Individual Calculations July 2013
 Schemm, Michael A  Total change: -14.55  Rating chartPersonal card
 22nd Annual Chicago Open - Under 2300 Section Wheeling, Illinois USA 2013-05-24
RcRownchangeKK*chgGame
 2087 2031 2.00 7 -0.97 15 -14.55 
  Plotkin, David 2125 USA0.5010.13151.95 
  Dykes, Denton 2123 USA0.001-0.3715-5.55 
  Ofek, Ariel 2030 USA1.0010.50157.50 
  Inapuri, Ramya Krishna wf2078 IND0.001-0.4315-6.45 
  Lein, Anatoly g2240 USA0.001-0.2315-3.45 
  Bungo, D Gregory 1953 USA0.001-0.6115-9.15 
  Chen, Jackson 2061 USA0.5010.04150.60 

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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