Individual Calculations March 2024
 Pietrzak, Wojciech  Total change: 14.00  Rating chartPersonal card
 282nd YMCA Winter 2024-A Round 4-7 Warszawa POL 2024-02-02
RcRownchangeKK*chgGame
 1801 1760 2.50 4 0.70 20 14.00 
  Huseynzade, Jeyhun 1994 AZE0.001-0.2120-4.20 
  Pettersson, Alexander 1786 SWE1.0010.542010.80 
  Krupa, Bartlomiej 1757 POL0.5010.00200.00 
  Kowalski, Witold 1666 POL1.0010.37207.40 

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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