Rapid: Individual Calculations January 2021
 Malecki, Rafal  Total change: 6.40  Rating chartPersonal card
 Konin Masters VI - IV Memorial Wiktora Korcznoja - RAPID Konin POL 2020-12-18
RcRownchangeKK*chgGame
 1573 1985 2.00 2 0.32 20 6.40 
  Lajdamik, Anna 1304 POL1.0010.01200.20 
  Piekielny, Pawel 1842 POL1.0010.31206.20 

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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