Individual Calculations September 2011
 Shabazz, Daaim  Total change: -38.40  Rating chartPersonal card
 39th Annual World Open - U2200 Section Philadelphia, Pennsylvania USA 2011-06-28
RcRownchangeKK*chgGame
 1961 2066 0.00 2 -1.28 30 -38.40 
  Hodges, Peter 1915 USA0.001-0.7030-21.00 
  Chen, Kevin E 2007 USA0.001-0.5830-17.40 

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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