Individual Calculations March 2023
 Marks, Ian A  Total change: -9.20  Rating chartPersonal card
 SNCL_Division_1_2023 Rounds 1-2 Dunfermline SCO 2023-01-29
RcRownchangeKK*chgGame
 2002 1902 1.00 2 0.27 20 5.40 
  Donohue, Tom 1952 SCO0.5010.07201.40 
  Lothian, Robert 2052 SCO0.5010.20204.00 

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)
 
 SNCL_Division_1_2023 Rounds 3-4 Dunfermline SCO 2023-02-26
RcRownchangeKK*chgGame
 1800 1902 0.50 2 -0.73 20 -14.60 
  Skettos, Nicolas 1964 CYP0.001-0.4120-8.20 
  Blackford, Ross 1635 SCO0.501-0.3220-6.40 

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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