Individual Calculations March 2011
 Heung, Christopher  Total change: 15.15  Rating chartPersonal card
 37th Annual Eastern Open Washington DC USA 2010-12-27
RcRownchangeKK*chgGame
 2133 2082 4.50 8 1.01 15 15.15 
  Slack, David 1988 USA1.0010.37155.55 
  Adu, Oladapo m2255 NGR0.001-0.2715-4.05 
  Winter, Curtis A 1884 USA1.0010.24153.60 
  Hu, Zhi-Ya 2254 USA1.0010.731510.95 
  Del Mundo, Anton P f2340 PHI0.001-0.1815-2.70 
  Enkhbat, Tegshsuren m2381 USA0.001-0.1515-2.25 
  Perez, Samuel 1794 USA1.0010.16152.40 
  Samuelson, Andrew 2165 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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