Individual Calculations September 2009
 Matei, Leonardo-Florin  Total change: -33.00  Rating chartPersonal card
 Bucharest Chess Weekend - 2nd edition Bucuresti ROU 2009-07-10
RcRownchangeKK*chgGame
 1747 1864 0.00 2 -1.32 25 -33.00 
  Gorunescu, Nicolae-Gabriel 1684 ROU0.001-0.7425-18.50 
  David, Alexandru-Vasile 1809 ROU0.001-0.5825-14.50 

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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