Individual Calculations May 2018
 Lederman, Leon  Total change: 0.50  Rating chartPersonal card
 Liga Artzit South 2018 Round 6-7 various ISR 2018-04-14
RcRownchangeKK*chgGame
 2456 2242 0.50 2 0.05 10 0.50 
  Khmelniker, Ilya g2489 ISR0.001-0.1910-1.90 
  Gruenfeld, Yehuda g2423 ISR0.5010.24102.40 

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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