Individual Calculations January 2023
 Zak, Pawel  Total change: -24.00  Rating chartPersonal card
 Walbrzyska Dolnoslaska Liga Okregowa 2022-3 Round 1-3 various POL 2022-12-11
RcRownchangeKK*chgGame
 1690 1763 0.00 2 -1.20 20 -24.00 
  Sypien, Natan 1780 POL0.001-0.4820-9.60 
  Stoop, Jan 1599 NED0.001-0.7220-14.40 

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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