Individual Calculations April 2023
 Czernecki, Andrzej  Total change: 2.00  Rating chartPersonal card
 Druzynowe Mistrzostwa Slaska Seniorow - Ekstraliga 2023 Round 7-9 Chorzow POL 2023-03-25
RcRownchangeKK*chgGame
 1855 1837 1.50 3 0.05 40 2.00 
  Bitman, Marek 1760 POL0.501-0.1140-4.40 
  Wierzbicki, Dawid 1766 POL0.501-0.1040-4.00 
  Lis, Mateusz 2038 POL0.5010.264010.40 

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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