Individual Calculations May 2012
 Ribeiro, Duarte  Total change: 14.55  Rating chartPersonal card
 CNE 2011/2012 - 2. divisao - serie D several POR 2011-12-08
RcRownchangeKK*chgGame
 2064 1946 2.00 3 0.97 15 14.55 
  Lanier, Nicholas 2153 USA0.5010.27154.05 
  Santos, Micael 1964 POR1.0010.53157.95 
  Farinha, Joao Carlos 2075 POR0.5010.17152.55 

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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