Blitz: Individual Calculations March 2020
 Ershova, Sofya  Total change: 39.20  Rating chartPersonal card
 Karelian blitz 2020 cup Petrozavodsk RUS 2020-02-02
 1833 1740 5.50 9 1.96 20 39.20 
  Osmolny, Vladimir I. f2107 RUS0.5010.40208.00 
  Moroz , Andrey 1366 RUS1.0010.10202.00 
  Pashkov, Vladimir M. 1691 RUS1.0010.43208.60 
  Kuznetsov, Victor Y. 1793 RUS1.0010.572011.40 
  Abramov, Andrey N. 2011 RUS0.001-0.1720-3.40 
  Stolyarov, Sergey V. 1812 RUS0.001-0.4020-8.00 
  Osmolny, Vladimir I. f2107 RUS0.001-0.1020-2.00 
  Zvezdin, Vladimir M. 1585 RUS1.0010.29205.80 
  Andronov, Mikhail G. 2023 RUS1.0010.842016.80 

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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