Rapid: Individual Calculations September 2019
 Zarrar, Nafi  Total change: 5.60  Rating chartPersonal card
 Marand 1 Shahrivar 1398 Rapid ( Ghadir Cup ) west Azarbayjan IRI 2019-08-24
RcRownchangeKK*chgGame
 1643 1467 2.00 6 0.28 20 5.60 
  Vazifeh Doost, Rohollah 1791 IRI0.001-0.1320-2.60 
  Abdi, Adel 1779 IRI1.0010.862017.20 
  Razizadeh, Amir 1687 IRI0.001-0.2220-4.40 
  Shahbazi, Vahid 1747 IRI0.001-0.1620-3.20 
  Samadifar, Mahdi 1694 IRI0.001-0.2120-4.20 
  Pourvali, Pinar 1159 IRI1.0010.14202.80 

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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