Individual Calculations July 2009
 Kopaloff, Nick  Total change: 14.55  Rating chartPersonal card
 Shlakman Memorial 2009 Natanya ISR 2009-04-06
RcRownchangeKK*chgGame
 2183 2053 3.00 6 0.97 15 14.55 
  Lurie, Michael 2303 ISR0.001-0.1915-2.85 
  Magen, Paz 2009 ISR0.001-0.5615-8.40 
  Shani, Amichai 2107 ISR1.0010.58158.70 
  Hasidovsky, Michael 2135 ISR1.0010.61159.15 
  Lipes, Yosef 2176 ISR0.5010.17152.55 
  Kudischewitsch, David m2367 RUS0.5010.36155.40 

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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