Individual Calculations May 2019
 Li, Avery  Total change: -6.00  Rating chartPersonal card
 2019 Lethbridge Open Lethbridge CAN 2019-04-06
RcRownchangeKK*chgGame
 1724 1594 0.50 2 -0.15 40 -6.00 
  Tolentino, Andre Angelo 1673 CAN0.5010.11404.40 
  Erdos, Larry 1774 CAN0.001-0.2640-10.40 

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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