Individual Calculations March 2023
 Ratkowski, Artur  Total change: -112.40  Rating chartPersonal card
 X TURNIEJ SZACHOWY O PUCHAR DZSZACH GRUPA FIDE Kudowa Zdroj POL 2023-02-11
RcRownchangeKK*chgGame
 1156 1090 0.50 8 -2.81 40 -112.40 
  Wojtanowski, Michal 1297 POL0.001-0.2340-9.20 
  Dobrovolska-Rakhnina, Bozhena 1242 UKR0.001-0.3040-12.00 
  Maciaga, Jan 1253 POL0.001-0.2840-11.20 
  Wojewoda, Miron 1030 POL0.501-0.0840-3.20 
  Lekan, Pawel 1015 POL0.001-0.6040-24.00 
  Podgorski, Jakub 1077 POL0.001-0.5240-20.80 
  Dabrowska, Ewa 1105 POL0.001-0.4840-19.20 
  Doskocz, Dominika 1227 POL0.001-0.3240-12.80 

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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