Individual Calculations May 2011
 Batista, Sandro Manuel Almeida  Total change: 20.55  Rating chartPersonal card
 CNE 2 divisao - serie B several POR 2010-12-11
RcRownchangeKK*chgGame
 1795 1726 3.00 4 1.37 15 20.55 
  Alvarez, Ricardo Fernando 1702 POR1.0010.47157.05 
  Sousa, Joao Francisco Silva 1880 POR0.001-0.2915-4.35 
  Babo, Miguel 1925 POR1.0010.761511.40 
  Santos, Ines Lima 1673 POR1.0010.43156.45 

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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