Individual Calculations October 2018
 Duch, Mariusz  Total change: -14.80  Rating chartPersonal card
 Druzynowe Mistrzostwa Polski - I Liga Seniorow 2018 Pokrzywna POL 2018-09-01
RcRownchangeKK*chgGame
 2296 2233 0.50 3 -0.74 20 -14.80 
  Orzech, Dominik m2365 POL0.5010.18203.60 
  Dybowski, Jerzy f2276 POL0.001-0.4420-8.80 
  Gbyl, Andrzej 2248 POL0.001-0.4820-9.60 

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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