Individual Calculations November 2012
 Iwu, Okechukwu N  Total change: -24.45  Rating chartPersonal card
 21st Annual Midwest Class Championship Wheeling, Illinois USA 2012-10-12
 2088 2183 1.50 5 -1.63 15 -24.45 
  Keating, Robert F 2119 USA0.001-0.5915-8.85 
  Velikanov, Alexander 2164 USA0.001-0.5315-7.95 
  Rajendra, Avinash Shashikala 1986 USA0.501-0.2515-3.75 
  Cooklev, Steven 2132 USA1.0010.43156.45 
  Flaga, Krzysztof 2041 USA0.001-0.6915-10.35 

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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