Individual Calculations July 2011
 Martin, Katie A  Total change: -15.15  Rating chartPersonal card
 4NCL 2011 various ENG 2010-11-06
RcRownchangeKK*chgGame
 2093 1901 0.00 4 -1.01 15 -15.15 
  Bellin, Christopher J 2045 ENG0.001-0.3115-4.65 
  McKenna, Jason P 2081 ENG0.001-0.2615-3.90 
  Sahl, Sheila B wm2173 NOR0.001-0.1715-2.55 
  Yurenok, Maria S wf2072 ENG0.001-0.2715-4.05 

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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