Individual Calculations December 2022
 Ahmad, Momin  Total change: -20.00  Rating chartPersonal card
 4. Heidelberger Schachherbst A-Turnier Heidelberg GER 2022-10-28
RcRownchangeKK*chgGame
 1919 1921 0.00 2 -1.00 20 -20.00 
  Musiolik, David 2252 GER0.001-0.1220-2.40 
  Kuehn, Marvin 1585 GER0.001-0.8820-17.60 

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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