Individual Calculations March 2024
 Gruzman, Ilya  Total change: -5.40  Rating chartPersonal card
 Arzit Zafon 2024 2-3 Israel ISR 2024-02-08
RcRownchangeKK*chgGame
 2234 2129 0.50 2 -0.27 20 -5.40 
  Portnoy, Mikhail 2041 ISR0.501-0.1220-2.40 
  Gershon, Alik g2426 ISR0.001-0.1520-3.00 

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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