Individual Calculations April 2017
 Romero Alfonso, Carlos  Total change: -17.00  Rating chartPersonal card
 FMA Cto De Liga Equipos Segunda D 2017 Rondas 7-9 Madrid ESP 2017-02-05
RcRownchangeKK*chgGame
 1748 1900 0.50 2 -0.85 20 -17.00 
  Alonso C, Luis 1906 ESP0.001-0.4920-9.80 
  Savchuk, Olga 1589 UKR0.501-0.3620-7.20 

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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