Individual Calculations May 2012
 Towers, Brian  Total change: -20.10  Rating chartPersonal card
 Quarter Final 2012 Herzlia A Herzelia ISR 2012-01-16
RcRownchangeKK*chgGame
 1872 1857 3.00 9 -1.34 15 -20.10 
  Cohen, Yonatan 1619 ISR0.501-0.3015-4.50 
  Pilosof, Haim 1928 ISR0.001-0.4015-6.00 
  Shlam, Yehuda 2102 ISR0.001-0.2015-3.00 
  Roitman, Dan 1765 ISR0.001-0.6315-9.45 
  Ilan, Liad 2013 ISR0.5010.21153.15 
  Levi, Avner 1619 ISR1.0010.20153.00 
  Ben Porat, Zeev 1987 ISR0.001-0.3215-4.80 
  Yaacobovich, Shlomi 1678 ISR1.0010.27154.05 
  Cnaan, Moshe 2135 ISR0.001-0.1715-2.55 

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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