Individual Calculations December 2012
 Mabe, Chris J  Total change: -5.25  Rating chartPersonal card
 43rd Annual National Chess Congress Philadelphia, Pennsylvania USA 2012-11-23
RcRownchangeKK*chgGame
 2274 2254 2.00 5 -0.35 15 -5.25 
  Cortese, Anthony 1951 USA1.0010.14152.10 
  Shankland, Sam g2605 USA0.001-0.1115-1.65 
  Dong, Alice 1854  * USA1.0010.08151.20 
  Ostrovskiy, Aleksandr A f2382 USA0.001-0.3315-4.95 
  Panchanathan, Magesh g2576 IND0.001-0.1315-1.95 
 * 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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