Individual Calculations October 2023
 Sidor, Mateusz  Total change: -38.80  Rating chartPersonal card
 Szachowe Pozegnanie Lata 2023 - grupa A Grodzisk Mazowiecki POL 2023-09-23
RcRownchangeKK*chgGame
 1252 1244 0.50 3 -0.97 40 -38.80 
  Zydok, Ignacy 1326 POL0.001-0.3940-15.60 
  Twardowski, Karol 1182 POL0.001-0.5940-23.60 
  Nozynski, Stanislaw 1248 POL0.5010.01400.40 

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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