Individual Calculations January 2010
 Sgueglia, Gabriele  Total change: 15.75  Rating chartPersonal card
 Italian Team Championship under 16 Terrasini ITA 2009-10-29
RcRownchangeKK*chgGame
 1784 1689 1.00 1 0.63 25 15.75 
  Marchetti, Michael 1784 ITA1.0010.632515.75 

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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