Individual Calculations September 2021
 Porat, Tori  Total change: 0.00  Rating chartPersonal card
 26th Annual Pacific Coast Open - Under 2100 Van Nuys, California USA 2021-07-30
RcRownchangeRpKK*chgGame
 1445 0 0.00 3 0.00 645   0.00 
  Spector, Marchand G 1624 USA0.0010.00 0.00 
  Nanugonda, Vishva 1245 USA0.0010.00 0.00 
  Zhang, Ellie 1467 USA0.0010.00 0.00 

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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