Individual Calculations March 2012
 Boons, Patrick  Total change: -21.75  Rating chartPersonal card
 Antwerpen Winter Open 2011 Zwijndrecht BEL 2011-12-26
RcRownchangeKK*chgGame
 1845 1987 2.50 6 -1.45 15 -21.75 
  Ducarmon, Renzo 1993 NED0.001-0.4915-7.35 
  Witt, Holger 1598 GER0.501-0.4115-6.15 
  Knabe, Johan 1639 BEL1.0010.11151.65 
  Decrop, Benjamin 1825 BEL1.0010.29154.35 
  Hamblok, Roel 2235 BEL0.001-0.1915-2.85 
  Comhaire, Cedric 1781 BEL0.001-0.7615-11.40 

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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