Individual Calculations January 2020
 Aryanfar, Mohammad  Total change: -8.80  Rating chartPersonal card
 24th Iranian first League 1398 Hormozgan IRI 2019-12-10
RcRownchangeKK*chgGame
 1657 1647 2.50 6 -0.44 20 -8.80 
  Taheri, Mohammad Ali 1417 IRI0.501-0.2920-5.80 
  Malakouti, Ehsan 1778 IRI0.001-0.3220-6.40 
  Anjom Rooz, Ammar 1303 IRI1.0010.12202.40 
  Dehghani, Ali 1600 IRI1.0010.43208.60 
  Heydari, Mohammad Masoud 1799 IRI0.001-0.3020-6.00 
  Khademi, Mohammad Miran f2047  * IRI0.001-0.0820-1.60 
 * 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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