Individual Calculations January 2010
 Jackson, L. Ross  Total change: 26.40  Rating chartPersonal card
 2009 All Canterbury Championships Christchurch NZL 2009-10-24
RcRownchangeKK*chgGame
 2189 1982 2.50 3 1.76 15 26.40 
  Nokes, Roger I f2327 NZL1.0010.891513.35 
  McNabb, Matthew David 2074 NZL1.0010.63159.45 
  Nijman, Brian 2165 NZL0.5010.24153.60 

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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