Individual Calculations September 2022
 Yellamraju, Ambica  Total change: -36.40  Rating chartPersonal card
 10th Annual WIM Ruth Haring National Tournament of Girls State Champions Rancho Mirage, California USA 2022-07-30
RcRownchangeKK*chgGame
 1707 1835 1.00 3 -0.91 40 -36.40 
  Braddy, Elizabeth R 1437 USA0.501-0.4240-16.80 
  Weber, Madeline L 1728 USA0.001-0.6540-26.00 
  Velea, Anne-Marie wf1956 USA0.5010.16406.40 

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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