Individual Calculations February 2013
 Elmore, John P  Total change: -4.50  Rating chartPersonal card
 2013 Portsmouth Open Portsmouth, New Hampshire USA 2013-01-19
RcRownchangeKK*chgGame
 2101 1953 0.00 1 -0.30 15 -4.50 
  Carter, David E 2101 USA0.001-0.3015-4.50 

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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