Individual Calculations September 2009
 Coleman, Teddy  Total change: 4.80  Rating chartPersonal card
 37th Annual World Open - Open Section Philadelphia, Pennsylvania USA 2009-06-29
RcRownchangeKK*chgGame
 2367 2289 3.50 8 0.32 15 4.80 
  Stripunsky, Alexander g2556 USA0.001-0.1815-2.70 
  Freix, Andrew J 1972 USA1.0010.13151.95 
  Molner, Mackenzie 2384 USA0.5010.13151.95 
  Bonin, Jay m2369 USA0.5010.11151.65 
  Stocek, Jiri g2573 CZE0.001-0.1615-2.40 
  Yeager, Daniel A f2372 USA1.0010.61159.15 
  Gulamali, Kazim f2338 USA0.5010.07151.05 
  Bartell, Thomas f2368 USA0.001-0.3915-5.85 

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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