Individual Calculations July 2022
 Song, Alan  Total change: -57.60  Rating chartPersonal card
 90th Massachusetts Open Westford, Massachusetts USA 2022-05-28
RcRownchangeKK*chgGame
 1909 2071 2.00 5 -1.44 40 -57.60 
  Malinin, Sergey 1903 USA1.0010.284011.20 
  Lu, Maximillian f2354 USA0.001-0.1640-6.40 
  Baliga, Zubin M 1864 USA1.0010.23409.20 
  Chu, Xiaoman 1753 CHN0.001-0.8740-34.80 
  Ni, Brandon 1671  * USA0.001-0.9240-36.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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