Individual Calculations June 2013
 Maroroa, Sue Y  Total change: 26.85  Rating chartPersonal card
 4NCL 2012-13 Various ENG 2012-11-03
RcRownchangeKK*chgGame
 2164 2055 5.00 9 1.79 15 26.85 
  Collier, David O 2098 ENG0.5010.06150.90 
  Berry, Neil f2247 SCO0.5010.25153.75 
  Kwiatkowski, Feliks J c2232 ENG0.5010.23153.45 
  Clarke, Stuart W f2295 ENG1.0010.801512.00 
  Arnott, Jonathan W c2188 ENG1.0010.681510.20 
  Foord, Dominic 2072 ENG0.001-0.4815-7.20 
  Brown, Tom 2083 WLS0.001-0.4615-6.90 
  Jackson, Sheila wg2177 ENG1.0010.671510.05 
  Coates, David H 2085 ENG0.5010.04150.60 

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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