Individual Calculations September 2011
 Zakaryan, David  Total change: 12.75  Rating chartPersonal card
 Cup of Don 2011 A open Azov RUS 2011-07-09
RcRownchangeKK*chgGame
 2107 2014 3.50 7 0.85 15 12.75 
  Mandrikin, Igor 2265 RUS0.001-0.1915-2.85 
  Polovina, Elena wf2025 RUS1.0010.52157.80 
  Mamonov, A. 2247 RUS0.001-0.2115-3.15 
  Zubkov, Viktor 2134 RUS0.001-0.3415-5.10 
  Gilev, Mikhail 2099 RUS0.5010.12151.80 
  Samsonov, Evgeniy 1781 RUS1.0010.21153.15 
  Prokhoda, Nikola f2200 BLR1.0010.741511.10 

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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