Individual Calculations September 2023
 Grima Bongailas, Isaac  Total change: 29.20  Rating chartPersonal card
 Weekend Classics - August Open 2023 St. Julian's MLT 2023-08-24
RcRownchangeKK*chgGame
 1644 1322 1.00 2 0.73 40 29.20 
  Psaila, Mario 1717 MLT0.001-0.0840-3.20 
  Zammit, Jacob 1571 MLT1.0010.814032.40 

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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