Individual Calculations September 2009
 Petrovski, Aleksandar  Total change: -7.50  Rating chartPersonal card
 XVIII Team Championship of Macedonia Struga MKD 2009-08-10
RcRownchangeKK*chgGame
 2272 2233 1.50 4 -0.30 25 -7.50 
  Nikoloski, Kire 2123 MKD0.501-0.1525-3.75 
  Colovic, Aleksandar m2441 MKD0.5010.27256.75 
  Andonovski, Ljubisa f2277 MKD0.001-0.4425-11.00 
  Trkaljanov, Vladimir 2245 MKD0.5010.02250.50 

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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