Rapid: Individual Calculations January 2024
 Lachacz, Witold  Total change: 19.60  Rating chartPersonal card
 II Charytatywny Mikolajkowy Turniej Szachowy SZACH-MAT Trzemeszno POL 2023-12-02
RcRownchangeKK*chgGame
 1387 1128 1.50 5 0.49 40 19.60 
  May, Jakub 1433 POL0.001-0.1440-5.60 
  Nowicki, Franciszek 1329 POL0.5010.264010.40 
  Orczykowski, Tomasz 1597 POL0.001-0.0540-2.00 
  Oszutowska, Anna 1321 POL0.001-0.2540-10.00 
  Majewski, Wieslaw 1255 POL1.0010.674026.80 

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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