Individual Calculations September 2015
 Izoria, Zviad  Total change: 3.00  Rating chartPersonal card
 14th Annual Manhattan Open New York, New York USA 2015-08-21
 2379 2573 2.50 3 0.30 10 3.00 
  Rozman, Levy 2257 USA1.0010.13101.30 
  Steingrimsson, Hedinn g2550 ISL0.501-0.0310-0.30 
  Katz, Alexander R m2330 USA1.0010.20102.00 

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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