Individual Calculations February 2014
 Marshall, Abby S  Total change: -6.60  Rating chartPersonal card
 2013 PanAmerican Intercollegiate Chess Championship Lubbock, Texas USA 2013-12-27
 2240 2123 1.00 4 -0.44 15 -6.60 
  Yotov, Valentin L g2523  * BUL0.001-0.0815-1.20 
  Davey, Laurence 1771 JAM1.0010.11151.65 
  Torres, Luis Carlos c2358 MEX0.001-0.2115-3.15 
  Calugar, Arthur m2309 CAN0.001-0.2615-3.90 
 * 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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