Individual Calculations September 2012
 De Silva, W R L  Total change: -6.30  Rating chartPersonal card
 5th Mora Kings 2012 Colombo SRI 2012-08-04
RcRownchangeKK*chgGame
 1733 1646 1.00 3 -0.21 30 -6.30 
  Kurukulasuriya, Prasanna 2041 SRI0.001-0.0830-2.40 
  Chandula, Gihan 1327 SRI1.0010.13303.90 
  Fuad, Ahamed 1830 MDV0.001-0.2630-7.80 

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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