Individual Calculations January 2019
 Boabaid, Jorge Alberto Duardes  Total change: -13.80  Rating chartPersonal card
 II IRT Metropole STD 2018 Porto Alegre RS BRA 2018-11-30
RcRownchangeKK*chgGame
 1651 1840 3.00 5 -0.69 20 -13.80 
  Ribeiro, Luiz Felipe Roballo 1526 BRA1.0010.14202.80 
  Friedrich, Carlos Ernesto G. 1647 BRA0.001-0.7520-15.00 
  Da Silva, Joao Carlos Orguim 1751 BRA0.501-0.1220-2.40 
  Calsing, Ado 1715 BRA0.501-0.1720-3.40 
  De Mello, Joao Luiz 1614 BRA1.0010.21204.20 

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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