Individual Calculations September 2020
 Ferozkohi, Ihsan  Total change: 3.40  Rating chartPersonal card
 2023 Victorian Senior's Championship Rounds 6-9 plus postponed Perth AUS 2020-06-18
RcRownchangeKK*chgGame
 1910 2232 4.50 5 0.17 20 3.40 
  Kinsman, Craig C 1889 AUS1.0010.12202.40 
  O`mahoney, Keegan 1903 IRL1.0010.12202.40 
  Rodriguez, Juan Talavera 1989 WLS1.0010.20204.00 
  Roza, Peter 1851 AUS1.0010.09201.80 
  Kueh, Michael 1917 AUS0.501-0.3620-7.20 

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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