Individual Calculations July 2011
 McKenna, Jason P  Total change: 23.70  Rating chartPersonal card
 4NCL 2011 various ENG 2010-11-06
RcRownchangeKK*chgGame
 2092 2081 5.50 8 1.58 15 23.70 
  Sahl, Sheila B wm2173 NOR0.001-0.3715-5.55 
  Martin, Katie A 1901 ENG1.0010.26153.90 
  Hegarty, Sarah N wf2080 ENG1.0010.50157.50 
  Yurenok, Maria S wf2072 ENG0.501-0.0115-0.15 
  Bellin, Jana M wg2137 ENG1.0010.58158.70 
  Stepanyan, Astghik 1823 ENG1.0010.18152.70 
  Lauterbach, Ingrid wm2109 ENG1.0010.54158.10 
  Trent, Lawrence m2442 ENG0.001-0.1015-1.50 

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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