Individual Calculations May 2013
 Parry, Matt J  Total change: 3.30  Rating chartPersonal card
 43rd Annual World Amateur Team & US Team East Parsippany, New Jersey USA 2013-02-16
RcRownchangeKK*chgGame
 2255 2221 2.50 5 0.22 15 3.30 
  Arluck, William S 2065 USA1.0010.29154.35 
  Bodek, Michael H f2351 USA1.0010.681510.20 
  Stoyko, Stephen E f2151 USA0.501-0.1015-1.50 
  Cox, John m2396 ENG0.001-0.2715-4.05 
  Kelleher, William f2310 USA0.001-0.3815-5.70 

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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