Individual Calculations April 2021
 Alvarez Abejon, Amilcar  Total change: -17.20  Rating chartPersonal card
 Campeonato de Liga por Equipos de Madrid Preferente 2020-2021 Rondas 1-4 Madrid ESP 2021-02-28
RcRownchangeKK*chgGame
 2026 1972 0.00 2 -0.86 20 -17.20 
  Paarup, Torsten 1943 DEN0.001-0.5420-10.80 
  Lopez Mijail, Nicolas 2109 ESP0.001-0.3220-6.40 

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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