Individual Calculations October 2017
 Maroroa, Sue  Total change: -6.40  Rating chartPersonal card
 2017 English Women's Championship West Bromwich ENG 2017-09-01
RcRownchangeKK*chgGame
 2025 2083 2.00 4 -0.32 20 -6.40 
  Shepherd, Katherine M 1936 ENG1.0010.30206.00 
  Bhatia, Kanwal K wf2063 ENG0.001-0.5320-10.60 
  Grigoryan, Meri wf2039 ENG1.0010.44208.80 
  Head, Louise 2060 ENG0.001-0.5320-10.60 

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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