Individual Calculations January 2014
 McKerracher, Douglas  Total change: -22.50  Rating chartPersonal card
 5th London Chess Classic 2013: Open London ENG 2013-12-07
RcRownchangeKK*chgGame
 2075 2010 1.50 7 -1.50 15 -22.50 
  Kiik, Kalle m2410  * EST1.0010.921513.80 
  Ortega Ruiz, Jose Miguel f2366 ESP0.001-0.1115-1.65 
  Bird, Andrew 2229 AUS0.001-0.2215-3.30 
  Moore, Gerald 2215 ENG0.001-0.2415-3.60 
  Arapalea, Daniel-Ionel 1814 ROU0.001-0.7515-11.25 
  Kane, Robert 1866 ENG0.001-0.6915-10.35 
  Altman, Joshua c1626 ENG0.501-0.4115-6.15 
 * 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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