Individual Calculations August 2013
 Kreitner, Ilan  Total change: -11.55  Rating chartPersonal card
 41st Annual World Open - U2200 Section Arlington, Virginia USA 2013-06-29
RcRownchangeKK*chgGame
 2051 2015 1.50 5 -0.77 15 -11.55 
  Harriott, Tyrell 2218 USA0.001-0.2415-3.60 
  Lehmann, Spencer George 1909 USA0.001-0.6415-9.60 
  Rabin, Evan Z 2003 USA0.501-0.0215-0.30 
  Yan, Gaibo 2044 USA1.0010.54158.10 
  Yim, Tony 2080 KOR0.001-0.4115-6.15 

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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