Individual Calculations January 2010
 Nguyen, Dang Hong Phuc  Total change: -8.75  Rating chartPersonal card
 World Youth Chess Championships-u10 Antalya TUR 2009-11-12
RcRownchangeKK*chgGame
 1941 1775 0.50 3 -0.35 25 -8.75 
  Zajic, Milan 1995 SRB0.001-0.2225-5.50 
  Pak, Alexander 1960 RUS0.5010.24256.00 
  Hristov, Nikolay Valeriev 1867 BUL0.001-0.3725-9.25 

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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