Individual Calculations November 2023
 Saberi, Mahan  Total change: -4.40  Rating chartPersonal card
 18 th Mazandaran Premier Chess League (west) Mazandaran-Tonekabon IRI 2023-10-13
RcRownchangeKK*chgGame
 1879 2198 1.50 2 -0.22 20 -4.40 
  Moosavi, Seyed Arad 1798  * IRI1.0010.08201.60 
  Tavakolian, M. 1959 IRI0.501-0.3020-6.00 
 * 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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