Individual Calculations October 2022
 Ashrafi, Omid  Total change: -82.80  Rating chartPersonal card
 1st international Standard of Master Tafrishi Cup-Category B Mashhad IRI 2022-09-19
RcRownchangeKK*chgGame
 1064 1375 0.50 3 -2.07 40 -82.80 
  Ansari Poor, Alireza 1037 IRI0.001-0.8840-35.20 
  Davoodi, Amirali 1018 IRI0.501-0.3940-15.60 
  Naderi, Arad 1137 IRI0.001-0.8040-32.00 

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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