Individual Calculations September 2009
 Nunes, Patricia  Total change: 7.75  Rating chartPersonal card
 XX Taca de Lisboa Lisboa POR 2009-01-18
RcRownchangeKK*chgGame
 1561 1440 1.00 2 0.31 25 7.75 
  Martins, Abilio Morgado 1663 POR0.001-0.2225-5.50 
  Santos, Norberto Fernandes 1458 POR1.0010.532513.25 

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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