Individual Calculations October 2012
 Dziuba, Marcin  Total change: 5.90  Rating chartPersonal card
 Extraliga Seniorow - Round 4-6 Gorzow Wlkp. POL 2012-09-14
 2488 2592 2.50 3 0.59 10 5.90 
  Jakubowski, Krzysztof g2511 POL1.0010.39103.90 
  Nurkiewicz, Maciej 2391 POL0.501-0.2610-2.60 
  Tomczak, Jacek g2563 POL1.0010.46104.60 

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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