Individual Calculations March 2023
 Graj, Wojciech  Total change: -2.40  Rating chartPersonal card
 DD Den Haag Open Schaakkampioenschap 2022 Round 1-4 Den Haag NED 2023-02-01
RcRownchangeKK*chgGame
 1879 1424 0.00 1 -0.06 40 -2.40 
  Timmermans, Raymond 1879 NED0.001-0.0640-2.40 

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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