Individual Calculations October 2021
 Bailey, Gregory  Total change: -13.80  Rating chartPersonal card
 2021 Michigan Open Lansing, Michigan USA 2021-09-03
RcRownchangeKK*chgGame
 1646 1715 0.50 2 -0.69 20 -13.80 
  Mathiyazhagan, Ashrith 1584 USA0.501-0.1820-3.60 
  Xie, Yule 1707 USA0.001-0.5120-10.20 

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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