Individual Calculations December 2023
 O`beirne, Fergal  Total change: -7.80  Rating chartPersonal card
 LCU Ennis Shield Rounds 1-2 Dublin IRL 2023-09-20
RcRownchangeKK*chgGame
 1721 1572 0.50 2 -0.10 20 -2.00 
  Brennan, Shane 1698 IRL0.5010.17203.40 
  Babisz, Wojciech 1743 POL0.001-0.2720-5.40 

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)
 
 LCU Heidenfeld Trophy Rounds 1-2 Dublin IRL 2023-09-20
RcRownchangeKK*chgGame
 1730 1572 0.00 1 -0.29 20 -5.80 
  Martin, Brian 1730 IRL0.001-0.2920-5.80 

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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