Individual Calculations January 2018
 Mahdavirad, Mehdi  Total change: 6.80  Rating chartPersonal card
 Tehran Men Dastejate Azad League 1396 6-7 Tehran IRI 2017-12-18
 2086 2203 1.00 1 0.34 20 6.80 
  Shafaee, H. 2086 IRI1.0010.34206.80 

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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