Individual Calculations September 2009
 Maman, Emanuel  Total change: 0.00  Rating chartPersonal card
 Maccabiah 2009 Intl Open Natanya ISR 2009-07-12
RcRownchangeKK*chgGame
 2010 1953 2.50 6 0.00 15 0.00 
  Porat, Rami 1649 ISR0.501-0.3615-5.40 
  Hadari, Ariel 2009 ISR1.0010.58158.70 
  Berman, Mark 2180 ISR0.5010.29154.35 
  Portnoy, Matan 2007 ISR0.5010.08151.20 
  Shani, Amichai 2101 ISR0.001-0.3015-4.50 
  Afgin, David 2112 ISR0.001-0.2915-4.35 

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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