Individual Calculations July 2009
 Haytyev, Mekan  Total change: -28.50  Rating chartPersonal card
 Liga 2009 Ashgabat TKM 2009-04-23
RcRownchangeKK*chgGame
 2089 1994 0.00 3 -1.14 25 -28.50 
  Veliev, Serdar 1958 TKM0.001-0.5525-13.75 
  Atabaev, Aidogdi 2243 TKM0.001-0.1925-4.75 
  Bayramgeldyev, Yusup 2067 TKM0.001-0.4025-10.00 

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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