Individual Calculations April 2009
 Edirisinghe, D  Total change: -23.70  Rating chartPersonal card
 Sri Lanka Inter Club Super League 08 Colombo SRI 2009-02-06
RcRownchangeKK*chgGame
 1983 2152 0.50 3 -1.58 15 -23.70 
  Hapuarachchi, H.l.m. 1937 SRI0.501-0.2715-4.05 
  Russel, M.k.a. 2209 SRI0.001-0.4215-6.30 
  Vithana, C.c. 1802 SRI0.001-0.8915-13.35 

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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