Individual Calculations September 2011
 Jones, James  Total change: -1.20  Rating chartPersonal card
 2011 Mechanics Summer Tournament San Francisco, California USA 2011-05-24
RcRownchangeKK*chgGame
 2100 2112 1.00 2 -0.04 30 -1.20 
  Wong, Russell 2106 USA1.0010.493014.70 
  Traub, Igor 2093 USA0.001-0.5330-15.90 

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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