Individual Calculations September 2010
 Jones, James  Total change: -6.50  Rating chartPersonal card
 Summer Tuesday Night Marathon San Francisco, California USA 2010-05-25
RcRownchangeKK*chgGame
 1993 2142 2.50 4 -0.26 25 -6.50 
  Leavens, Weston 1831 USA0.501-0.3625-9.00 
  Ramachandran, Jayakrishnan 2028 USA1.0010.34258.50 
  Manvelyan, Hayk 2095 USA0.001-0.5725-14.25 
  Gaffagan, Steven 2019 USA1.0010.33258.25 

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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