Individual Calculations May 2017
 Knabe, Johan  Total change: 3.80  Rating chartPersonal card
 Zilveren Toren 2017 reeks 2 Antwerpen BEL 2017-01-13
RcRownchangeKK*chgGame
 1732 1659 1.00 2 0.19 20 3.80 
  Jacobs, Paul 1675 BEL1.0010.522010.40 
  De Bouver, Guido 1788 BEL0.001-0.3320-6.60 

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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