Individual Calculations October 2012
 Chojnacki, Krzysztof  Total change: -3.70  Rating chartPersonal card
 Extraliga Seniorow - Round 4-6 Gorzow Wlkp. POL 2012-09-14
 2477 2444 1.00 3 -0.37 10 -3.70 
  Olszewski, Michal g2526 POL0.001-0.3910-3.90 
  Heberla, Bartlomiej g2531 POL0.001-0.3810-3.80 
  Drozdowski, Kacper f2374 POL1.0010.40104.00 

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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