Individual Calculations March 2010
 Luaces, Juan  Total change: -27.25  Rating chartPersonal card
 19th Annual North American Open Las Vegas, Nevada USA 2009-12-26
RcRownchangeKK*chgGame
 2225 2108 0.00 3 -1.09 25 -27.25 
  Sapozhnikov, Roman 2223 CAN0.001-0.3425-8.50 
  Ravichandran, Siddharth 2422 IND0.001-0.1425-3.50 
  Harmon-Vellotti, Luke 2029 USA0.001-0.6125-15.25 

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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