Individual Calculations February 2022
 Wang, Chloe  Total change: -25.20  Rating chartPersonal card
 2021 Charlotte Open - Under 2200 Charlotte, North Carolina USA 2021-12-27
RcRownchangeKK*chgGame
 1619 1544 1.00 4 -0.63 40 -25.20 
  Xiong, Lang Leo 1503 USA0.001-0.5640-22.40 
  He, Samuel 1533 USA0.501-0.0240-0.80 
  Koehl, Evan 1767 USA0.5010.284011.20 
  Liu, Ethan 1673 USA0.001-0.3340-13.20 

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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