Rapid: Individual Calculations May 2018
 Amiri, Erfan  Total change: -39.20  Rating chartPersonal card
 khorram abad rapid farvardin 1397 khoramabad IRI 2018-03-31
RcRownchangeKK*chgGame
 1518 1634 2.50 7 -1.96 20 -39.20 
  Maleki, Ali 1234  * IRI1.0010.08201.60 
  Shahveisi, Hamid 1574 IRI1.0010.42208.40 
  Gorjizadeh, Iman 1629 IRI0.001-0.5120-10.20 
  Garmsiri, Reza 1457 IRI0.001-0.7320-14.60 
  Zoalfian, Mehrdad 1582 IRI0.501-0.0720-1.40 
  Goodarzi, Moein 1514 IRI0.001-0.6620-13.20 
  Malmir, Hamid 1639 IRI0.001-0.4920-9.80 
 * 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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