Individual Calculations January 2011
 Erdem, Atakan  Total change: -4.75  Rating chartPersonal card
 Ankara Chess Championship Ankara TUR 2010-11-27
RcRownchangeKK*chgGame
 2016 1761 0.00 1 -0.19 25 -4.75 
  Gurel, Ahmet Unal 2016 TUR0.001-0.1925-4.75 

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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