Individual Calculations December 2012
 Wlezien, Alexander  Total change: -15.30  Rating chartPersonal card
 43rd Annual National Chess Congress Philadelphia, Pennsylvania USA 2012-11-23
RcRownchangeKK*chgGame
 2139 2047 1.00 4 -0.51 30 -15.30 
  Krause, Benjamin W 2207 USA0.001-0.2930-8.70 
  Giannatos, Peter Lukas 2085 USA0.001-0.4530-13.50 
  Sakai, Hibicki 2053 JPN0.5010.01300.30 
  Yuvarajan, Prathiba wm2212 IND0.5010.22306.60 

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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