Individual Calculations May 2023
 Fiori, Bruno  Total change: -8.40  Rating chartPersonal card
 NRW-Viererpokal 2023 Vorrunde various GER 2023-03-25
RcRownchangeKK*chgGame
 1673 2073 0.50 1 -0.42 20 -8.40 
  Borgmann, Simon 1673  * GER0.501-0.4220-8.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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