Individual Calculations August 2023
 Xiao, Marina  Total change: -57.60  Rating chartPersonal card
 28th annual Pacific Coast Open - U2100 Van Nuys, CA USA 2023-07-21
RcRownchangeKK*chgGame
 1456 1461 0.00 3 -1.44 40 -57.60 
  Porat, Tori wc1562 USA0.001-0.3640-14.40 
  Chinchwadkar, Om 1735 USA0.001-0.1740-6.80 
  Vellore, Inay 1070 USA0.001-0.9140-36.40 

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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