Individual Calculations April 2024
 Andrzejewska, Maja  Total change: -8.20  Rating chartPersonal card
 Wielkopolska Liga Seniorow IVa - 2024 Round 4-5 Poznan POL 2024-03-10
RcRownchangeKK*chgGame
 1691 1662 0.50 2 -0.41 20 -8.20 
  Skrzypek, Leszek 1716 POL0.5010.08201.60 
  Nowak, Tomasz 1666 POL0.001-0.4920-9.80 

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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