Individual Calculations May 2016
 Rubina, Mari  Total change: -9.20  Rating chartPersonal card
 Estonian Girls U-12 Championship 2016 Narva EST 2016-04-14
RcRownchangeKK*chgGame
 1325 1225 0.50 2 -0.23 40 -9.20 
  Poluektova, Arina 1381 EST0.001-0.2940-11.60 
  Bondarevskaja, Emilin 1269 EST0.5010.06402.40 

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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