Individual Calculations July 2009
 Ward, Simon  Total change: -2.55  Rating chartPersonal card
 North Island Championship Wellington NZL 2009-04-10
RcRownchangeKK*chgGame
 1997 1767 1.00 5 -0.17 15 -2.55 
  Steadman, Michael 2117 NZL0.001-0.1115-1.65 
  Burns, Christopher John 2060 NZL0.001-0.1515-2.25 
  Nyberg, Michael 1957 NZL0.001-0.2515-3.75 
  Johnson, Quentin J.f. 2117 NZL0.001-0.1115-1.65 
  Mitchell, Robert 1732 NZL1.0010.45156.75 

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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