Individual Calculations April 2008
 Pereira, Cyrus  Total change: 3.25  Rating chartPersonal card
 3rd Asian Schools Chess Festival under 11 Boys Kandy SRI 2008-01-03
RcRownchangeKK*chgGame
 1966 1870 0.50 1 0.13 25 3.25 
  Mirzaie, Saleh 1966 IRI0.5010.13253.25 

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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