Individual Calculations November 2011
 Farid, Firman Syah  Total change: 9.90  Rating chartPersonal card
 Indonesia Open Chess Championship 2011 Jakarta INA 2011-10-12
 2416 2241 1.50 3 0.66 15 9.90 
  Dao, Thien Hai g2493 VIE0.001-0.1915-2.85 
  Laksana, Agusta f2316 INA0.5010.10151.50 
  Barus, Cerdas g2438 INA1.0010.751511.25 

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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