Individual Calculations February 2014
 Pugh, Lawrence  Total change: -6.45  Rating chartPersonal card
 46th Annual Liberty Bell Open Philadelphia, Pennsylvania USA 2014-01-17
 2159 2050 1.00 4 -0.43 15 -6.45 
  Wu, Christopher 2219 USA0.001-0.2815-4.20 
  Shibut, Macon A f2220 USA0.5010.22153.30 
  Katz, Benjamin J 2080 USA0.001-0.4615-6.90 
  Hill Jr, Leroy 2115 USA0.5010.09151.35 

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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