Individual Calculations February 2013
 Khachiyan, Melikset  Total change: -3.10  Rating chartPersonal card
 2013 Century West Open Los Angeles, California USA 2013-01-11
 2270 2501 2.00 3 -0.31 10 -3.10 
  Peters, Jack m2350 USA0.501-0.2010-2.00 
  Phillips, Jeff 2101  * USA1.0010.08100.80 
  Amanov, Zhanibek m2360 KAZ0.501-0.1910-1.90 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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