Individual Calculations April 2008
 Rosario, Salvador  Total change: -1.65  Rating chartPersonal card
 34th Annual Eastern Open Washington DC USA 2007-12-27
RcRownchangeKK*chgGame
 2249 2175 1.50 4 -0.11 15 -1.65 
  Smith, Bryan m2392 USA0.001-0.2215-3.30 
  Guo, Gill Y 2090 USA0.001-0.6215-9.30 
  Malkiel, Daniel E 2263 USA1.0010.62159.30 
  Mabe, Chris J 2252 USA0.5010.11151.65 

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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