Individual Calculations April 2009
 Becerra, Julio J  Total change: -4.80  Rating chartPersonal card
 18th Annual North American Open Las vegas, Nevada USA 2008-12-26
RcRownchangeKK*chgGame
 2291 2602 5.50 7 -0.48 10 -4.80 
  Moskow, Eric D 2252 USA0.501-0.3910-3.90 
  Haessel, Dale R f2252 CAN1.0010.11101.10 
  Yanayt, Eugene f2252 USA1.0010.11101.10 
  Lee, Michael f2305 USA0.001-0.8510-8.50 
  Parry, Matt J 2261 USA1.0010.12101.20 
  Belliard, Luis 2252 DOM1.0010.11101.10 
  Matikozyan, Andranik m2462 ARM1.0010.31103.10 

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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