Individual Calculations July 2016
 Yousefian, Ali  Total change: 25.20  Rating chartPersonal card
 Gilan Chess Championship 2016 Gilan IRI 2016-06-07
RcRownchangeKK*chgGame
 1620 1563 4.00 8 0.63 40 25.20 
  Safari, Parham 1775 IRI1.0010.774030.80 
  Akbarzadeh, Gholamreza 1881 IRI0.001-0.1340-5.20 
  Paktinat, Zhina 1666 IRI0.001-0.3640-14.40 
  Niazi, Arash 1222 IRI1.0010.12404.80 
  Hamdam, Ali 1658 IRI1.0010.634025.20 
  Edalati, Behrooz 1741 IRI0.001-0.2740-10.80 
  Rashidi, Abdollah 1684 IRI0.001-0.3440-13.60 
  Taskini, Mohammad Javad 1331 IRI1.0010.21408.40 

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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