Individual Calculations September 2012
 Watson, Bruce R  Total change: 24.30  Rating chartPersonal card
 Auckland Centre 'A' Grade Championship Auckland NZL 2012-07-09
RcRownchangeKK*chgGame
 2104 2276 8.00 9 1.62 15 24.30 
  Gao, Judy wc1949 NZL1.0010.13151.95 
  Gao, Hans 1975 NZL0.501-0.3515-5.25 
  Stuart, Richard 2130 NZL1.0010.30154.50 
  Li, Zuhao Luke 2210 NZL1.0010.41156.15 
  Thornton, Giovanni Antonio 2175 NZL1.0010.36155.40 
  Garbett, Paul Anthony m2276 NZL0.5010.00150.00 
  Perry, Roger 2009 NZL1.0010.18152.70 
  Steadman, Michael f2241 NZL1.0010.45156.75 
  Goodhue, Nathan 1969 NZL1.0010.14152.10 

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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