Individual Calculations March 2013
 Russell, Corey J  Total change: -20.85  Rating chartPersonal card
 2013 Oregon Invitational Championship Portland, Oregon USA 2013-02-09
RcRownchangeKK*chgGame
 2125 2155 3.50 9 -1.39 15 -20.85 
  Gay, Daniel Z 2122 USA0.501-0.0515-0.75 
  Tobin, Sean 2090 USA0.001-0.5915-8.85 
  Haessler, Carl A 2167 USA0.5010.02150.30 
  Wen, David 2057 USA0.001-0.6315-9.45 
  Deeth, Steven B 2085 USA0.001-0.6015-9.00 
  Herrera, Robert 2144 USA1.0010.48157.20 
  Gutman, Richard G 2099 USA1.0010.42156.30 
  Esler, Brian John 2086 USA0.501-0.1015-1.50 
  Raptis, Nick f2272 USA0.001-0.3415-5.10 

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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