Individual Calculations June 2023
 Edwards, Nicholas L  Total change: 4.80  Rating chartPersonal card
 Coulsdon Chess Dicky White - May London ENG 2023-05-08
RcRownchangeKK*chgGame
 1833 1741 1.00 2 0.24 20 4.80 
  Shenbagakumar, Gautham 1755 ENG0.5010.02200.40 
  Banerjee, Supratit 1910 SCO0.5010.22204.40 

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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