Individual Calculations September 2009
 Verhelst, Joris  Total change: 5.00  Rating chartPersonal card
 Belgisch Kampioenschap 2009 - Open Saint-Servais (Namur) BEL 2009-07-04
RcRownchangeKK*chgGame
 1916 1815 2.50 6 0.20 25 5.00 
  Dal Borgo, Albin 2180 BEL0.5010.402510.00 
  Piacentini, Claudio 2119 BEL0.001-0.1425-3.50 
  Bouchat, Xavier 2025 BEL0.001-0.2325-5.75 
  De Smet, Karl 1595 BEL0.001-0.7825-19.50 
  Reyskens, Jules 1560 BEL1.0010.19254.75 
  Lafosse, Jimmy 2014 BEL1.0010.762519.00 

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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