Individual Calculations October 2023
 Biju, Steve  Total change: -53.60  Rating chartPersonal card
 2023 MCC Spring Festival of Chess - Classic Melbourne AUS 2023-09-19
RcRownchangeKK*chgGame
 1425 1357 1.00 4 -1.01 40 -40.40 
  Soo, Kai Jie f2012 AUS0.001-0.0140-0.40 
  Chen, Micah 1149 AUS0.501-0.2740-10.80 
  Goodison, Justin 1326 AUS0.001-0.5440-21.60 
  Bredin, Jonathan 1213 AUS0.501-0.1940-7.60 

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)
 
 2023 Leo Wilkinson Memorial Rothwell AUS 2023-09-23
RcRownchangeKK*chgGame
 1644 1357 0.00 2 -0.33 40 -13.20 
  Devarajh, Joshua 1564 AUS0.001-0.2340-9.20 
  Nothdurft, John D 1723 AUS0.001-0.1040-4.00 

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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