Individual Calculations May 2019
 Derakhshani, Mehrdad  Total change: 4.40  Rating chartPersonal card
 Shirvan Arashk Standard Cup Farvardin 1398 North Khorasan IRI 2019-04-17
RcRownchangeKK*chgGame
 1740 1931 6.00 8 0.22 20 4.40 
  Golmeimi, Ermia 1531  * IRI1.0010.08201.60 
  Pourreza, Amin 1560 IRI1.0010.10202.00 
  Nazari, Mohammad 1655 IRI1.0010.17203.40 
  Zare, Jamal 1991 IRI0.5010.08201.60 
  Hejazi, Milad 1856 IRI0.501-0.1020-2.00 
  Ahmadi, Erfan 1694 IRI1.0010.20204.00 
  Hejrati, Mohammad Mahdi 1812 IRI0.001-0.6620-13.20 
  Rezapoor, Abbas 1824 IRI1.0010.35207.00 
 * 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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