Individual Calculations January 2011
 Duneas, John  Total change: -17.55  Rating chartPersonal card
 Merv Morrison Auckland NZL 2010-10-22
RcRownchangeKK*chgGame
 2018 2141 1.50 4 -1.17 15 -17.55 
  Li, Luke 1973 NZL0.501-0.2215-3.30 
  Pinic, Noel 2049 NZL0.001-0.6315-9.45 
  Perry, Roger 2032 NZL0.501-0.1515-2.25 
  Fuatai, Fuatai 2016 NZL0.501-0.1715-2.55 

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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