Rapid: Individual Calculations September 2020
 Grzelak, Artur  Total change: 5.40  Rating chartPersonal card
 O Laur Wawrzynca - w Stulecie Bitwy Warszawskiej Chlewiska POL 2020-08-23
RcRownchangeKK*chgGame
 1759 2161 8.00 9 0.27 20 5.40 
  Siek, Jerzy 1438 POL1.0010.01200.20 
  Sadlak, Rafal 1637 POL1.0010.03200.60 
  Plicner, Adam 1844 POL1.0010.13202.60 
  Choina, Adam 1981 POL1.0010.26205.20 
  Bogdanov, Ignat 2185 UKR0.5010.03200.60 
  Giemza, Julia 1472 POL1.0010.01200.20 
  Pomagalski, Marcin 1940 POL1.0010.22204.40 
  Szwaj, Justyna 1662 POL1.0010.04200.80 
  Janik, Marcin 1673 POL0.501-0.4620-9.20 

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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