Individual Calculations October 2013
 Oyama, Akito  Total change: 2.85  Rating chartPersonal card
 e2e4 Bedford Open Sept 2013 Bedford ENG 2013-09-20
RcRownchangeKK*chgGame
 2118 1990 1.50 4 0.19 15 2.85 
  Goodger, Martyn 2111 ENG0.001-0.3415-5.10 
  Burrows, Martin P 2142 ENG0.5010.20153.00 
  Salem, Ihab 2114 PLE0.5010.17152.55 
  Mercs, Peter J 2106 ENG0.5010.16152.40 

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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