Individual Calculations September 2016
 Ghaffarifar, Matin  Total change: -18.40  Rating chartPersonal card
 15th Iranian Men Chess Festival 2016 Arak IRI 2016-08-11
RcRownchangeKK*chgGame
 1934 2081 7.00 11 -0.46 40 -18.40 
  Sharafi, Mohammadreza 1681  * IRI1.0010.08403.20 
  Babae, Majid 1776 IRI1.0010.14405.60 
  Ebrahimi, Abolfazl 1924 IRI1.0010.294011.60 
  Shamsi, Mohammadhossein 2230 IRI0.5010.20408.00 
  Pilvaieh, Ali 2192 IRI0.001-0.3540-14.00 
  Ahmadi , Ali 1896 IRI0.501-0.2440-9.60 
  Binaei Tavallaei, Mahdi 1904 IRI1.0010.274010.80 
  Ali Babaei, Sasan 1944 IRI0.501-0.1840-7.20 
  Talebi, Masoud 1911 IRI0.501-0.2240-8.80 
  Nazari, Arad 1974 IRI0.001-0.6540-26.00 
  Najafi Khaniabadi, Kiarash 1845 IRI1.0010.20408.00 
 * 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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