Individual Calculations October 2017
 Adair, James R  Total change: -2.60  Rating chartPersonal card
 15th 4NCL Congress Open Doncaster ENG 2017-09-08
 2153 2482 4.00 5 -0.26 10 -2.60 
  Head, Louise 2082  * ENG1.0010.08100.80 
  Murphy, Hugh W 2109 ENG1.0010.10101.00 
  Merry, Alan B m2412 ENG0.001-0.6010-6.00 
  Gardiner, Eric D 2082  * ENG1.0010.08100.80 
  Whitfield, Craig M 2082  * ENG1.0010.08100.80 
 * 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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