Individual Calculations October 2022
 Lotfi, Ariya  Total change: -61.20  Rating chartPersonal card
 4th Shahid hojjaji chess tournament Najaf Abad IRI 2022-09-15
RcRownchangeKK*chgGame
 1283 1276 0.00 3 -1.53 40 -61.20 
  Hashemi, Masoud 1607 IRI0.001-0.1240-4.80 
  Ghanbari, Ali 1115 IRI0.001-0.7140-28.40 
  Kargar Jahromi, Tannaz 1127 IRI0.001-0.7040-28.00 

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)
 

 

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