Individual Calculations September 2013
 Mena, Carlos E  Total change: -0.90  Rating chartPersonal card
 2013 MCC July Grand Prix New York, New York USA 2013-07-13
RcRownchangeKK*chgGame
 2269 2313 1.00 2 -0.09 10 -0.90 
  Weiss, Loren E 2043 USA1.0010.17101.70 
  Kekelidze, Mikheil g2494 GEO0.001-0.2610-2.60 

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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