Individual Calculations July 2009
 Birkmann, Guenther  Total change: -7.80  Rating chartPersonal card
 Landesliga Nord Bayern Bayern GER 2008-10-05
 2049 2060 0.00 1 -0.52 15 -7.80 
  Bachstein, Dustin 2049 GER0.001-0.5215-7.80 

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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