Individual Calculations October 2023
 O`mahoney, Keegan  Total change: 1.20  Rating chartPersonal card
 2023 Richard Lilly Swiss Round 7 Perth AUS 2023-08-31
RcRownchangeKK*chgGame
 1760 1908 1.00 1 0.30 20 6.00 
  Ellis, David 1760 AUS1.0010.30206.00 

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)
 
 2023 Metro Respini Divsion A Rounds 1-2 Perth AUS 2023-09-21
RcRownchangeKK*chgGame
 1993 1898 0.50 2 -0.24 20 -4.80 
  Taylor, Leon M 1917 AUS0.5010.03200.60 
  Teh, Rui Gen 2069 AUS0.001-0.2720-5.40 

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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