Individual Calculations February 2017
 Tahvili Raftar, Iman  Total change: 19.00  Rating chartPersonal card
 15th International Khazar Cup (U 2100) 2017 Rasht IRI 2017-01-20
RcRownchangeKK*chgGame
 1714 1461 2.50 8 0.95 20 19.00 
  Niksefat, Mohammadhassan 1861  * IRI0.001-0.0820-1.60 
  Biabani, Sara 1709 IRI1.0010.812016.20 
  Behboudi, Ali 1764 IRI0.001-0.1420-2.80 
  Ansari, Alireza 1655 IRI0.5010.25205.00 
  Ghaieni, Arya 1714 IRI0.5010.31206.20 
  Khosh Aein, Fariborz 1673 IRI0.5010.27205.40 
  Seyfori, Soheil 1667 IRI0.001-0.2420-4.80 
  Hamdam, Ali 1670 IRI0.001-0.2320-4.60 
 * 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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