Individual Calculations December 2018
 Ghorbani, Sina  Total change: 49.20  Rating chartPersonal card
 Tehran Standard Cup 16-18 Aban 1397 (U1600) Tehran IRI 2018-11-07
RcRownchangeKK*chgGame
 1459 1324 3.50 7 1.23 40 49.20 
  Maleki, Morteza 1506 IRI0.001-0.2640-10.40 
  Orooji, Siamak 1552 IRI1.0010.794031.60 
  Mohammadalizadeh Lashkari, Erfan 1495 IRI0.001-0.2740-10.80 
  Ahmadi, Gh.hossein 1477 IRI1.0010.704028.00 
  Baytamari, Amir Hossein 1439 IRI0.5010.16406.40 
  Fazlali, Soheil 1570 IRI0.001-0.1940-7.60 
  Tahmasbi, Amir Hosein 1173 IRI1.0010.304012.00 

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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