Individual Calculations September 2011
 Freeman, Scott G  Total change: 2.10  Rating chartPersonal card
 Coulsdon Summer Cup - U1600 Coulsdon ENG 2011-06-06
RcRownchangeKK*chgGame
 1507 1458 0.50 1 0.07 30 2.10 
  Pratley, Ian 1507 ENG0.5010.07302.10 

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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