chgGame
 2410 2404 0.50 2 -0.49 10 -4.90 
  Aranovitch, Emiliano m2341 ITA0.001-0.5910-5.90 
  Georgiadis, Ioannis m2479 GRE0.5010.10101.00 

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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