Individual Calculations May 2010
 Sonnenberger, Joerg  Total change: -10.80  Rating chartPersonal card
 Oberliga Nord-Nord Germany GER 2009-10-18
RcRownchangeKK*chgGame
 2164 2111 1.00 4 -0.72 15 -10.80 
  Kuhn, Gerd 2136 GER1.0010.53157.95 
  Rathje, Christian 2113 GER0.001-0.5015-7.50 
  Maass, Joerg 2160 GER0.001-0.4315-6.45 
  Kevorkov, Artur 2248 GER0.001-0.3215-4.80 

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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