Individual Calculations January 2017
 Amiri, Amirali  Total change: -12.40  Rating chartPersonal card
 Round 5-6 Rasht IRI 2016-12-01
RcRownchangeKK*chgGame
 1637 1591 0.50 2 -0.39 40 -15.60 
  Masoumi, Sahar 1489 IRI0.501-0.1440-5.60 
  Azvar, Mohammad 1785 IRI0.001-0.2540-10.00 

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)
 
 6th Gilan Ayandehsazan League Under 15 (2016) Round 3-4 Rasht IRI 2016-12-01
RcRownchangeKK*chgGame
 1191 1591 1.00 1 0.08 40 3.20 
  Poorramezan, Parsa 1191  * IRI1.0010.08403.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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