Individual Calculations June 2024
 Petrovskis, Normunds  Total change: 4.40  Rating chartPersonal card
 Latvian Amateur Championship 2024 Riga LAT 2024-04-27
RcRownchangeKK*chgGame
 1779 1533 0.50 2 0.11 40 4.40 
  Aleidzans, Vadims 1787 LAT0.5010.314012.40 
  Olshevskis, Aleksejs Jans 1770 LAT0.001-0.2040-8.00 

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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