Individual Calculations March 2011
 Marshall, Abby  Total change: -9.75  Rating chartPersonal card
 2011 Chesapeake Open Rockville, Maryland USA 2011-01-07
RcRownchangeKK*chgGame
 2107 2145 1.00 3 -0.65 15 -9.75 
  Kaufman, Lawrence g2417 USA0.001-0.1715-2.55 
  Sreenivasan, Raman 1861 USA1.0010.16152.40 
  Schoch, Ian David 2042 USA0.001-0.6415-9.60 

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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