Individual Calculations May 2020
 O`donoghue, Malachi  Total change: -18.20  Rating chartPersonal card
 Rounds 1-3 Sydney AUS 2020-02-18
RcRownchangeKK*chgGame
 1887 1732 0.00 3 -0.91 20 -18.20 
  Acevski, Stevo 1777 AUS0.001-0.4420-8.80 
  Zhao, Isaac c1899 AUS0.001-0.2820-5.60 
  Plant, John Stuart 1986 AUS0.001-0.1920-3.80 

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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