Individual Calculations April 2019
 Shirazizadeh, Erfan  Total change: 31.20  Rating chartPersonal card
 7th Shirkooh Standard Cup Esfand 1397 Yazd IRI 2019-03-13
RcRownchangeKK*chgGame
 1666 1350 1.50 5 0.78 40 31.20 
  Jafari, Mahdi 1750  * IRI0.001-0.0840-3.20 
  Hosseini, Morteza 1669 IRI0.001-0.1340-5.20 
  Mahdian, Mohammad 1645 IRI0.5010.354014.00 
  Fasahat, Hossein 1514 GER1.0010.724028.80 
  Amini Zadeh, Mahdi 1750  * IRI0.001-0.0840-3.20 
 * 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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