Individual Calculations December 2018
 Ahmadi, Mehrdad  Total change: 60.40  Rating chartPersonal card
 Tehran Standard Cup 16-18 Aban 1397 (U1600) Tehran IRI 2018-11-07
RcRownchangeKK*chgGame
 1413 1295 4.00 7 1.51 40 60.40 
  Mohammadalizadeh Lashkari, Erfan 1495 IRI0.001-0.2440-9.60 
  Khodadadi, Dana 1551 IRI0.5010.314012.40 
  Azizi Tafreshi, Ali Akbar 1554 IRI0.5010.324012.80 
  Taj Dini, Hasti 1120 IRI1.0010.274010.80 
  Fazlali, Soheil 1570 IRI0.001-0.1740-6.80 
  Shahsavari, Mahan 1321 IRI1.0010.544021.60 
  Kangarloo, Kasra 1278 IRI1.0010.484019.20 

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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