Individual Calculations July 2009
 Hair, Philip I  Total change: -1.65  Rating chartPersonal card
 32nd Waitakere Open Auckland NZL 2009-05-30
RcRownchangeKK*chgGame
 2066 2015 2.50 6 -0.11 15 -1.65 
  Shen, Daniel 2137 NZL0.5010.17152.55 
  Smith, Robert W f2274 NZL0.001-0.1815-2.70 
  Wright, Caleb 1925 NZL0.501-0.1215-1.80 
  Krstev, Antonio 2056 NZL0.5010.06150.90 
  Bennett, Hilton 2028 NZL0.001-0.4815-7.20 
  Lynn, William 1974 NZL1.0010.44156.60 

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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