Individual Calculations September 2011
 Kovalsky, David  Total change: -50.40  Rating chartPersonal card
 Czech Open 2011 - F - 4-member team tournament Pardubice CZE 2011-07-14
RcRownchangeKK*chgGame
 1917 1872 0.50 5 -1.68 30 -50.40 
  Bradac, Roman 2032 CZE0.001-0.2930-8.70 
  Michalek, Frantisek 2088 CZE0.001-0.2230-6.60 
  Schmalz, Michal 2004 CZE0.001-0.3230-9.60 
  Valek, Tomas 1840 CZE0.001-0.5430-16.20 
  Gol, Jan 1622 CZE0.501-0.3130-9.30 

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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