Individual Calculations April 2023
 Grigoryev, Ivan D  Total change: 91.20  Rating chartPersonal card
 Classic - SFO championship - 2023 - Men Novosibirsk RUS 2023-03-06
RcRownchangeKK*chgGame
 1778 1312 3.00 8 2.28 40 91.20 
  Zhuk, Aleksei 2054 RUS0.0010.00400.00 
  Ergashev, Khaetzhon 1634 RUS0.001-0.1340-5.20 
  Boronin, Aleksey V 1604 RUS0.001-0.1540-6.00 
  Glushkov, Dmitry E 1535 RUS0.5010.284011.20 
  Voroshkov, Kirill 1733 RUS1.0010.934037.20 
  Zubarev, Alexander 1664 RUS1.0010.894035.60 
  Lapin, Petr 2193 RUS0.0010.00400.00 
  Bura, Oleg 1803 RUS0.5010.464018.40 

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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