Individual Calculations May 2017
 Gomez Leon, Nicolas  Total change: -8.00  Rating chartPersonal card
 Campeonato Nacional Amateur 2017 Sub1700 Absoluto Bogota COL 2017-03-02
 1583 1338 0.00 1 -0.20 40 -8.00 
  Lopez, Alberto 1583 COL0.001-0.2040-8.00 

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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