Individual Calculations December 2019
 Soriano, Rudolph P.  Total change: -1.40  Rating chartPersonal card
 2019 National Chess Open Agana GUM 2019-11-16
 1702 1825 2.50 4 -0.07 20 -1.40 
  Ollet, Myra wc1504 GUM1.0010.13202.60 
  Estur, Gavino Aguilar 1545 GUM0.501-0.3420-6.80 
  Orio, Rogelio L. c1749 GUM1.0010.40208.00 
  Mafnas, Peter 2011 GUM0.001-0.2620-5.20 

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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