Individual Calculations September 2023
 Ghitza, Elena  Total change: 9.80  Rating chartPersonal card
 Swieqi Chess League 2023 - Division 1 2023 Rounds 5-6 St. Julian's MLT 2023-07-30
RcRownchangeKK*chgGame
 1706 1714 1.00 1 0.49 20 9.80 
  Psaila, Mario 1706 MLT1.0010.49209.80 

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)
 
 Weekend Classics - August Open 2023 St. Julian's MLT 2023-08-24
RcRownchangeKK*chgGame
 1699 1704 1.50 3 0.00 20 0.00 
  Zerafa, Robert c2075 MLT0.001-0.1020-2.00 
  Kosik, Vince 1304  * HUN1.0010.08201.60 
  Psaila, Mario 1717 MLT0.5010.02200.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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