Individual Calculations September 2017
 Hammond, Benjamin  Total change: 38.40  Rating chartPersonal card
 104th British Championships Under 12 Llandudno ENG 2017-07-30
RcRownchangeKK*chgGame
 1493 1505 2.50 3 0.96 40 38.40 
  Ercsei, Iolanda-Elisabeta 1266 ROU1.0010.20408.00 
  Sivarajasingam, Venetia wc1710 WLS0.5010.264010.40 
  Balouka-Myers, Toby 1503 ENG1.0010.504020.00 

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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