Individual Calculations January 2023
 Horacek, Petr  Total change: 14.00  Rating chartPersonal card
 PDSS - Krajsky prebor II vychod 2022-2023 r4-5 various CZE 2022-12-04
RcRownchangeKK*chgGame
 1751 1599 1.00 2 0.35 40 14.00 
  Krcmar, Stanislav 1574 CZE1.0010.474018.80 
  Pokorny, Jan 1928 CZE0.001-0.1240-4.80 

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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